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Alpha Pro Tech Ltd – ‘10-K’ for 12/31/19 – ‘EX-101.SCH’

On:  Tuesday, 3/10/20, at 3:17pm ET   ·   For:  12/31/19   ·   Accession #:  1437749-20-4678   ·   File #:  1-15725

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  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/10/20  Alpha Pro Tech Ltd                10-K       12/31/19   86:5.3M                                   RDG Filings/FA

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML    552K 
 2: EX-4.1      Instrument Defining the Rights of Security Holders  HTML     32K 
 3: EX-21       Subsidiaries List                                   HTML     23K 
 4: EX-23.1     Consent of Experts or Counsel                       HTML     24K 
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     32K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     32K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     26K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     27K 
24: R1          Document And Entity Information                     HTML     64K 
65: R2          Condensed Consolidated Balance Sheets               HTML    108K 
75: R3          Condensed Consolidated Balance Sheets               HTML     33K 
                (Parentheticals)                                                 
49: R4          Consolidated Statements of Comprehensive Income     HTML     81K 
23: R5          Consolidated Statements of Shareholders’ Equity     HTML     63K 
64: R6          Condensed Consolidated Statements of Cash Flows     HTML     96K 
74: R7          Note 1 - The Company                                HTML     30K 
48: R8          Note 2 - Summary of Significant Accounting          HTML    118K 
                Policies                                                         
25: R9          Note 3 - Investments                                HTML     31K 
43: R10         Note 4 - Inventories                                HTML     35K 
16: R11         Note 5 - Property and Equipment                     HTML     43K 
63: R12         Note 6 - Goodwill and Intangible Assets             HTML     48K 
73: R13         Note 7 - Equity Investment in Unconsolidated        HTML     37K 
                Affiliate                                                        
42: R14         Note 8 - Accrued Liabilities                        HTML     35K 
15: R15         Note 9 - Notes Payable                              HTML     30K 
62: R16         Note 10 - Shareholders' Equity                      HTML     89K 
72: R17         Note 11 - Income Taxes                              HTML     67K 
41: R18         Note 12 - Leases                                    HTML     40K 
17: R19         Note 13 - Legal                                     HTML     28K 
56: R20         Note 14 - Employee Benefit Plans                    HTML     31K 
86: R21         Note 15 - Activity of Business Segments             HTML     80K 
40: R22         Note 16 - Concentration of Risk                     HTML     47K 
33: R23         Note 17 - Employment Agreements                     HTML     30K 
55: R24         Note 18 - Related Party Transactions                HTML     28K 
85: R25         Note 19 - Subsequent Events                         HTML     28K 
39: R26         Significant Accounting Policies (Policies)          HTML    226K 
32: R27         Note 2 - Summary of Significant Accounting          HTML     62K 
                Policies (Tables)                                                
57: R28         Note 4 - Inventories (Tables)                       HTML     36K 
84: R29         Note 5 - Property and Equipment (Tables)            HTML     41K 
69: R30         Note 6 - Goodwill and Intangible Assets (Tables)    HTML     48K 
59: R31         Note 8 - Accrued Liabilities (Tables)               HTML     32K 
18: R32         Note 10 - Shareholders' Equity (Tables)             HTML     80K 
44: R33         Note 11 - Income Taxes (Tables)                     HTML     70K 
70: R34         Note 12 - Leases (Tables)                           HTML     34K 
60: R35         Note 15 - Activity of Business Segments (Tables)    HTML     82K 
19: R36         Note 16 - Concentration of Risk (Tables)            HTML     38K 
45: R37         Note 2 - Summary of Significant Accounting          HTML     52K 
                Policies (Details Textual)                                       
71: R38         Note 2 - Summary of Significant Accounting          HTML     37K 
                Policies - Property and Equipment (Details)                      
58: R39         Note 2 - Summary of Significant Accounting          HTML     51K 
                Policies - Reconciliation of Net Income and Number               
                of Shares Used in Computations of Basic and                      
                Diluted EPS (Details)                                            
81: R40         Note 2 - Summary of Significant Accounting          HTML     35K 
                Policies - Fair Value of Financial Assets                        
                (Details)                                                        
53: R41         Note 3 - Investments (Details Textual)              HTML     38K 
27: R42         Note 4 - Inventories - Inventories (Details)        HTML     35K 
34: R43         Note 5 - Property and Equipment (Details Textual)   HTML     25K 
82: R44         Note 5 - Property and Equipment - Property and      HTML     46K 
                Equipment (Details)                                              
54: R45         Note 6 - Goodwill and Intangible Assets (Details    HTML     30K 
                Textual)                                                         
28: R46         Note 6 - Goodwill and Intangible Assets -           HTML     34K 
                Definite-lived Intangible Assets (Details)                       
35: R47         Note 6 - Goodwill and Intangible Assets -           HTML     38K 
                Estimated Future Amortization Expense Related to                 
                Definite-lived Intangible Assets (Details)                       
83: R48         Note 7 - Equity Investment in Unconsolidated        HTML     71K 
                Affiliate (Details Textual)                                      
52: R49         Note 8 - Accrued Liabilities (Details Textual)      HTML     25K 
67: R50         Note 8 - Accrued Liabilities - Accrued Liabilities  HTML     32K 
                (Details)                                                        
78: R51         Note 9 - Notes Payable (Details Textual)            HTML     40K 
47: R52         Note 10 - Shareholders' Equity (Details Textual)    HTML     69K 
21: R53         Note 10 - Shareholders' Equity - Stock Option       HTML     52K 
                Activity (Details)                                               
66: R54         Note 10 - Shareholders' Equity - Stock Option       HTML     37K 
                Valuation Assumptions (Details)                                  
77: R55         Note 10 - Shareholders' Equity - Information About  HTML     49K 
                Stock Options (Details)                                          
46: R56         Note 11 - Income Taxes - Provision for Income       HTML     32K 
                Taxes (Details)                                                  
20: R57         Note 11 - Income Taxes - Deferred Income Tax        HTML     56K 
                Assets (Details)                                                 
68: R58         Note 11 - Income Taxes - Income Tax Reconciliation  HTML     45K 
                (Details)                                                        
76: R59         Note 12 - Leases (Details Textual)                  HTML     36K 
38: R60         Note 12 - Leases - Future Minimum Lease Payment     HTML     40K 
                (Details)                                                        
30: R61         Note 14 - Employee Benefit Plans (Details Textual)  HTML     40K 
51: R62         Note 15 - Activity of Business Segments (Details    HTML     25K 
                Textual)                                                         
80: R63         Note 15 - Activity of Business Segments -           HTML     30K 
                Consolidated Net Sales (Details)                                 
37: R64         Note 15 - Activity of Business Segments -           HTML     38K 
                Reconciliation of Total Segment Income to Total                  
                Consolidated Net Income (Details)                                
29: R65         Note 15 - Activity of Business Segments -           HTML     38K 
                Consolidated Net Sales and Long-lived Asset                      
                Information by Geographic Area (Details)                         
50: R66         Note 15 - Activity of Business Segments -           HTML     31K 
                Consolidated Net Property and Equipment, Goodwill                
                and Intangible Assets (Details)                                  
79: R67         Note 16 - Concentration of Risk (Details Textual)   HTML     36K 
36: R68         Note 16 - Concentration of Risk - Customer          HTML     37K 
                Concentration (Details)                                          
31: R69         Note 17 - Employment Agreements (Details Textual)   HTML     34K 
61: XML         IDEA XML File -- Filing Summary                      XML    155K 
26: EXCEL       IDEA Workbook of Financial Reports                  XLSX     66K 
 9: EX-101.INS  XBRL Instance -- apt-20191231                        XML   1.35M 
11: EX-101.CAL  XBRL Calculations -- apt-20191231_cal                XML    136K 
12: EX-101.DEF  XBRL Definitions -- apt-20191231_def                 XML   1.07M 
13: EX-101.LAB  XBRL Labels -- apt-20191231_lab                      XML    856K 
14: EX-101.PRE  XBRL Presentations -- apt-20191231_pre               XML   1.12M 
10: EX-101.SCH  XBRL Schema -- apt-20191231                          XSD    173K 
22: ZIP         XBRL Zipped Folder -- 0001437749-20-004678-xbrl      Zip    132K

‘EX-101.SCH’   —   XBRL Schema — apt-20191231

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 006 - Disclosure - Note 1 - The Company </link:definition>
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 007 - Disclosure - Note 2 - Summary of Significant Accounting Policies </link:definition>
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 008 - Disclosure - Note 3 - Investments </link:definition>
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 009 - Disclosure - Note 4 - Inventories </link:definition>
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 010 - Disclosure - Note 5 - Property and Equipment </link:definition>
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 011 - Disclosure - Note 6 - Goodwill and Intangible Assets </link:definition>
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<link:definition xmlns="http://www.xbrl.org/2003/linkbase"> 012 - Disclosure - Note 7 - Equity Investment in Unconsolidated Affiliate </link:definition>
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<xsd:element abstract="true" id="apt_AlphaProTechEngineeredProductsMember" name="AlphaProTechEngineeredProductsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_BonusMaximumThreshold" name="BonusMaximumThreshold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
<xsd:element id="apt_BonusPercentage" name="BonusPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_BuildingSupplyMember" name="BuildingSupplyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_ConcentrationRiskThresholdPercentage" name="ConcentrationRiskThresholdPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_CumulativeEquityInIncomeOfUnconsolidatedAffiliate" name="CumulativeEquityInIncomeOfUnconsolidatedAffiliate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="apt_CustomerAMember" name="CustomerAMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_CustomerBMember" name="CustomerBMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_CustomerCMember" name="CustomerCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_DeferredCompensationArrangementWithIndividualDeathBenefit" name="DeferredCompensationArrangementWithIndividualDeathBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="apt_DeferredCompensationArrangementWithIndividualRecordedLiabilityCurrent" name="DeferredCompensationArrangementWithIndividualRecordedLiabilityCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
<xsd:element id="apt_DeferredTaxAssetsInventoryCurrent" name="DeferredTaxAssetsInventoryCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element id="apt_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTaxAndForeignTaxCredits" name="DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTaxAndForeignTaxCredits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element id="apt_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilitiesCurrent" name="DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilitiesCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element id="apt_DeferredTaxLiabilitiesStateIncomeTaxesNonCurrent" name="DeferredTaxLiabilitiesStateIncomeTaxesNonCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="apt_DisposableProtectiveApparelMember" name="DisposableProtectiveApparelMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_EmployeesAndDirectorsMember" name="EmployeesAndDirectorsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_EmploymentAgreementTerm" name="EmploymentAgreementTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_EmploymentAgreementsTextBlock" name="EmploymentAgreementsTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_ExpenseToAcquireInventory" name="ExpenseToAcquireInventory" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_ForEmployeesContributing1PercentOfGrossEarningsMember" name="ForEmployeesContributing1PercentOfGrossEarningsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_ForEmployeesContributing2To12PercentOfGrossEarningsMember" name="ForEmployeesContributing2To12PercentOfGrossEarningsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_FormerCeoMember" name="FormerCeoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_HarmonyMember" name="HarmonyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_IncreaseDecreaseInOperatingLeaseLiability" name="IncreaseDecreaseInOperatingLeaseLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_InternationalMember" name="InternationalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_ManufacturingBuildingProductsMember" name="ManufacturingBuildingProductsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_ManufacturingCoatedMaterialAndSewingProprietaryDisposableProtectiveApparelMember" name="ManufacturingCoatedMaterialAndSewingProprietaryDisposableProtectiveApparelMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_ManufacturingOfBuildingProductsMember" name="ManufacturingOfBuildingProductsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_MapleIndustriesAndAssociatesMember" name="MapleIndustriesAndAssociatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_MarketableSecuritiesMember" name="MarketableSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_NumberOfStoresOwned" name="NumberOfStoresOwned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant"/>
<xsd:element id="apt_NumberOfStoresRented" name="NumberOfStoresRented" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant"/>
<xsd:element id="apt_OperatingLeaseExpenseNetOfAccretion" name="OperatingLeaseExpenseNetOfAccretion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="apt_OperatingLeaseRightofuseAssetCurrent" name="OperatingLeaseRightofuseAssetCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element id="apt_OperatingLeaseRightofuseAssetNoncurrent" name="OperatingLeaseRightofuseAssetNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="apt_PatentsAndTrademarksMember" name="PatentsAndTrademarksMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_PrimeRate" name="PrimeRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_ProceedsFromPaymentsForStockOptionsExercised" name="ProceedsFromPaymentsForStockOptionsExercised" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
<xsd:element id="apt_PropertyPlantAndEquipmentUsefulLivesTableTextBlock" name="PropertyPlantAndEquipmentUsefulLivesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_RevenueFromContractWithCustomerShippingAndHandlingPolicyPolicyTextBlock" name="RevenueFromContractWithCustomerShippingAndHandlingPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_SewingProprietaryDisposableProtectiveApparelMember" name="SewingProprietaryDisposableProtectiveApparelMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_StockOptionsFairValueBasedOnBlackScholesMerton" name="StockOptionsFairValueBasedOnBlackScholesMerton" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="apt_TemporaryDifferencesAbstract" name="TemporaryDifferencesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_The2004PlanMember" name="The2004PlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
<xsd:element id="apt_TotalConsolidatedAssets" name="TotalConsolidatedAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
<xsd:element abstract="true" id="apt_statement-statement-note-10-shareholders-equity-information-about-stock-options-details" name="statement-statement-note-10-shareholders-equity-information-about-stock-options-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-10-shareholders-equity-stock-option-activity-details" name="statement-statement-note-10-shareholders-equity-stock-option-activity-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-10-shareholders-equity-stock-option-valuation-assumptions-details" name="statement-statement-note-10-shareholders-equity-stock-option-valuation-assumptions-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-10-shareholders-equity-tables" name="statement-statement-note-10-shareholders-equity-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-11-income-taxes-deferred-income-tax-assets-details" name="statement-statement-note-11-income-taxes-deferred-income-tax-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-11-income-taxes-income-tax-reconciliation-details" name="statement-statement-note-11-income-taxes-income-tax-reconciliation-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-11-income-taxes-provision-for-income-taxes-details" name="statement-statement-note-11-income-taxes-provision-for-income-taxes-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-11-income-taxes-tables" name="statement-statement-note-11-income-taxes-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-12-leases-future-minimum-lease-payment-details" name="statement-statement-note-12-leases-future-minimum-lease-payment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-12-leases-tables" name="statement-statement-note-12-leases-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-15-activity-of-business-segments-consolidated-net-property-and-equipment-goodwill-and-intangible-assets-details" name="statement-statement-note-15-activity-of-business-segments-consolidated-net-property-and-equipment-goodwill-and-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-15-activity-of-business-segments-consolidated-net-sales-and-longlived-asset-information-by-geographic-area-details" name="statement-statement-note-15-activity-of-business-segments-consolidated-net-sales-and-longlived-asset-information-by-geographic-area-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-15-activity-of-business-segments-consolidated-net-sales-details" name="statement-statement-note-15-activity-of-business-segments-consolidated-net-sales-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-15-activity-of-business-segments-reconciliation-of-total-segment-income-to-total-consolidated-net-income-details" name="statement-statement-note-15-activity-of-business-segments-reconciliation-of-total-segment-income-to-total-consolidated-net-income-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-15-activity-of-business-segments-tables" name="statement-statement-note-15-activity-of-business-segments-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-16-concentration-of-risk-customer-concentration-details" name="statement-statement-note-16-concentration-of-risk-customer-concentration-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-16-concentration-of-risk-tables" name="statement-statement-note-16-concentration-of-risk-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-2-summary-of-significant-accounting-policies-fair-value-of-financial-assets-details" name="statement-statement-note-2-summary-of-significant-accounting-policies-fair-value-of-financial-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-2-summary-of-significant-accounting-policies-property-and-equipment-details" name="statement-statement-note-2-summary-of-significant-accounting-policies-property-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-2-summary-of-significant-accounting-policies-reconciliation-of-net-income-and-number-of-shares-used-in-computations-of-basic-and-diluted-eps-details" name="statement-statement-note-2-summary-of-significant-accounting-policies-reconciliation-of-net-income-and-number-of-shares-used-in-computations-of-basic-and-diluted-eps-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-2-summary-of-significant-accounting-policies-tables" name="statement-statement-note-2-summary-of-significant-accounting-policies-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-4-inventories-inventories-details" name="statement-statement-note-4-inventories-inventories-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-4-inventories-tables" name="statement-statement-note-4-inventories-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-5-property-and-equipment-property-and-equipment-details" name="statement-statement-note-5-property-and-equipment-property-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-5-property-and-equipment-tables" name="statement-statement-note-5-property-and-equipment-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-6-goodwill-and-intangible-assets-definitelived-intangible-assets-details" name="statement-statement-note-6-goodwill-and-intangible-assets-definitelived-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-6-goodwill-and-intangible-assets-estimated-future-amortization-expense-related-to-definitelived-intangible-assets-details" name="statement-statement-note-6-goodwill-and-intangible-assets-estimated-future-amortization-expense-related-to-definitelived-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-6-goodwill-and-intangible-assets-tables" name="statement-statement-note-6-goodwill-and-intangible-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-8-accrued-liabilities-accrued-liabilities-details" name="statement-statement-note-8-accrued-liabilities-accrued-liabilities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-note-8-accrued-liabilities-tables" name="statement-statement-note-8-accrued-liabilities-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
<xsd:element abstract="true" id="apt_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>

4 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/13/24  Alpha Pro Tech Ltd.               10-K       12/31/23   95:9.4M                                   RDG Filings/FA
 3/16/23  Alpha Pro Tech Ltd.               10-K       12/31/22   92:7.6M                                   RDG Filings/FA
 3/11/22  Alpha Pro Tech Ltd.               10-K       12/31/21   86:5.5M                                   RDG Filings/FA
 9/28/20  Alpha Pro Tech Ltd.               S-8         9/28/20    4:233K                                   RDG Filings/FA
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