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PureBase Corp. – ‘10-K’ for 11/30/23 – ‘EX-101.SCH’

On:  Wednesday, 2/28/24, at 3:49pm ET   ·   For:  11/30/23   ·   Accession #:  1493152-24-8171   ·   File #:  0-55517

Previous ‘10-K’:  ‘10-K’ on 2/28/23 for 11/30/22   ·   Latest ‘10-K’:  This Filing   ·   27 References:   

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

 2/28/24  PureBase Corp.                    10-K       11/30/23   72:16M                                    M2 Compliance LLC/FA

Annual Report   —   Form 10-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.67M 
 2: EX-10.43    Material Contract                                   HTML     20K 
 3: EX-31.1     Certification -- §302 - SOA'02                      HTML     26K 
 4: EX-31.2     Certification -- §302 - SOA'02                      HTML     26K 
 5: EX-32.1     Certification -- §906 - SOA'02                      HTML     22K 
 6: EX-32.2     Certification -- §906 - SOA'02                      HTML     22K 
12: R1          Cover                                               HTML     86K 
13: R2          Consolidated Balance Sheets                         HTML    112K 
14: R3          Consolidated Balance Sheets (Parenthetical)         HTML     40K 
15: R4          Consolidated Statements of Operations               HTML     86K 
16: R5          Consolidated Statements of Stockholders' Deficit    HTML     66K 
17: R6          Consolidated Statements of Stockholders' Deficit    HTML     27K 
                (Parenthetical)                                                  
18: R7          Consolidated Statements of Cash Flows               HTML     97K 
19: R8          Organization and Business Operations                HTML     29K 
20: R9          Going Concern and Liquidity                         HTML     38K 
21: R10         Summary of Significant Accounting Policies          HTML    111K 
22: R11         Mining Rights                                       HTML     33K 
23: R12         Property and Equipment                              HTML     32K 
24: R13         Notes Payable                                       HTML    134K 
25: R14         Leases                                              HTML     39K 
26: R15         Accounts Payable and Accrued Expenses               HTML     28K 
27: R16         Commitments and Contingencies                       HTML     37K 
28: R17         Stockholders? Equity                                HTML     35K 
29: R18         Stock-Based Compensation                            HTML    139K 
30: R19         Related Party Transactions                          HTML    122K 
31: R20         Concentration of Credit Risk                        HTML     38K 
32: R21         Income Taxes                                        HTML     40K 
33: R22         Subsequent Events                                   HTML     38K 
34: R23         Summary of Significant Accounting Policies          HTML    155K 
                (Policies)                                                       
35: R24         Summary of Significant Accounting Policies          HTML     53K 
                (Tables)                                                         
36: R25         Property and Equipment (Tables)                     HTML     29K 
37: R26         Leases (Tables)                                     HTML     40K 
38: R27         Accounts Payable and Accrued Expenses (Tables)      HTML     27K 
39: R28         Stock-Based Compensation (Tables)                   HTML    116K 
40: R29         Concentration of Credit Risk (Tables)               HTML     37K 
41: R30         Income Taxes (Tables)                               HTML     35K 
42: R31         Organization and Business Operations (Details       HTML     23K 
                Narrative)                                                       
43: R32         Going Concern and Liquidity (Details Narrative)     HTML     71K 
44: R33         Schedule of Disaggregated Revenue (Details)         HTML     31K 
45: R34         Schedule of Estimated Useful Life of Property and   HTML     30K 
                Equipment (Details)                                              
46: R35         Schedule of Outstanding Shares Excluded From        HTML     28K 
                Diluted Loss Per Share (Details)                                 
47: R36         Summary of Significant Accounting Policies          HTML     56K 
                (Details Narrative)                                              
48: R37         Mining Rights (Details Narrative)                   HTML     53K 
49: R38         Schedule of Property and Equipment (Details)        HTML     39K 
50: R39         Property and Equipment (Details Narrative)          HTML     22K 
51: R40         Notes Payable (Details Narrative)                   HTML    315K 
52: R41         Schedule of Lease Cost and Other Supplemental       HTML     39K 
                Lease Information (Details)                                      
53: R42         Schedule of Future Minimum Lease Payments           HTML     27K 
                (Details)                                                        
54: R43         Schedule of Accounts Payable and Accrued Expenses   HTML     30K 
                (Details)                                                        
55: R44         Commitments and Contingencies (Details Narrative)   HTML     63K 
56: R45         Stockholders? Equity (Details Narrative)            HTML     64K 
57: R46         Schedule of Black-Scholes Option Pricing Model      HTML     84K 
                Assumptions (Details)                                            
58: R47         Schedule of Stock Option Activity (Details)         HTML     40K 
59: R48         Schedule of Stock Option Shares Outstanding and     HTML     71K 
                Exercisable (Details)                                            
60: R49         Stock-Based Compensation (Details Narrative)        HTML     80K 
61: R50         Related Party Transactions (Details Narrative)      HTML    404K 
62: R51         Schedule of Concentration of Credit Risk (Details)  HTML     33K 
63: R52         Concentration of Credit Risk (Details Narrative)    HTML     33K 
64: R53         Schedule of Net Deferred Tax Assets and             HTML     28K 
                Liabilities (Details)                                            
65: R54         Schedule of Reconciliation of Federal Income Tax    HTML     32K 
                Benefit (Details)                                                
66: R55         Income Taxes (Details Narrative)                    HTML     26K 
67: R56         Subsequent Events (Details Narrative)               HTML     55K 
69: XML         IDEA XML File -- Filing Summary                      XML    125K 
72: XML         XBRL Instance -- form10-k_htm                        XML   1.75M 
68: EXCEL       IDEA Workbook of Financial Report Info              XLSX    176K 
 8: EX-101.CAL  XBRL Calculations -- pubc-20231130_cal               XML    137K 
 9: EX-101.DEF  XBRL Definitions -- pubc-20231130_def                XML    669K 
10: EX-101.LAB  XBRL Labels -- pubc-20231130_lab                     XML   1.02M 
11: EX-101.PRE  XBRL Presentations -- pubc-20231130_pre              XML    857K 
 7: EX-101.SCH  XBRL Schema -- pubc-20231130                         XSD    155K 
70: JSON        XBRL Instance as JSON Data -- MetaLinks              400±   576K 
71: ZIP         XBRL Zipped Folder -- 0001493152-24-008171-xbrl      Zip   2.36M

‘EX-101.SCH’   —   XBRL Schema — pubc-20231130

This Exhibit is an XBRL File.

                                                                                                                                                                                
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<link:definition> 00000044 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details Narrative) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 00000045 - Disclosure - STOCKHOLDERS’ EQUITY (Details Narrative) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType roleURI="http://purebase.com/role/ScheduleOfBlack-scholesOptionPricingModelAssumptionsDetails" id="ScheduleOfBlack-scholesOptionPricingModelAssumptionsDetails">
<link:definition> 00000046 - Disclosure - SCHEDULE OF BLACK-SCHOLES OPTION PRICING MODEL ASSUMPTIONS (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:roleType roleURI="http://purebase.com/role/ScheduleOfStockOptionActivityDetails" id="ScheduleOfStockOptionActivityDetails">
<link:definition> 00000047 - Disclosure - SCHEDULE OF STOCK OPTION ACTIVITY (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 00000048 - Disclosure - SCHEDULE OF STOCK OPTION SHARES OUTSTANDING AND EXERCISABLE (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:roleType roleURI="http://purebase.com/role/Stock-basedCompensationDetailsNarrative" id="Stock-basedCompensationDetailsNarrative">
<link:definition> 00000049 - Disclosure - STOCK-BASED COMPENSATION (Details Narrative) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
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<link:definition> 00000050 - Disclosure - RELATED PARTY TRANSACTIONS (Details Narrative) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 00000051 - Disclosure - SCHEDULE OF CONCENTRATION OF CREDIT RISK (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 00000052 - Disclosure - CONCENTRATION OF CREDIT RISK (Details Narrative) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 00000053 - Disclosure - SCHEDULE OF NET DEFERRED TAX ASSETS AND LIABILITIES (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType roleURI="http://purebase.com/role/ScheduleOfReconciliationOfFederalIncomeTaxBenefitDetails" id="ScheduleOfReconciliationOfFederalIncomeTaxBenefitDetails">
<link:definition> 00000054 - Disclosure - SCHEDULE OF RECONCILIATION OF FEDERAL INCOME TAX BENEFIT (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType roleURI="http://purebase.com/role/IncomeTaxesDetailsNarrative" id="IncomeTaxesDetailsNarrative">
<link:definition> 00000055 - Disclosure - INCOME TAXES (Details Narrative) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType roleURI="http://purebase.com/role/SubsequentEventsDetailsNarrative" id="SubsequentEventsDetailsNarrative">
<link:definition> 00000056 - Disclosure - SUBSEQUENT EVENTS (Details Narrative) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:linkbaseRef xlink:type="simple" xlink:href="pubc-20231130_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links"/>
<link:linkbaseRef xlink:type="simple" xlink:href="pubc-20231130_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links"/>
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<import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
<import namespace="http://xbrl.sec.gov/dei/2023" schemaLocation="https://xbrl.sec.gov/dei/2023/dei-2023.xsd"/>
<import namespace="http://fasb.org/us-gaap/2023" schemaLocation="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd"/>
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<import namespace="http://xbrl.sec.gov/country/2023" schemaLocation="https://xbrl.sec.gov/country/2023/country-2023.xsd"/>
<import namespace="http://fasb.org/srt/2023" schemaLocation="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd"/>
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<element id="PUBC_TwoThousandSeventeenEquityIncentivePlanMember" name="TwoThousandSeventeenEquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_MemberOfBoardConsultantsAndEmployeesMember" name="MemberOfBoardConsultantsAndEmployeesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
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<element id="PUBC_OptionThreeMember" name="OptionThreeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OptionFourMember" name="OptionFourMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OptionFiveMember" name="OptionFiveMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OptionSixMember" name="OptionSixMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OptionSevenMember" name="OptionSevenMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceOneMember" name="ExercisePriceOneMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceTwoMember" name="ExercisePriceTwoMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceThreeMember" name="ExercisePriceThreeMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceFourMember" name="ExercisePriceFourMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceFiveMember" name="ExercisePriceFiveMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceSixMember" name="ExercisePriceSixMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceSevenMember" name="ExercisePriceSevenMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceEightMember" name="ExercisePriceEightMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExercisePriceNineMember" name="ExercisePriceNineMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
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<element id="PUBC_UnsecuredPromissoryNotesMember" name="UnsecuredPromissoryNotesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_UnsecuredConvertiblePromissoryNotesOneMember" name="UnsecuredConvertiblePromissoryNotesOneMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_TwoConvertiblePromissoryNotesMember" name="TwoConvertiblePromissoryNotesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_MaterialSupplyAgreementMember" name="MaterialSupplyAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_KaolinClayForSupplementaryCementitiousMaterialsMember" name="KaolinClayForSupplementaryCementitiousMaterialsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_BaggedProductsForClayMember" name="BaggedProductsForClayMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_MaterialsExtractionAgreementMember" name="MaterialsExtractionAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_USMineLLCMember" name="USMineLLCMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_KurtisMember" name="KurtisMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ScrivenerAgreementMember" name="ScrivenerAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_DrScrivenerMember" name="DrScrivenerMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_FourCustomersMember" name="FourCustomersMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OneSuppliersMember" name="OneSuppliersMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_CustomerAMember" name="CustomerAMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_CustomerBMember" name="CustomerBMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_CustomerCMember" name="CustomerCMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_CustomerDMember" name="CustomerDMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_TaxCutJobTwoThousandAndSeventeenMember" name="TaxCutJobTwoThousandAndSeventeenMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_NotesPayableExcludingConvertibleNotesPayableCurrent" name="NotesPayableExcludingConvertibleNotesPayableCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_StockIssuedDuringPeriodValueSettlementShareSurrender" name="StockIssuedDuringPeriodValueSettlementShareSurrender" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ConversionOfBoardOfDirectorAccruedDebt" name="ConversionOfBoardOfDirectorAccruedDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
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<element id="PUBC_RightOfUseAssetAndLiabilityNet" name="RightOfUseAssetAndLiabilityNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
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<element id="PUBC_IncreaseDecreaseInSettlementLiability" name="IncreaseDecreaseInSettlementLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_DueToAffiliatesExchangedForConvertibleDebt" name="DueToAffiliatesExchangedForConvertibleDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ConvertibleDebtConvertedToCommonStock" name="ConvertibleDebtConvertedToCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_BoardOfDirectorCompensationAccruedAsConvertibleDebt" name="BoardOfDirectorCompensationAccruedAsConvertibleDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_VendorsPaidForOnBehalfOfCompany" name="VendorsPaidForOnBehalfOfCompany" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExpensesPaidForOnBehalfOfCompany" name="ExpensesPaidForOnBehalfOfCompany" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_DisclosureLeasesAbstract" name="DisclosureLeasesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ShippingAndHandlingPolicyTextBlock" name="ShippingAndHandlingPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ExplorationStagePolicyTextBlock" name="ExplorationStagePolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_MineralRightsPolicyTextBlock" name="MineralRightsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ScheduleOfEstimatedUsefulLifeOfPropertyAndEquipmentTableTextBlock" name="ScheduleOfEstimatedUsefulLifeOfPropertyAndEquipmentTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_WorkingCapitalDeficit" name="WorkingCapitalDeficit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_PropertyEquipmentExcludingPlant" name="PropertyEquipmentExcludingPlant" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_NumberofPlacerMiningClaim" name="NumberofPlacerMiningClaim" nillable="true" xbrli:periodType="instant" type="xbrli:integerItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_PaymentForExtendToClosePurchaseAgreement" name="PaymentForExtendToClosePurchaseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_DebtCancellationAmount" name="DebtCancellationAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OperatingLeaseOperatingCashFlowsLiabilityReduction" name="OperatingLeaseOperatingCashFlowsLiabilityReduction" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_AccruedConsultants" name="AccruedConsultants" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_AccountsPayableAndAccruedExpenses" name="AccountsPayableAndAccruedExpenses" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIssuanceDate" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIssuanceDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_PaymentsForMaterialsAndProductsForAgriculture" name="PaymentsForMaterialsAndProductsForAgriculture" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_RoyaltyFees" name="RoyaltyFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_PaymentsForInventory" name="PaymentsForInventory" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_OperatingLeaseMonthlyRentExpense" name="OperatingLeaseMonthlyRentExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_AccruedInterestedConvertedToCommonStock" name="AccruedInterestedConvertedToCommonStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_VendorsPaidForOnBehalfOfCompanyByUsmc" name="VendorsPaidForOnBehalfOfCompanyByUsmc" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ForgivenessOfAccountsPayableDueToUsmc" name="ForgivenessOfAccountsPayableDueToUsmc" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_BayshoreMember" name="BayshoreMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ArthurScottDockterMember" name="ArthurScottDockterMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_VendorAMember" name="VendorAMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_ValuationAllowanceDeferredTaxAssetChangeInAmountDecreased" name="ValuationAllowanceDeferredTaxAssetChangeInAmountDecreased" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item"/>
<element id="PUBC_LineOfCreditAgreementMember" name="LineOfCreditAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item"/>
</schema>

27 Previous Filings that this Filing References

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

12/15/23  PureBase Corp.                    8-K:1,3,5,712/13/23   12:393K                                   M2 Compliance LLC/FA
11/07/23  PureBase Corp.                    8-K:1,9    11/01/23   11:227K                                   M2 Compliance LLC/FA
 9/15/23  PureBase Corp.                    8-K:3,5,7,9 9/11/23   13:333K                                   M2 Compliance LLC/FA
 7/13/23  PureBase Corp.                    8-K:1,2,3,9 7/10/23   12:430K                                   M2 Compliance LLC/FA
 2/28/23  PureBase Corp.                    10-K       11/30/22   77:45M                                    M2 Compliance LLC/FA
 9/30/22  PureBase Corp.                    8-K:1,3,9   8/09/22   12:335K                                   M2 Compliance LLC/FA
 6/21/22  PureBase Corp.                    8-K/A:1,3,910/06/21   11:243K                                   M2 Compliance LLC/FA
 4/14/22  PureBase Corp.                    8-K:1,2,3,9 3/14/22   15:839K                                   M2 Compliance LLC/FA
 3/15/22  PureBase Corp.                    10-K       11/30/21   70:11M                                    M2 Compliance LLC/FA
10/13/21  PureBase Corp.                    8-K:1,3,9  10/06/21    3:124K                                   M2 Compliance LLC/FA
 8/17/21  PureBase Corp.                    8-K:5,7,9   8/10/21    4:136K                                   M2 Compliance LLC/FA
 6/03/21  PureBase Corp.                    8-K:1,2,3,7 5/27/21    4:245K                                   M2 Compliance LLC/FA
 3/23/21  PureBase Corp.                    8-K:1,2,3,7 3/17/21    4:371K                                   M2 Compliance LLC/FA
 3/16/21  PureBase Corp.                    10-K       11/30/20   70:10M                                    M2 Compliance LLC/FA
 5/07/20  PureBase Corp.                    8-K:1,7,9   5/01/20    3:213K                                   M2 Compliance LLC/FA
 4/28/20  PureBase Corp.                    8-K:1,7,9   4/22/20    3:116K                                   M2 Compliance LLC/FA
 4/09/20  PureBase Corp.                    8-K:5,7,9   4/08/20    3:105K                                   M2 Compliance LLC/FA
 4/03/20  PureBase Corp.                    8-K:1,7,9   4/01/20    3:3.2M                                   M2 Compliance LLC/FA
 2/28/20  PureBase Corp.                    10-K       11/30/19   64:5.3M                                   M2 Compliance LLC/FA
 2/13/20  PureBase Corp.                    8-K:1,3,9   2/07/20    2:66K                                    M2 Compliance LLC/FA
10/18/19  PureBase Corp.                    10-Q        8/31/19   52:36M                                    M2 Compliance LLC/FA
 9/10/19  PureBase Corp.                    8-K:1,3,7,9 9/05/19    3:78K                                    M2 Compliance LLC/FA
 2/28/18  PureBase Corp.                    10-K       11/30/17   57:2.7M                                   Bogani Tina Marie/FA
 6/16/15  PureBase Corp.                    8-K:5,8,9   6/15/15    2:246K                                   Bogani Tina Marie/FA
 3/16/15  PureBase Corp.                    10-K       11/30/14   58:10M                                    Bogani Tina Marie/FA
12/24/14  PureBase Corp.                    8-K:1,2,3,512/23/14    7:2.9M                                   Bogani Tina Marie/FA
 5/13/13  PureBase Corp.                    S-1                    5:1.5M                                   Bogani Tina Marie/FA
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Filing Submission 0001493152-24-008171   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
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