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Patents
 12 Months Ended
Oct. 31, 2024
Intangible assets and goodwill [abstract]  
Patents [Text Block]

6. Patents

    As at                 As at  
    November 1,                 October 31,  
    2023     Additions     Disposals     2024  
Cost $ 681,288   $ -   $ -   $ 681,288  
Accumulated amortization   681,288     -     -     681,288  
Net book value $ -   $ -   $ -   $ -  
                         
    As at                 As at  
    November 1,                 October 31,  
    2022     Additions     Disposals     2023  
Cost $ 681,288   $ -   $ -   $ 681,288  
Accumulated amortization   681,288     -     -     681,288  
Net book value $ -   $ -   $ -   $ -  

The Company holds several patents in the United States for its Multimodal Fluid Condition Sensor Platform. The patents are fully amortized as at October 31, 2024 and 2023.