| LEASES (Details Narrative) | 3 Months Ended | |
|---|---|---|
| Jan. 31, 2023  USD ($)  ft² | Jan. 31, 2022  USD ($) | |
| Payments for rent | $ 17,000 | $ 17,000 | 
| Almaden Expressway San Jose [Member] | ||
| Area of land | ft² | 2,000 | |
| Lease expiration date | Sep. 30, 2021 | |
| Lease extension | Effective August 17, 2021, the lease was amended to extend the expiration date to September 30, 2024, with an option to extend the lease an additional two years. | |
| Payments for rent | $ 5,000 | |
| Rent percentage | 3.00% | |
| Right of use asset obtained in exchange for operating lease liability | $ 260,000 | |
| Operating lease weighted average discount rate percent | 10.00% | |
| Lessee operating lease term of contract | 44 months | |
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- Definition Rent percentage. No definition available. 
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- Definition Area of land held. No definition available. 
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- Definition Date which lease or group of leases is set to expire, in YYYY-MM-DD format. No definition available. 
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- Definition Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Cash payments to lessor's for use of assets under operating leases. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef 
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- Details 
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