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v3.22.0.1

Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Jan. 31, 2022 | Jan. 31, 2021
Income Statement [Abstract] |  |
Revenue |  | $ 513
Operating costs and expenses: |  |
Inventor royalties, contingent legal fees, litigation and licensing expenses |  | 385
Research and development expenses (including non-cash share-based compensation expenses of $1,276 and $290, respectively) | 1,838 | 828
General and administrative expenses (including non-cash share-based compensation expenses of $1,078 and $696, respectively) | 2,042 | 1,533
Total operating costs and expenses | 3,880 | 2,746
Loss from operations | (3,880) | (2,233)
Interest income | 1 | 1
Net loss | (3,879) | (2,232)
Less: Net loss attributable to noncontrolling interest | (50) | (24)
Net loss attributable to common shareholders | $ (3,829) | $ (2,208)
Net loss per common share attributable to common shareholders: |  |
Basic and diluted | $ (0.13) | $ (0.09)
Weighted average common shares outstanding: |  |
Basic and diluted | 30,125 | 25,165

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