Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)

v3.22.2.2
Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Jul. 31, 2022
Oct. 31, 2021
Preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Preferred stock, issued (in shares) 2,450,980 2,450,980
Preferred stock, outstanding (in shares) 2,450,980 2,450,980
Common stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Common stock, authorized (in shares) 500,000,000 500,000,000
Common stock, issued (in shares) 56,599,833 56,564,642
Common stock, outstanding (in shares) 56,599,833 56,564,642