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Prepaid Expenses and Other Current Assets (Tables)
3 Months Ended
Jan. 31, 2018
Prepaid Expenses And Other Current Assets  
Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following (in thousands):

 

    January 31, 2018     October 31, 2017  
Legal retainer   $ -     $ 15  
Prepaid insurance     64       69  
Other prepaids     88       126  
Advances on equipment purchases     435       -  
Other assets     39       27  
Total prepaid expenses and other current assets   $ 626     $ 237