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3. Research and Development Expenses
6 Months Ended
Sep. 30, 2016
Research and Development [Abstract]  
Research and Development Expenses

Our research and development costs are expensed as incurred. We incurred research and development expenses during the three and six month periods ended September 30, 2016 and 2015, which are included in various operating expense line items in the accompanying condensed consolidated statements of operations. Our research and development expenses in those periods were as follows:

 

   September 30,   September 30, 
   2016   2015 
Three months ended  $280,860   $207,676 
Six months ended  $377,843   $424,267