v3.26.1
Condensed Statements of Comprehensive (Loss) Income (unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Revenues    
   Licenses, royalties and fees $ 100,700 $ 190,300
   Product and other sales 289,000 288,700
Total revenues 389,700 479,000
Cost of revenues    
   Licenses, royalties and fees 46,400 43,500
   Product and other sales 152,700 161,800
Total cost of revenues 199,100 205,300
Gross profit 190,600 273,700
Operating expenses    
   Research and development 55,800 45,000
   Sales and marketing 74,500 91,000
   General and administrative 221,800 223,500
Total operating expenses 352,100 359,500
Net loss from operations (161,500) (85,800)
Other income (expenses)    
   Interest income 105,200 117,200
   Interest expense and bank charges (6,000) (5,900)
Total other income 99,200 111,300
Net (loss) income before income taxes (62,300) 25,500
   Income taxes 0 0
Net (loss) income $ (62,300) $ 25,500
Net (loss) income per common share    
Basic $ (0.006) $ 0.002
Diluted $ (0.006) $ 0.002
Weighted average common shares outstanding    
Basic 11,057,345 10,792,913
Diluted 11,057,345 10,792,913