v3.25.1
Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Revenues    
   Licenses, royalties and fees $ 190,300 $ 86,500
   Product and other sales 288,700 311,800
Total revenues 479,000 398,300
Cost of revenues    
   Licenses, royalties and fees 43,500 51,800
   Product and other sales 161,800 180,900
Total cost of revenues 205,300 232,700
Gross profit 273,700 165,600
Operating expenses    
   Research and development 45,000 41,400
   Sales and marketing 91,000 69,000
   General and administrative 223,500 1,214,800
Total operating expenses 359,500 1,325,200
Net loss from operations (85,800) (1,159,600)
Other income (expenses)    
   Interest income 117,200 137,100
   Interest expense and bank charges (5,900) (5,700)
Total other income (expenses) 111,300 131,400
Net income (loss) before income taxes 25,500 (1,028,200)
   Income taxes 0 0
Net income (loss) $ 25,500 $ (1,028,200)
Net income (loss) per common share    
Basic $ 0.002 $ (0.10)
Diluted $ 0.002 $ (0.10)
Weighted average common shares outstanding    
Basic 10,792,913 10,501,178
Diluted 10,792,913 10,501,178