Quarterly report pursuant to Section 13 or 15(d)

BALANCE SHEETS (PARENTHETICAL)

v2.4.0.8
BALANCE SHEETS (PARENTHETICAL) (USD $)
Aug. 31, 2013
Feb. 28, 2013
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 21,950 $ 17,450
Patents, accumulated amortization $ 113,880 $ 112,090
Common Stock, par value per share $ 0.01 $ 0.01
Common Stock, shares authorized 50,000,000 50,000,000
Common Stock, shares issued 38,936,667 38,936,667
Common Stock, shares outstanding 36,661,667 36,661,667
Treasury stock, shares 2,275,000 2,275,000