XML 31 R43.htm IDEA: XBRL DOCUMENT v2.4.0.6
INTANGIBLE ASSETS (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Intangible assets      
Intangible assets gross $ 494,399 $ 1,008,743  
Accumulated amortization (207,879) (678,614)  
Intangible assets net 286,520 330,129  
Amortization period of license fee 17 years    
Royalty fees 2,691,887 2,643,209 2,940,948
Amortization expense 71,532 43,934 43,440
Future amortization expense      
2013 14,559    
2014 14,559    
2015 14,559    
2016 14,559    
2017 14,559    
License agreement
     
Intangible assets      
Intangible assets gross   500,000  
Initial licensing fee 500,000    
Amortization period of license fee 17 years    
Quarterly payments as a percentage of royalty fee on gross sales 5.00%    
Royalty fees 2,691,887 2,643,209 2,940,948
Royalty payable under the license agreement 129,107 122,939  
Gross sales upon which royalties are based 53,837,732 52,864,158 58,795,279
Gross amount on which royalty is paid on litigation proceeds   6,000,000  
Trademarks and patents
     
Intangible assets      
Intangible assets gross $ 494,399 $ 508,743