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Intangible Assets (Details) (USD $)
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Aug. 31, 2012
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Nov. 30, 2011
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|---|---|---|
| Schedule of Intangible Assets | ||
| Patents and trademarks | $ 932,896 | $ 822,896 |
| Less: Accumulated amortization | 150,125 | 149,779 |
| Intangible Assets - Net | $ 782,771 | $ 673,117 |
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- Definition
Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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