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Note 5 - Patents and Trademarks, Net (Details) - Patents and Trademarks, Net (USD $) | Nov. 30, 2013 | Aug. 31, 2013
--- | --- | ---
Patents and Trademarks, Net [Abstract] |  |
Patents and trademarks | $ 2,122,294 | $ 2,064,128
Less accumulated amortization | (1,024,922) | (1,003,489)
| $ 1,097,372 | $ 1,060,639

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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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