Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets

Intangible Assets

9 Months Ended

Aug. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible assets consist of owned trademarks and patents for ten product lines.



	August 31, 2016		November 30, 2015
Patents and trademarks	$	580,007	$	580,007
Less: Accumulated amortization	146,132		145,841
Intangible Assets - Net	$	433,875	$	434,166

Patents are amortized on a straight-line basis over their legal life of 17 years. Trademarks have an indefinite life and are reviewed annually for impairment or more frequently if impairment indicators occur. Amortization expense for the three months ended August 31, 2016 and 2015 amounted to $97 and $97, respectively. Amortization expense for the nine months ended August 31, 2016 and August 31, 2015 amounted to $291 and $291 , respectively. Estimated amortization expenses for the years ending November 30, 2016, 2017, 2018, 2019 and 2020 are $388, $388, $388, $376 and $376, respectively.