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INTANGIBLE AND OTHER ASSETS
 3 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
INTANGIBLE AND OTHER ASSETS

Intangible assets consist of the following as of December 31, 2015 and September 30, 2015

 

  December 31, 2015   September 30, 2015
Patents $ 53,871     $ 51,596  
Less: accumulated amortization   (7,803 )     (7,126 )
Intangible assets, net $ 46,068     $ 44,470  

 

Amortization expense for the three months ended December 31, 2015 and 2014 was $677 and $619, respectively.