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Intangible Assets, net
12 Months Ended
Jun. 30, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets, net

6. Intangible Assets,
    Net

License, trademarks and other intangible assets consist of the following:

 

  

Estimated

Useful Lives

(in years)

 

June 30,

2016

  June 30,
2015
          
License agreements  10  $529,500   $529,500 
Trademarks, patents and
  Tradenames
  10-15   225,700    230,075 
       755,200    759,575 
Accumulated amortization      (728,556)   (726,093)
      $26,644   $33,482 

 

 

 

Amortization expense was approximately $6,800 in fiscal 2016 and $7,400 in fiscal 2015.

Based on the carrying amount of intangible assets as of June 30, 2016, and assuming no future impairment of the underlying assets, the estimated future amortization at the end of each fiscal year is as follows:

Fiscal years ending June 30,   
    
    
2017  $6,818 
2018   6,718 
2019   6,718 
2020   6,295 
2021   95 
      
    Total  $26,644