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Note 4 - Patents, net
12 Months Ended
Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets Disclosure [Text Block]

4. Patents, net


Patents are stated at cost less accumulated amortization and consist of the following at December 31, 2014 and 2013:


   

Successor

   

Predecessor

 
   

2014

   

2013

 

Patents

  $ 184,087     $ 173,488  

Less: accumulated amortization

    (97,990 )     (80,449 )

Patents, net

  $ 86,097     $ 93,039  

Amortization expense amounted to $17,541 and $16,120 for the years ended December 31, 2014 and 2013, respectively.


Estimated future amortization expense is as follows:


2015

  $ 17,612  

2016

    13,761  

2017

    13,761  

2018

    12,394  

2019

    8,553  

thereafter

    20,016  

Total expense

  $ 86,097