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INCOME TAXES (Tables)
12 Months Ended
Dec. 31, 2015
INCOME TAXES [Abstract]  
Income tax expense differs from statutory amounts

Income tax expense differs from the statutory amounts as follows:

 

  2015  2014 
       
Income taxes at U.S. statutory rate $(4,939,000) $(9,105,000)
Current year reserve  6,257,000   1,254,000 
Other  (1,318,000)  7,851,000 
         
Total tax expense $-  $- 
Temporary differences that give rise to deferred tax assets

Deferred taxes are provided for the temporary differences between the financial reporting bases and the tax bases of our assets and liabilities. The temporary differences that give rise to deferred tax assets were as follows:

 

  December 31, 
  2015  2014 
Deferred tax assets        
Net operating loss carryforwards $68,636,000  $68,263,000 
General business credit carryforwards  2,497,000   2,486,000 
State credits  2,055,000   2,061,000 
Property, equipment and goodwill  (25,000)  - 
Stock options  3,678,000   542,000 
Derivatives  (92,000)  (92,000)
Deferred revenue  1,669,000   92,000 
Intangible assets  595,000   464,000 
Accrued interest  253,000   253,000 
Other  231,000   231,000 
Gross deferred tax assets  79,497,000   74,300,000 
Valuation allowance  (79,497,000)  (74,300,000)
Net deferred taxes $-  $- 
Net operating loss carryforwards and general business credits expiration dates
These carryforwards expire as follows:

 

  Net operating  General business 
  loss carryforwards  credit carryforwards 
2016 $-  $- 
2017  -   - 
2018  3,324,000   112,000 
Thereafter  206,342,000   2,385,000 
  $209,666,000  $2,497,000