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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2012
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]  
Stock-Based Compensation Expense
Stock-based compensation expense recognized under ASC 718 was as follows:

   
December 31,
 
   
2012
  
2011
  
2010
 
Research and development
 $ 171,217  $ 96,849  $ 109,385 
General and administrative
  57,268   420,518   1,792,396 
Total stock-based compensation expense
 $228,485  $517,367  $1,901,781 

Net Patent Costs
As of December 31, 2012, the Company's capitalized costs related to certain patents paid by Auxilium on behalf of the Company and are reimbursable to Auxilium under the Auxilium Agreement.  These patent costs are creditable against future royalty revenues. At December 31, net patent costs consisted of:

   
2012
  
2011
  
2010
 
Patents, net
 $280,322  $190,416  $173,443 
 
Estimated Aggregate Future Amortization Expense
The amortization expense for patents was $64,190, $50,685 and $36,041, for the years ended December 31, 2012, 2011 and 2010. The net patent amortization expense for 2010 was $18,339 due to a reduction of reimbursable patents fees under the Auxilium Agreement from prior periods. The estimated aggregate amortization expense for each of the next five years is as follows:

2013
 $64,000 
2014
  53,000 
2015
  25,000 
2016
  20,000 
2017
  20,000