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Note 9 - Income Taxes (Tables)
6 Months Ended
Jun. 30, 2014
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
   

Six Months Ended June 30,

 
   

2014

   

2013

 
                 

Current:

               

Federal

  $ ----     $ ----  

State

    ----       ----  

Total Current Provision

    ----       ----  

Deferred:

               

Federal

  $ (223,152 )   $ (269,073 )

State

    381,345       (62,475 )

Total deferred

    158,193       (331,548 )

Income tax expense/(benefit)

  $ 158,193     $ (331,548 )
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
    Six Months Ended  
    June 30,  
   

2014

   

2013

 

Income tax benefit at federal statutory rate [34%]

  $ 31,286     $ 34,725  

State and local income tax benefit net of federal tax benefit

    --       (55,258

Change in capitalized inventory (Section 263A)

    477       (4,681 )

Change in vacation accrual

    (10,392 )     26,372  

Change in other accruals

    (24,228 )     4,119  

Difference between tax and book deprecation

    (24,091 )     110,559  

Change in capital loss carryforward

    --       (301,742

Stock-based compensation

    (86,271 )     (40,995 )

Research and development credits

    (109,933 )     (104,647 )

Impact of New York State taxation change

    381,345       --  

Income tax expense (benefit)

  $ 158,193     $ (331,548 )