Annual report pursuant to Section 13 and 15(d)

Note 14- Income Taxes (Tables)

v3.23.1
Note 14- Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   

As of December 31,

 
   

2022

   

2021

 
Deferred tax assets:                

Net operating loss carryforwards

  $ 39,200,586     $ 36,793,074  

R&D credit carryforwards*

    9,256,968       9,501,299  

Stock compensation

    286,724       481,098  

Intangibles

    455,959       567,213  

Accrued expenses

    710,940        

Capitalized §174 expenses

    1,116,433        

Disallowed interest expense

          851,247  

Temporary differences

    196,575       305,974  

Deferred tax assets before valuation allowance

    51,224,185       48,499,905  

Valuation allowance

    (51,224,185

)

    (48,499,905

)

Net deferred tax assets

  $     $  
Summary of Tax Credit Carryforwards [Table Text Block]

As of December 31, 2022

 

U.S. Net Operating Loss Carryforwards

   

U.S. R&D Credit Carryforwards

 

Generated

 

Expiration

   

Amount

   

Generated

   

Expiration

   

Amount

 

2003

  2023     $     2003       2023     $ 2,905  

2004

  2024           2004       2024       22,861  

2005

  2025           2005       2025       218,332  

2006

  2026           2006       2026       365,541  

2007

  2027           2007       2027       342,898  

2008

  2028           2008       2028       531,539  

2009

  2029           2009       2029       596,843  

2010

  2030           2010       2030       1,094,449  

2011

  2031           2011       2031       1,950,744  

2012

  2032       18,898,490     2012       2032       468,008  

2013

  2033       37,450,522     2013       2033       681,772  

2014

  2034       34,088,874     2014       2034       816,116  

2015

  2035       25,073,846     2015       2035       492,732  

2016

  2036       15,581,209     2016       2036       262,257  

2017

  2037           2017       2037       387,892  

2018

  N/A           2018       2038       197,547  

2019

  N/A       11,245,808     2019       2039       213,065  

2020

  N/A       11,018,478     2020       2040       222,842  

2021

  N/A       15,419,213     2021       2041        

2022

  N/A       6,350,804     2022       2042        
Total carryforwards     $ 175,127,244     Total carryforwards     $ 8,868,343  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   

2022

   

2021

 
   

Amount

   

%

   

Amount

   

%

 

Benefit at statutory rate

  $ (3,137,533

)

    (21.0

)%

  $ (2,460,126

)

    (21.0

)%

Adjustments to valuation allowance

    2,724,281       17.9

%

    2,676,868       22.9

%

Adjustments to R&D credit carryforwards

                (199,589

)

    (1.7

)%

Permanent items and other

    413,252       3.1 %     (1,110 )     (0.1

)%

Provision (benefit) per financial statements

  $             $ 16,043