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Intangible Assets, Net
 12 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets, Net
3. Intangible Assets, Net

 

Intangible assets, net consisted of the following for the periods presented:

 

   December 31, 
   2022   2021 
   Gross
Carrying
Amount		   Accumulated
Amortization		   Net
Carrying
Amount		   Gross
Carrying
Amount		   Accumulated
Amortization		   Net
Carrying
Amount		 
Patents  $50,000   $(33,750)  $16,250   $50,000   $(31,251)  $18,749 
Trade names, trademarks, product names, URLs   1,022,425    (562,114)   460,311    555,000    (509,148)   45,852 
Internally developed software   4,180,005    (2,165,550)   2,014,455    1,990,000    (1,990,000)   
-
 
Subscriber/customer relationships   3,553,102    (2,517,307)   1,035,795    2,279,000    (2,147,058)   131,942 
Total intangible assets  $8,805,532   $(5,278,721)  $3,526,811   $4,874,000   $(4,677,457)  $196,543 

 

Amortization expense for the years ended December 31, 2022 and 2021 was $601,264 and $184,667, respectively. The aggregate amortization expense for each of the next five years and thereafter is estimated to be $822,333 in  2023, $821,687 in 2024, $568,529 in 2025, $382,133 in 2026, $382,133 in 2027, and $549,996 thereafter.