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Accrued Expenses (Tables)
3 Months Ended
Mar. 31, 2022
Accrued Expenses  
Schedule of Accrued Expenses

Accrued expenses consisted of the following:

March 31, 

December 31, 

    

2022

    

2021

Accrued Wages and Related Costs

$

484,980

$

683,044

Accrued Professional Services

 

318,231

 

551,220

Accrued Warranty Obligations

 

156,192

 

185,044

Other Accrued Expenses

 

167,618

 

Total

$

1,127,021

$

1,419,308

Schedule of changes in accrued warranty obligations

The changes in the Company’s accrued warranty obligations for the three months ended March 31, 2022 and the balance as of December 31, 2021 were as follows:

Accrued Warranty Obligations at December 31, 2021

$

185,044

Reductions for Settling Warranties

 

(103,943)

Warranties Issued During Year

 

75,091

Accrued Warranty Obligations at March 31, 2022

$

156,192