Accrued Expenses and Other Current Liabilities

6 Months Ended

Jun. 30, 2022

Payables and Accruals [Abstract]

Accrued Expenses and Other Current Liabilities

5.        Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following: 

	June 30, 2022		December 31, 2021
Accrued consulting	$	667,738	$	474,275
Crossflo acquisition liability		177,244		177,244
Accrued patent expenses		344,697		41,585
Other accrued expenses		1,725		31,143
Total accrued expenses and other current liabilities	$	1,191,404	$	724,247

In September 2008, PTSC acquired Patriot Data Solutions Group, Inc. formerly known as Crossflo Systems, Inc. (“PDSG”). In connection with the acquisition of Crossflo by PTSC, we have accrued $177,244 that could be payable to Crossflo investors.