This came out in 2020. Also the WTI showing listings of orders for covid19 test kits and PPE in 2018. Custom face cloths the same. Patents.google or the USPTO. Simply look for utility patents on fill in the blank. Any covid related product was designed, patented, manufactured, distributed long before the coof became trendy. Covid is a registered trademark.
This came out in 2020. Also the WTI showing listings of orders for covid19 test kits and PPE in 2018. Custom face cloths the same. Patents.google or the USPTO. Simply look for utility patents on fill in the blank. Any covid related product was designed, patented, manufactured, distributed long before the coof became trendy. Covid is a registered trademark.