 HUMACAO, Puerto Rico, April 12, 2021 PRNewswire -- Red Cat Holdings, Inc. OTCQB:RCAT, a leading brand in the drone industry, reports that the U.S. Patent and Trademark Office issued U.S. Patent No. 10,877,162 on December 29, 2020 to Skypersonic Inc. Red Cat previously announced the signing of a definitive agreement to acquire Skypersonic in February 2021 and expects to close the transaction in April. 