ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,565, issued on Dec. 30, was assigned to Cruz Foam Inc. (Santa Cruz, Calif.).
"Biodegradable foams and methods of foam production" was invented by William Thomas Lewczyk (Santa Cruz, Calif.) and Juan Manuel Bravo (Santa Cruz, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A foam comprising starch and urea is described. A composition of the foam, by weight percent, includes a starch weight percent representative of the starch included in the foam and a urea weight percent representative of the urea included in the foam. The starch weight percent is greater than the urea weight percent."
The patent was filed on Aug. 23, 2022, under Application ...