ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,072, issued on Aug. 26, was assigned to Amerasia International Technology Inc. (Princeton Junction, N.J.).
"Protective coating method for reinforced concrete buildings and infrastructure" was invented by Kevin Kwong-Tai Chung (Princeton, N.J.) and Albert Han-Ping Chung (Princeton, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of coating a surface of a concrete structure in situ, which comprises the step of applying to the surface of the concrete of the concrete structure a liquidous coating of a modified polyvinylidene fluoride (PVDF) or polyvinylidene difluoride (PVDF) material in an air dryable solution comprising: a PVDF or a PVDF ...