ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,502, issued on Oct. 7, was assigned to AS America Inc. (Piscataway, N.J.).
"Flush valve and toilet assembly" was invented by Richard B. Sudol Jr. (Plainfield, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A toilet assembly, comprising a toilet tank to hold flush water; a flush valve assembly positioned in the toilet tank; a toilet bowl; and a trapway in flow communication with the toilet bowl; wherein the trapway comprises a sump trap, a first upstream weir, a lower trap, and a second downstream weir, and wherein the first upstream weir is positioned about 2.0 inches or more vertically above a highest point of a trapway inlet."
The patent was ...