ALEXANDRIA, Va., June 25 -- United States Patent no. 12,336,870, issued on June 24, was assigned to Avent Inc. (Alpharetta, Ga.).

"Threaded connector port cleaning system, method, and apparatus" was invented by Jeffrey S. Nordquist (Lake Barrington, Ill.), Crystal Koelper (North Barrington, Ill.), Shawn Purnell (Canton, Ga.) and Robert McVey (Arlington Heights, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and apparatus for cleaning and sealing threaded connector ports are disclosed. An exemplary cleaning system includes a basin and cleaning apparatus including a sealing connector, an alignment peg, and an outer foam sleeve having a tubular portion. The sealing connector includes a bo...