ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,066, issued on March 25, was assigned to Tyco Fire Products LP (Cranston, R.I.).

"Inversion inhibitor for fluid control valve and methods of fluid control" was invented by James O. Williams (Marlborough, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid control valve includes a cover portion and a body portion. Inner surfaces of the cover and the body portion define a chamber that includes an inlet and an outlet in communication with the chamber. The cover portion includes a central section and an inversion inhibitor circumscribing the central section. The inversion inhibitor projects into the chamber toward a central axis of the chamber...