ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,687, issued on Jan. 27, was assigned to Tyco Fire Products LP (Cranston, R.I.) and FLN FEUERLOSCHGERATE NEURUPPIN VERTRIEBS GMBH (Neuruppin, Germany).

"Upright fire protection sprinkler" was invented by Manuel R. Silva Jr. (Cranston, R.I.), Bernhard Abels (Tallahassee, Fla.), Kenneth Robert Brown (Chesterfield, Mo.) and Stefan Vaeth (Wertheim, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fire protection sprinkler including a frame body having an inlet, an outlet, defining an internal passageway extending between the inlet and the outlet along a sprinkler axis. A dome shaped deflector member is centered, axially aligned with the sprinkler...