ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,465, issued on March 25, was assigned to Minimax Viking Patent Management GmbH (Bad Oldesloe, Germany).

"Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member" was invented by Shawn J. Feenstra (Caledonia, Mich.), Gary William Pleyte (Hastings, Mich.) and Derek John Scheffers (Mattawan, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Fire protection systems and methods having piping interconnections for connecting a fire protection device to a fluid source. The piping interconnections include a branch connector connected to a pipe header. The branch connector includes...