ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,728, issued on May 20, was assigned to Viking Group Inc. (Caledonia, Mich.) and Minimax Viking Patent Management GmbH (Bad Oldesloe, Germany).
"Systems and methods for fire protection of horizontal interstitial spaces with expanded localized heat detection areas" was invented by Martin H. Workman (Delton, Mich.), Scott T. Franson (Hastings, Mich.) and James E. Golinveaux (Ada, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Fire protection systems and methods provide for the protection of horizontal concealed interstitial spaces of either a solid wood joist, open bar joist or open truss construction system. The systems and methods provide and l...