ALEXANDRIA, Va., July 14 -- United States Patent no. 12,678,646, issued on July 14, was assigned to VICTAULIC COMPANY (Easton, Pa.).

"Concealable window sprinkler" was invented by Stephen J. Meyer (Chester Springs, Pa.), Thomas Wancho (Bethlehem, Pa.), Thomas Sandberg (Phillipsburg, N.J.), John Desrosier (Plymouth, Mass.) and Kevin Desmond Maughan (North Kingstown, R.I.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A concealable sprinkler head includes a frame having a body mountable to a fire suppression liquid source, a pair of frame arms and a pair of corresponding drop pins slidably engaged with a respective frame arm. A thermal trigger is supported within the sprinkler frame. A fluid deflector is secur...