ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,930, issued on March 18.
"Window vent assembly" was invented by Robert G. Gaines (Howell, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A window vent assembly has a lower frame assembly and an upper frame assembly. The lower frame assembly has a horizontal plate portion, a first vertical plate portion, and a slanted plate portion. The first vertical plate portion is coupled to a second end of the horizontal plate portion and extends upwardly therefrom. The slanted plate portion extends from a first end of the horizontal plate portion to a top portion of the first vertical plate portion. The upper frame assembly has a horizontal wall portion ...