ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,805, issued on July 15, was assigned to Solo Brands LLC (Grapevine, Texas).

"Burner system with integrated shutter and spaced apart fill port" was invented by Lenny Vainberg (Laguna Hills, Calif.), Alexander K. Maghsadi (Fort Worth, Texas), Josiah A. Wilhelm (Fort Worth, Texas) and John L. Zivich (Dallas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A burner system comprises a reservoir configured to store fuel, a filler coupled to the reservoir and including a fill port, a burn chamber coupled to the reservoir; and a shutter including a fill cap and a snuffer. The shutter is movable between a burn position wherein the burn chamber is operable to b...