ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,855, issued on Feb. 17, was assigned to ZOBELE HOLDING SPA (Trento, Italy).

"Container for diffusing volatile substances" was invented by Cedric Morhain (Barcelona, Spain) and Stefano Deflorian (Trento, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "The container for diffusing volatile substances comprises a transparent container body (1) for a material impregnated with volatile substances and provided with an opening (2); a permeable membrane (3) that closes the opening (2) of the container body (1); and a barrier layer (4) removably connected to the permeable membrane (3); wherein the permeable membrane (3) is sealed with the container body ...