ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,756, issued on March 25, was assigned to FrostPharma AB (Danderyd, Sweden).

"Method for producing a clinical waste container by injection moulding with a heated nozzle" was invented by Peter Wall (Eskilstuna, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "Clinical waste container (100) comprising a lower basket part (110) and an upper lid part (120), comprising a cylindrical part (121) having an upper lid opening (122); and a lid cap part (130), arranged to be fastened to said lid part so as to cover said lid opening, wherein the lid part and the lid cap part each comprise cooperating snap-lock means (123, 133), comprising several separated ...