ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,435, issued on Aug. 19, was assigned to DAIWA CAN COMPANY (Tokyo).
"Lid, mold, and lid manufacturing method" was invented by Masahiro Mori (Sagamihara, Japan) and Takashi Kanehira (Sagamihara, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to an aspect, a lid includes a circular top portion, a fitting portion, and a skirt portion. The top portion has a drinking hole. The fitting portion includes an inner fitting portion protruding upwardly from a peripheral end of the top portion and adapted to contact a rim-side inner circumferential surface of a container body, and an upper fitting portion thicker than the inner fitting portion and...