ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,953, issued on Sept. 29, was assigned to Gasket Resources Inc. (Downingtown, Pa.).

"Railcar tab gasket and process of manufacture" was invented by Lee Melvin (La Porte, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gasket that prevent leaks around the mating surface where two or more objects meet. The gasket includes a substantially planar horizontal top surface defining a body under the top surface; a substantially planar horizontal bottom surface substantially parallel to the top surface; a substantially planar vertical edge extending between the top surface and the bottom surface to define the height or thickness of the gasket; and a st...