ALEXANDRIA, Va., June 16 -- United States Patent no. 12,656,091, issued on June 16, was assigned to IMI SYSTEMS LTD. (Ramat Hasharon, Israel).

"Polymeric-based ammunition cartridge casing with improved geometry" was invented by Ariel Gershonsky (Ramat Hasharon, Israel), Jacob Kobi Swissa (Ramat Hasharon, Israel) and Boris Murarash (Ramat Hasharon, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polymer-based ammunition cartridge casing including a casing body having proximal and distal end and a longitudinal cylindrical wall extending between the proximal and the distal ends and enveloping a hollow interior of the casing body, wherein the longitudinal cylindrical wall of the casing body includes: a f...