ALEXANDRIA, Va., June 25 -- United States Patent no. 12,336,713, issued on June 24, was assigned to Cilag GmbH International (Zug, Switzerland).

"Surgical staples comprising hardness variations for improved fastening of tissues" was invented by Frederick E. Shelton IV (Hillsboro, Ohio), Jeffrey S. Swayze (West Chester, Ohio) and Chester O. Baxter III (Loveland, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical staple cartridge is disclosed comprising a plurality of staples removably stored within the surgical staple cartridge. The staples comprise staple legs which extend from a staple base portion. The staple legs comprise staple tips configured to pierce tissue and contact a corresponding form...