ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,115, issued on June 23, was assigned to Covidien LP (Mansfield, Mass.).

"Surgical stapling apparatus" was invented by Michael A. Zemlok (Prospect, Conn.), Adam Ross (Prospect, Conn.), Russell Pribanic (Roxbury, Conn.) and Ryan Williams (New Hartford, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical stapling apparatus is provided and includes a housing having an actuator; an elongated member extending from the housing; an end effector disposed on an end of the elongated member, the end effector having a first jaw and a second jaw, the first jaw having a staple cartridge and the second jaw having a plurality of staple forming recesses; ...