ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,399, issued on March 24, was assigned to Bolder Surgical LLC (Marlborough, Mass.).

"Staple cartridge and methods for surgical staplers" was invented by Richard A. Granger (Louisville, Colo.), Allison B. Lyle (Boulder, Colo.) and Joseph D. Bucciaglia (Boulder, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge assembly for a surgical stapler has a first cartridge portion, a second cartridge portion, and a housing. The housing is shaped and configured to provide a fulcrum about which an anvil may pivot. Each of the first and second cartridge portions has an upper surface for engaging tissue, and a slot configured to house a staple. A pr...