ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,243, issued on Jan. 13, was assigned to ARTERIOCYTE MEDICAL SYSTEMS INC. (St. Louis).

"Demineralized bone fiber composition for use in minimally invasive surgery" was invented by Nelson L. Scarborough (Sherman Oaks, Calif.), Andrew J. Carter (Sherman Oaks, Calif.) and Bradley E. Patt (Sherman Oaks, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bone implant composition and methods thereof include bone material made into various implant shapes including a cylinder having an outermost layer and an inner layer completely surrounded by the outermost layer. The bone implant compositions and methods include a bag or cylindrical tube made from a b...