ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,138, issued on May 13, was assigned to F. HOFFMANN-LA ROCHE AG (Basel, Switzerland) and GENENTECH INC. (South San Francisco, Calif.).

"Prefilled syringe and method of preparing a prefilled syringe" was invented by Markus Hemminger (Basel, Switzerland), Ulla Grauschopf (Basel, Switzerland), Frank Bamberg (Basel, Switzerland), Mayumi Bowen (South San Francisco, Calif.), Robert Muller (Basel, Switzerland), Flora Felsovalyi (Basel, Switzerland) and Denny Christensen (South San Francisco, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of preparing a prefilled syringe is disclosed that includes obtaining a syringe barrel and a needle adapt...