ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,776, issued on March 24, was assigned to CAREFUSION 303 INC. (San Diego).

"Syringe with priming indicator" was invented by Todd Oda (Torrance, Calif.), George Mansour (Diamond Bar, Calif.) and Eugene Mason (La Habra, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Syringes are described herein. A syringe includes a syringe body, a first plunger, a biasing member, and a priming indicator. The syringe body defines a syringe cavity, a syringe port, and an indicator window, wherein the syringe port is in fluid communication with the syringe cavity. The first plunger comprises a first plunger shaft extending from the first plunger, the first plung...