ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,680, issued on Nov. 11, was assigned to Avent Inc. (Alpharetta, Ga.).

"Bolus delivery device" was invented by Hector Dung Truong (Westminster, Calif.), Justin J. Coker (Laguna Niguel, Calif.) and Paul D. Jun (La Crescenta, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bolus delivery device is provided that comprises a housing and a reservoir defined by an activation dome and a reservoir seat and disposed within the housing for receipt of a volume of a fluid. The bolus delivery device further comprises a bladder disposed in the housing that is in fluid communication with the reservoir for receipt of the fluid from the reservoir; an actuator...