ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,266, issued on Sept. 9, was assigned to CAREFUSION 303 INC. (San Diego).

"Convergent-divergent drip chamber integrated with floating valve member" was invented by Kanjimpuredathil Muralikrishna Menon (Bangalore, India), Aman Agarwal (Bangalore, India), Rahul Puthukkad (Bengaluru, India) and Arjun Murali (Kochi, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A drip chamber device may include a housing including an inlet and an outlet disposed downstream of the inlet, and a chamber defined by an inner circumferential surface of the housing. The chamber may fluidly connect the inlet with the outlet. A valve member may be disposed in the chamber ...