ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,515, issued on Feb. 10, was assigned to Becton Dickinson and Co. (Franklin Lakes, N.J.).
"Safety syringe with rotating sleeve lock" was invented by Kathiravan Dayalan (Tiruvallur Dt, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "A safety lock syringe assembly comprising a barrel including a distal end and a proximal end, one or more lugs extending outwardly from an outer surface of the barrel, and a needle extending from the distal end, and a sleeve having threads that engage the one or more lugs, the sleeve includes a sleeve locking mechanism, wherein the sleeve threadably rotates in a first direction to a first position that exposes the nee...