ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,157, issued on July 7, was assigned to Becton Dickinson and Co. (Franklin Lakes, N.J.).

"Protective cap for preventing contamination of a needle-free connector" was invented by Shishir Prasad (Ramsey, N.J.), Praveen Nalawade (Belagavi, India), Kevin M. Ryan (Whitehouse Station, N.J.) and Rahul Malviya (Salmon Arm, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A protective cap engageable with a needle-free connector includes a frustoconical body member having a first end and a second end, the frustoconical body member defining first and second openings at the first and second ends, respectively, with the first opening having a first circumfere...