ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,742,512, issued on Sept. 22, was assigned to A. RAYMOND ET CIE (Grenoble, France).

"Connector assembly" was invented by Chao Zhang (Suzhou, China) and Feng Que (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A connector assembly includes a first connector and a second connector. The first connector includes a first connector body and a locking sleeve. The locking sleeve is rotatably retained on the first connector body and includes a locking slot and a guiding protrusion. The locking slot is provided in a tubular wall of the locking sleeve, and the guiding protrusion is arranged at an axial end of the tubular wall and is adjacent to the l...