ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,201, issued on Dec. 30, was assigned to S&B Technical Products Inc. (Fort Worth, Texas).

"Click fit restrained pipe joining system for plastic pipe" was invented by Guido Quesada (Santa Ana, Costa Rica), Mark A. Weih (San Jose, Costa Rica) and Sam Gjorven (Williston, N.D.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A restrained pipe joining system for plastic pipe is shown comprising male and female pipe ends, the male pipe end having an external circumferential groove and the female pipe end having an internal recess which contains a circumferential casing element, the casing element receives a non-circular click fit restraint ring which engages...