ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,732, issued on Dec. 2, was assigned to ODESSA SEPARATOR INC. (Odessa, Texas).

"Downhole activated trigger device and associated tools and methods" was invented by Cavin Bert Frost (Odessa, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A downhole activated trigger device can include a swellable material, a pivot arm, an actuation sleeve and a release sleeve configured to displace from a run-in position to an actuated position in response to swelling of the swellable material. A system can include a downhole activated trigger device comprising a swellable material configured to swell in response to contact with a well fluid, and a well tool conf...