ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,845, issued on May 27, was assigned to Schlage Lock Co. LLC (Carmel, Ind.).
"Quiet trim assembly" was invented by Bhargav Yalamati (Hyderabad, India), Steven Verderaime (Colorado Springs, Colo.), Adam M. Litwinski (Centennial, Colo.) and Sundar Raj Dore Vasudevan (Bangalore, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "An exemplary trim assembly includes a mounting bracket and a lever pivotably mounted to the mounting bracket. The lever is pivotable between an actuated position and a deactuated position, and is biased toward the deactuated position. A bumper is mounted to the mounting bracket and engages the lever when the lever is in the de...