ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,912, issued on Nov. 4, was assigned to Caterpillar Inc. (Peoria, Ill.).
"Filter element locking mechanism" was invented by Darrell Lee Morehouse III (Bedford, Texas), Jon T. Immel (Chillicothe, Ill.), Jeffrey R. Ries (Metamora, Ill.), Stephen Ellis Oedewaldt (Mapleton, Ill.) and Philip Carl Spengler (Washington, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of assembling a canister filter system includes inserting a first filter component into a second filter component, and continuing the insertion until a first tab of either the first filter component or the second filter component contacts the other of the first filter component and ...