ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,505,485, issued on Dec. 23, was assigned to TRETE Inc. (Prosper, Texas).

"Settlement and approval service" was invented by Damien Patton (Plano, Texas) and Christian Gratton (Eaton Rapids, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for determining whether to throttle or kill a sale of shares of an asset using a settlement approval service, including querying, by a settlement approval service, a transfer agent whether a buyer of shares of an asset is approved; querying, by the settlement approval service, a transfer agent whether a seller of shares of the asset is approved; based on the buyer and the seller being approved, q...