ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,622, issued on July 21, was assigned to Silent Authority LLC (Sheridan, Wyo.).

"Trusted reality compositor (TRC): OS-level per-frame receipt verification and fail-closed rendering and egress control for synthetic overlays" was invented by Yong Bok Lee (Sheridan, Wyo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An operating-system overlay-control system obtains, for a synthetic overlay, a validation result produced by validating a Reality Receipt (R2) under a freshness policy relative to a current signed head of an append-only log, including verification of an origin signature, an inclusion proof, and append-only evolution on head advance. From th...