ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,083, issued on March 31, was assigned to The Nielsen Co. (US) LLC (New York).

"Use of steganographically-encoded time information as basis to establish a time offset, to facilitate taking content-related action" was invented by Benjamin J. Ropke (Rochelle, N.Y.), John S. Stavropoulos (Edison, N.Y.) and Shashank C. Merchant (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for using steganographically-encoded time information as a basis to control when a client carries out a content-related action. The client processes for presentation one or more linear media streams, each defining a respective time sequence of f...