ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,705,636, issued on Aug. 11, was assigned to The Nielsen Co. (US) LLC (New York).

"Methods and apparatus to determine ratings information for online media presentations" was invented by Steven J. Splaine (Tampa, Fla.), Kevin K. Gaynor (Sunnyvale, Calif.) and Narasimha Reddy Goli (Tampa, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed examples include logging impression records corresponding to pingback messages received in network communications from a client device, ones of the pingback messages corresponding to portions of media presented at the client device; determining a duration impression for the media based on the impression records...