ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,058, issued on March 18, was assigned to RELATIVITY ODA LLC (Chicago).

"Systems and methods for contextual highlighting of a document" was invented by Joseph Keslin (Munster, Ind.) and Karl Knoernschild (La Grange, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for contextual highlighting and redaction of documents are provided. Upon receiving highlighting data corresponding to a document, a client device may evaluate the highlighting data to generate a highlighting model, which may be stored in a cache of the client device. In response to an event, the highlighting model may be retrieved from the cache, and analyzed to det...