ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,734, issued on April 7, was assigned to Spotify AB (Stockholm).

"Parse arbitrator for arbitrating between candidate descriptive parses generated from descriptive queries" was invented by Kristen Sheets (Somerville, Mass.), Matthew McKenna (Somerville, Mass.) and Yakov Kronrod (Northampton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A parse arbitrator receives a rule-based parser predictive test result indicating whether a first greater thanintent, slotsless than set contains at least one predictive slot and a descriptive classifier test result indicating whether the digitized descriptive query is descriptive. The parse arbitrator instructs...