ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,891, issued on June 10, was assigned to MICROSOFT TECHNOLOGY LICENSING LLC (Redmond, Wash.).

"Generating a product ontology based upon queries in a search engine log" was invented by Manoj Kumar Agarwal (Hyderabad, India) and Jatin Khurana (Uttar Pradesh, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Technologies relating to construction of a product ontology based upon queries in a search engine log are described. Candidate phrases are extracted from queries in the search engine log. The candidate phrases are partitioned to generate candidate product classes, where the candidate phrases are partitioned by sequentially expanding the ending ph...