ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,913, issued on June 24, was assigned to Oramasearch Inc. (San Francisco).
"Operating a distributed search index in a content delivery network" was invented by Michele Riva (Carnate, Italy), Paolo Insogna (Ferrazzano, Italy) and Issac Roth (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "A facility for distributing a search index for a corpus of documents is described. The facility accesses multiple search index segments collectively making up the search index. Each of the segments is executable to traverse an index subtree embedded in the segment to find in the index subtree a node representing a query term specified in an argument. Eac...