ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,781, issued on Dec. 2, was assigned to PURE STORAGE INC. (Santa Clara, Calif.).
"File chunk distribution and ownership determination" was invented by Peter Vajgel (Menlo Park, Calif.), Robert Lee (Pebble Beach, Calif.), John Hayes (Mountain View, Calif.) and Igor Ostrovsky (Mountain View, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for accessing a file in a storage system is provided. The method includes determining, for each file chunk of the file, an authority among differing storage nodes of the storage system and receiving from the authority having ownership of the file chunk, location information for the file chunk. The method...