ALEXANDRIA, Va., July 23 -- United States Patent no. 12,367,306, issued on July 22, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Fine granularity read access to generational safeguarded copy data" was invented by William J. Rooney (Hopewell Junction, N.Y.), Gregory Edward McBride (Vail, Ariz.), Dale F Riedy (Poughkeepsie, N.Y.), Scott B. Compton (Hyde Park, N.Y.) and Theresa Mary Brown (Tucson, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Providing fine granularity read access to generational copies of safeguarded copy data. In some instances, a fine granularity read access to generational copies of safeguarded copy data includes the ability to use a generation ID to determi...