ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,944, issued on Oct. 7, was assigned to PURE STORAGE INC. (Santa Clara, Calif.).

"Directing I/O to an active membership of storage systems" was invented by Aswin Karumbunathan (San Francisco), Joshua Freilich (San Francisco), Naveen Neelakantam (Mountain View, Calif.) and Ronald Karr (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Determining active membership among a set of storage systems, including: determining, by a cloud-based storage system among the set of storage systems, that a membership event corresponds to a change in membership to the set of storage systems synchronously replicating the dataset; applying, in dependence u...