ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,291, issued on April 14, was assigned to Dell Products LP (Hopkinton, Mass.).

"Selecting candidates for demotion from a first asynchronous replication technique to a second asynchronous replication technique" was invented by Vamsi K. Vankamamidi (Hopkinton, Mass.), Mayank Ajmera (Cary, N.C.), Socheavy D. Heng (Framingham, Mass.) and Vikram A. Prabhakar (Apex, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques can include: configuring stretched volumes to perform asynchronous replication in a first mode using a first replication technique that uses a write tracking cache to track locations that are written between successive replication-...