ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,560, issued on March 3, was assigned to VDURA Inc. (San Jose, Calif.).

"Crowd based data tiering" was invented by Michael Barrell (Longmont, Colo.) and Ian Davies (Longmont, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method or system for managing data placement in multi-tier storage devices. The system monitors usage of data items stored across storage devices, each associated with a performance tier. The system collects usage metrics for the data items, including access frequency, recency, file size, growth rate, sequentiality, or temporal access patterns. Multiple tiering methods are executed in parallel, with each method analyzing at ...