ALEXANDRIA, Va., July 23 -- United States Patent no. 12,367,107, issued on July 22, was assigned to Commvault Systems Inc. (Tinton Falls, N.J.).

"Content indexing of files in virtual disk block-level backup copies" was invented by Amit Mitkar (Manalapan, N.J.) and Vinit Dilip Dhatrak (Redwood City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A streamlined approach analyzes block-level backups of VM virtual disks and creates both coarse and fine indexes of backed up VM data files in the block-level backups. The indexes (collectively the "content index") enable granular searching by filename, by file attributes (metadata), and/or by file contents, and further enable granular live browsing of backed u...