ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,532, issued on Dec. 9, was assigned to MICROSOFT TECHNOLOGY LICENSING LLC (Redmond, Wash.).

"System and method for database recovery for encrypted indexes" was invented by Panagiotis Antonopoulos (Redmond, Wash.), Arvind Arasu (Redmond, Wash.), Nitish Gupta (Seattle), Rajat Jain (Redmond, Wash.), Raghav Kaushik (Kirkland, Wash.), Hanumantha R. Kodavalla (Sammamish, Wash.), Nikolas Ogg (Seattle), Ravishankar Ramamurthy (Redmond, Wash.), Kunal Deep Singh (Seattle), Jakub Szymaszek (Issaquah, Wash.) and Jeffrey Michael Trimmer (Redmond, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods for database recovery for encrypted indexes are performed...