ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,800, issued on May 20, was assigned to Dropbox Inc. (San Francisco).

"Multi-root content management system" was invented by Sourabh Yerfule (Sunnyvale, Calif.), Jordi Paris Ferrer (San Francisco), Kelson Reiss (San Francisco), Parker Timmerman (New York) and Sabrina Weschler (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present technology is directed to providing a multi-root architecture for managing devices associated with their own root namespaces. The system can include backing up multiple computing devices to a single user account such that the content items from each computing device are stored in their own respective root namesp...