Coupang Assigned Patent

Coupang Corp., Seoul, Korea, has been assigned a patent (12346207) developed by Liu; Yang, Beijing, China, Huang; Zhiyong, Seattle, WA, Dong; Bin, Han; Chuanchuan, and Zhang; Junzhao, Beijing, China, for “cloud-based database backup and recovery.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A system for database backup including a controller, a metadata database coupled to the controller, a backup tool coupled to the controller, and a plurality of nodes coupled to the backup tool and accessed through a file system. The controller is configured to determine a first data change in node; in response to determining the first data change, freeze the file system; and generate an incremental snapshot of the at least one of the plurality of nodes (where the incremental snapshot including a portion of the at least one of the plurality of nodes). The controller is also configured to upload an encrypted copy of the incremental snapshot to a cloud storage; update the metadata database by storing an entry associating the incremental snapshot with the at least one of the plurality of nodes and unfreezing the file system.”

The patent application was filed on 2021-11-29 (17/456672).