ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,917, issued on March 18, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Method and system for continuous data protection" was invented by Assaf Natanzon (Hod Hasharon, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of continuous data protection (CDP) is provided. The method includes sending, by a splitter, block I/O write data from a computing system to a primary volume and to a CDP appliance. The method further includes, recording, by a file system tracker communicatively coupled with the splitter, a log of meta data operations made to files in a file system of the primary volume and sending the log to the CDP app...