ALEXANDRIA, Va., June 5 -- United States Patent no. 12,279,335, issued on April 15, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Event report sending method, apparatus, and system" was invented by Xiaoyun Zhou (Nanjing, China) and Shufeng Shi (Xi'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An event report sending method in which a session management network element receives an event notification request from a policy control network element, where the event notification request includes an event identifier and a notification address for receiving an event report of an event report receiving network element, and where the event report receiving network element is an applicati...