ALEXANDRIA, Va., May 5 -- United States Patent no. 12,621,893, issued on May 5, was assigned to Apple Inc. (Cupertino, Calif.).

"Optimizing use of PDU session status IE" was invented by Nirlesh Koshta (Bengaluru, India), Anikethan Ramakrishna Vijaya Kumar (Bengaluru, India), Basant Kumar (Bengaluru, India), Krisztian Kiss (Rancho Santa Fe, Calif.), Pradeep Pangi (Bangalore, India) and Sridhar Prakasam (Fremont, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for managing synchronization of protocol data unit (PDU) sessions between a user equipment (UE) and a network are disclosed herein. In some embodiments, a determination of whether a message comprising a PDU session status inform...