ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,643, issued on Feb. 10, was assigned to Apple Inc. (Cupertino, Calif.).

"Push notification distribution system" was invented by Huan He (Cupertino, Calif.), Jonathon Sodos (Los Gatos, Calif.), Nicholas J. Circosta (Mountain View, Calif.), Sean Geiger (San Francisco), Nelson M. Leduc (San Jose, Calif.), Cisto Cyriac (Cupertino, Calif.), Matthew E. Shepherd (Mountain View, Calif.), David A. Schaefgen (San Jose, Calif.), Elliot T. Garner (Cupertino, Calif.), Jose A. Lozano Hinojosa (Sunnyvale, Calif.), Mursalin Akon (San Jose, Calif.), Robert D. Butler (Middletown, Del.) and Xudong Liu (Campbell, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A ...