ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,442, issued on March 18, was assigned to UNITED STATES POSTAL SERVICE (Washington).

"Robotic smart locker load system" was invented by William A. Tartal (Baltimore).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for and method of providing a package for retrieval are presented. The disclosed techniques include receiving a package for retrieval by a recipient; placing the package in a customer inaccessible smart staging area; determining, using a sensor, a size of the package; retrieving, by a robot, the package; conveying, by the robot, the package through a first side of the customer accessible repository to a customer accessible repositor...