ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,812, issued on Dec. 30, was assigned to Hewlett-Packard Development Co. LP (Spring, Texas).

"Supply manifold trigger arms" was invented by Deyang Wang (Singapore), Adnil San Dela Pena Sazon (Singapore) and Qian Tao (Singapore).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some examples, the disclosure describes device that includes a moveable carriage, a supply manifold releasably coupled to the moveable carriage utilizing a locking mechanism, and a trigger arm coupled to the supply manifold to move the supply manifold a distance away from the moveable carriage while the locking mechanism is in an unlocked position."

The patent was filed on July...