ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,773, issued on March 3, was assigned to Precision Pro Trainer LLC (Whitefish Bay, Wis.).
"Door or wall mount pro training boxing device" was invented by Andrew D. Brewer (Milwaukee).
According to the abstract* released by the U.S. Patent & Trademark Office: "A door or wall mounted training boxing apparatus allows a user to practice a variety of different martial arts techniques without having to modify the apparatus. A spring and one or more struts within the apparatus allows a user to practice straight punches, uppercuts, hooks, use as a speedbag, kicks, and elbows. Adding to the versatility of the apparatus, the apparatus may be temporarily installed in a doorway, for example a...