ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,696,876, issued on Aug. 4, was assigned to US EIWO INC (Ontario, Calif.).
"Pet appliance" was invented by Yong Wu (Ontario, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention discloses a pet appliance which includes a container, an entrance and exit and a claw grinding member, the container includes a placement area, the entrance and exit is configured to enter and exit the placement area, the claw grinding member is detachably connected with the container, and at least part of a claw grinding portion of the claw grinding member is exposed from an outer wall of the container. The invention has a simple structure, and the whole container ...