ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,142, issued on June 16.
"Automatic pet litter adding device and cat litter box" was invented by Yuyang Zhang (Shenzhen, China) and Jin Li (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an automatic pet litter adding device, comprising: a pet litter cabin, a support plate, a pet litter adding component, a motor assembly; wherein: the bottom of the pet litter cabin is provided with a first pet litter outlet; the support plate is provided with a pet litter dividing trough, the bottom of the pet litter dividing trough is provided with a second pet litter outlet, the pet litter adding component is rotatabl...