US Patent Issued to Beijing Roborock Technology on July 7 for "Filter screen for cleaning robot" (Chinese Inventors)

ALEXANDRIA, Va., July 7 -- United States Patent no. D1,133,355, issued on July 7, was assigned to Beijing Roborock Technology Co. Ltd. (Beijing).

"Filter screen for cleaning robot" was invented by Haozhe Zhang (Beijing) and Baokui Zhang (Beijing).

The patent was filed on April 23, 2025, under Application No. D/525,383.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1133355&OS=D1133355&RS=D1133355

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