US Patent Issued to GUANGZHOU LIGHTSOURCE ELECTRONICS on Sept. 8 for "Door lock" (Chinese Inventor)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. D1,146,568, issued on Sept. 8, was assigned to GUANGZHOU LIGHTSOURCE ELECTRONICS Ltd. (Guangzhou, China).

"Door lock" was invented by Bowen Qiu (Longyan, China).

The patent was filed on Sept. 2, 2025, under Application No. D/021,020.

*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=D1146568&OS=D1146568&RS=D1146568

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