US Patent Issued to Shaoxing Sitang Intelligent Equipment Manufacturing on Aug. 25 for "Blackout door blind" (Chinese Inventor)

ALEXANDRIA, Va., Aug. 25 -- United States Patent no. D1,143,683, issued on Aug. 25, was assigned to Shaoxing Sitang Intelligent Equipment Manufacturing Co. Ltd. (Shaoxing, China).

"Blackout door blind" was invented by Zhiliang Wu (Shaoxing, China).

The patent was filed on Aug. 22, 2025, under Application No. D/019,336.

*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=D1143683&OS=D1143683&RS=D1143683

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