US Patent Issued to Dongguan Shi Dian Ban E-Commerce on July 28 for "LED sign" (Chinese Inventors)

ALEXANDRIA, Va., July 28 -- United States Patent no. D1,137,803, issued on July 28, was assigned to Dongguan Shi Dian Ban E-Commerce Co. Ltd. (Guangdong, China).

"LED sign" was invented by Jinfeng Liu (Guangdong, China) and Songkai Liu (Guangdong, China).

The patent was filed on Dec. 13, 2024, under Application No. D/978,508.

*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=D1137803&OS=D1137803&RS=D1137803

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