US Patent Issued to Shenzhen QiYiDian Intelligent Technology on July 21 for "Spirit level" (Chinese Inventor)

ALEXANDRIA, Va., July 21 -- United States Patent no. D1,135,675, issued on July 21, was assigned to Shenzhen QiYiDian Intelligent Technology Co. Ltd (Shenzhen, China).

"Spirit level" was invented by Tao Chen (Nanjing, China).

The patent was filed on April 15, 2025, under Application No. D/998,745.

*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=D1135675&OS=D1135675&RS=D1135675

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