ALEXANDRIA, Va., Sept. 24 -- United States Patent no. D1,148,640, issued on Sept. 22.

"Leveling block for vehicles" was invented by Zhanyan Du (Guangzhou City, China).

The patent was filed on July 6, 2025, under Application No. D/011,719.

*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=D1148640&OS=D1148640&RS=D1148640

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