US Patent Issued to Shenzhen Shengshi Duxiu Intelligent Technology on March 3 for "Card learning machine" (Chinese Inventor)

ALEXANDRIA, Va., March 3 -- United States Patent no. D1,115,930, issued on March 3, was assigned to Shenzhen Shengshi Duxiu Intelligent Technology Co. Ltd. (Shenzhen, China).

"Card learning machine" was invented by Zhangtao Xin (Qingdao, China).

The patent was filed on April 29, 2024, under Application No. D/939,637.

*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=D1115930&OS=D1115930&RS=D1115930

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