ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,139,620, issued on Aug. 4, was assigned to Shenzhen Xinzhengyu Technology Co. Ltd (Shenzhen, China).

"Electronic calendar" was invented by Junhua Wu (Shenzhen, China) and Lingzhong Zhao (Shenzhen, China).

The patent was filed on April 16, 2025, under Application No. D/999,730.

*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=D1139620&OS=D1139620&RS=D1139620

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