US Patent Issued on Aug. 4 for "Dog bark deterrent device" (Chinese Inventor)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,140,389, issued on Aug. 4.

"Dog bark deterrent device" was invented by Qi Yan (Yueyang, China).

The patent was filed on June 17, 2025, under Application No. D/008,832.

*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=D1140389&OS=D1140389&RS=D1140389

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