ALEXANDRIA, Va., Aug. 12 -- United States Patent no. D1,141,106, issued on Aug. 11, was assigned to Guangzhou Zhanlun Trading Co. Ltd (Guangzhou City, China).
"Roof fan" was invented by Zhijie Yang (Guangzhou City, China).
The patent was filed on Aug. 4, 2025, under Application No. D/016,331.
*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=D1141106&OS=D1141106&RS=D1141106
Disclaimer: Curated by HT Syndication....