ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,139,588, issued on Aug. 4, was assigned to TILTA INC. (Burbank, Calif.).
"Adjustable top flag" was invented by Shengzhao Liu (Shenzhen, China), Wenping Zeng (Shenzhen, China) and Kefeng Zhou (Shenzhen, China).
The patent was filed on Sept. 22, 2023, under Application No. D/912,782.
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