ALEXANDRIA, Va., Sept. 17 -- United States Patent no. D1,093,575, issued on Sept. 16, was assigned to Shenzhen Wenjian Technology Co. Ltd. (Shenzhen, China).
"Potty trainer" was invented by Zhi Liu (Shenzhen, China) and Tingting Yin (Shenzhen, China).
The patent was filed on March 10, 2025, under Application No. D/992,530.
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