Chang Wenjun – Trademark Portfolio

Entity Type: 01

Chang Wenjun holds 4 U.S. trademarks filed with the United States Patent and Trademark Office (USPTO), with a strong focus on Class 10 (Medical Apparatus) — 2 filings in this category. The portfolio also extends into Class 20 (Furniture) across 3 Nice Classification classes. Currently, 3 trademarks are registered. Notable registered marks include KTHEAR, YOMENT, and WINDWINCH. The owner is based in Changsha.