Trademark Attorney / Law Firm

Zhirong Liu – Trademark Portfolio

With a filing history spanning 23 years (1991–2026), Zhirong Liu has represented clients in 6,951 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 5,953 trademarks have achieved registered status, while 119 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 25 (Clothing), among 20 Nice Classification classes represented.

6,951 Total Trademarks

All (6,951) Registered (5,953) Pending (119) Abandoned (844) Cancelled (28)

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Registered 1991

Zhirong Liu – Trademark Portfolio

Showing of trademarks Trademarks