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Trademark Attorney / Law Firm

Richard Chang – Trademark Portfolio

With a filing history spanning 18 years (1979–2026), Richard Chang has represented clients in 63 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 23 trademarks have achieved registered status, while 7 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 11 (Environmental Control), among 20 Nice Classification classes represented.

63 Total Trademarks
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All (63) Registered (23) Pending (7) Abandoned (20) Cancelled (13)
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