Trademark Attorney / Law Firm

Colleen E. Ferguson – Trademark Portfolio

With a filing history spanning 47 years (1962–2025), Colleen E. Ferguson has represented clients in 529 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 378 trademarks have achieved registered status, while 91 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 1 (Chemicals), among 20 Nice Classification classes represented.

529 Total Trademarks
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