TrademarkDir

Trademark Attorney / Law Firm

William J. O'Brien – Trademark Portfolio

With a filing history spanning 31 years (1987–2021), William J. O'Brien has represented clients in 288 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 57 trademarks have achieved registered status. Areas of expertise include Class 35 (Advertising & Business) and Class 42 (Computer & Scientific), among 20 Nice Classification classes represented.

288 Total Trademarks
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All (288) Registered (57) Abandoned (88) Cancelled (142)
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