TrademarkDir

Trademark Attorney / Law Firm

Mark A. Kammer – Trademark Portfolio

With a filing history spanning 35 years (1985–2025), Mark A. Kammer has represented clients in 536 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 157 trademarks have achieved registered status, while 28 remain pending. Areas of expertise include Class 41 (Education & Entertainment) and Class 35 (Advertising & Business), among 20 Nice Classification classes represented.

536 Total Trademarks
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All (536) Registered (157) Pending (28) Abandoned (195) Cancelled (154)
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