TrademarkDir

Trademark Attorney / Law Firm

David B. Dellenbach – Trademark Portfolio

With a filing history spanning 29 years (1984–2025), David B. Dellenbach has represented clients in 490 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 178 trademarks have achieved registered status, while 32 remain pending. Areas of expertise include Class 35 (Advertising & Business) and Class 41 (Education & Entertainment), among 20 Nice Classification classes represented.

490 Total Trademarks
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All (490) Registered (178) Pending (32) Abandoned (153) Cancelled (120)
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