TrademarkDir

Trademark Attorney / Law Firm

David I. Greenbaum – Trademark Portfolio

With a filing history spanning 42 years (1954–2026), David I. Greenbaum has represented clients in 1,215 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 468 trademarks have achieved registered status, while 138 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 42 (Computer & Scientific), among 20 Nice Classification classes represented.

1,215 Total Trademarks
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All (1,215) Registered (468) Pending (138) Abandoned (324) Cancelled (258)
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