TrademarkDir

Trademark Attorney / Law Firm

Sean D. Detweiler – Trademark Portfolio

With a filing history spanning 36 years (1983–2026), Sean D. Detweiler has represented clients in 1,096 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 530 trademarks have achieved registered status, while 154 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.

1,096 Total Trademarks
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All (1,096) Registered (530) Pending (154) Abandoned (249) Cancelled (157)
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