Trademark Attorney / Law Firm

John P. Costello – Trademark Portfolio

With a filing history spanning 26 years (1994–2024), John P. Costello has represented clients in 224 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 49 trademarks have achieved registered status, while 1 remains pending. Areas of expertise include Class 41 (Education & Entertainment) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.

224 Total Trademarks
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