Trademark Attorney / Law Firm

Robert D. Leighton – Trademark Portfolio

With a filing history spanning 54 years (1924–2026), Robert D. Leighton has represented clients in 758 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 526 trademarks have achieved registered status, while 61 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 15 (Musical Instruments), among 20 Nice Classification classes represented.

758 Total Trademarks