Trademark Attorney / Law Firm
David E. Rook – Trademark Portfolio
With a filing history spanning 25 years (1991–2026), David E. Rook has represented clients in 258 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 158 trademarks have achieved registered status, while 26 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 35 (Advertising & Business), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
David E. Rook's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Scientific and technological services; industrial analysis and research services
Advertising; business management; business administration; office functions
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Education; providing of training; entertainment; sporting and cultural activities
Legal services; security services for the protection of property and individuals
Insurance; financial affairs; monetary affairs; real estate affairs
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Frequently Asked Questions
How many trademark applications has David E. Rook filed?
David E. Rook has filed 258 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 158 registered, 26 pending, 56 abandoned, 16 cancelled.
What trademark classes does David E. Rook specialize in?
David E. Rook has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 35 (Advertising & Business), Class 9 (Computers & Electronics), Class 37 (Building & Construction), Class 41 (Education & Entertainment). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has David E. Rook been filing trademarks?
David E. Rook's trademark filing history with the USPTO spans from 1991 to 2026, covering 35 years of trademark practice. During this period, David E. Rook has handled 258 trademark applications.
What is David E. Rook's trademark registration success rate?
David E. Rook has a 69% trademark registration rate, with 158 out of 230 resolved applications resulting in successful registration. Currently, 26 applications are pending review.