Trademark Attorney / Law Firm
Brian O'Donnell – Trademark Portfolio
With a filing history spanning 30 years (1972–2026), Brian O'Donnell has represented clients in 285 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 173 trademarks have achieved registered status, while 50 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 41 (Education & Entertainment), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Brian O'Donnell'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
Education; providing of training; entertainment; sporting and cultural activities
Advertising; business management; business administration; office functions
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Insurance; financial affairs; monetary affairs; real estate affairs
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Legal services; security services for the protection of property and individuals
Building materials (non-metallic); non-metallic rigid pipes for building
Frequently Asked Questions
How many trademark applications has Brian O'Donnell filed?
Brian O'Donnell has filed 285 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 173 registered, 50 pending, 45 abandoned, 14 cancelled.
What trademark classes does Brian O'Donnell specialize in?
Brian O'Donnell has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 41 (Education & Entertainment), Class 35 (Advertising & Business), Class 9 (Computers & Electronics), Class 36 (Insurance & Financial). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has Brian O'Donnell been filing trademarks?
Brian O'Donnell's trademark filing history with the USPTO spans from 1972 to 2026, covering 54 years of trademark practice. During this period, Brian O'Donnell has handled 285 trademark applications.
What is Brian O'Donnell's trademark registration success rate?
Brian O'Donnell has a 75% trademark registration rate, with 173 out of 232 resolved applications resulting in successful registration. Currently, 50 applications are pending review.