Trademark Attorney / Law Firm
Brian P. O'Donnell – Trademark Portfolio
With a filing history spanning 31 years (1983–2026), Brian P. O'Donnell has represented clients in 351 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 61 trademarks have achieved registered status, while 15 remain pending. Areas of expertise include Class 35 (Advertising & Business) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Brian P. O'Donnell's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Advertising; business management; business administration; office functions
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
Scientific and technological services; industrial analysis and research services
Insurance; financial affairs; monetary affairs; real estate affairs
Education; providing of training; entertainment; sporting and cultural activities
Frequently Asked Questions
How many trademark applications has Brian P. O'Donnell filed?
Brian P. O'Donnell has filed 351 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 61 registered, 15 pending, 138 abandoned, 134 cancelled.
What trademark classes does Brian P. O'Donnell specialize in?
Brian P. O'Donnell has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 35 (Advertising & Business), Class 9 (Computers & Electronics), Class 28 (Toys & Sporting Goods), Class 42 (Computer & Scientific), Class 36 (Insurance & Financial). Class 35 covers advertising; business management; business administration; office functions.
How long has Brian P. O'Donnell been filing trademarks?
Brian P. O'Donnell's trademark filing history with the USPTO spans from 1983 to 2026, covering 43 years of trademark practice. During this period, Brian P. O'Donnell has handled 351 trademark applications.
What is Brian P. O'Donnell's trademark registration success rate?
Brian P. O'Donnell has a 18% trademark registration rate, with 61 out of 333 resolved applications resulting in successful registration. Currently, 15 applications are pending review.