Trademark Attorney / Law Firm
Mark Leonardo – Trademark Portfolio
With a filing history spanning 41 years (1972–2026), Mark Leonardo has represented clients in 940 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 580 trademarks have achieved registered status, while 169 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 36 (Insurance & Financial), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Mark Leonardo'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
Insurance; financial affairs; monetary affairs; real estate affairs
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
Coffee, tea, cocoa and artificial coffee; rice; tapioca and sago; flour and preparations
Beers; mineral and aerated waters and other non-alcoholic beverages; fruit beverages
Frequently Asked Questions
How many trademark applications has Mark Leonardo filed?
Mark Leonardo has filed 940 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 580 registered, 169 pending, 150 abandoned, 39 cancelled.
What trademark classes does Mark Leonardo specialize in?
Mark Leonardo has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 36 (Insurance & Financial), Class 43 (Hotels & Restaurants), Class 35 (Advertising & Business), Class 9 (Computers & Electronics). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has Mark Leonardo been filing trademarks?
Mark Leonardo's trademark filing history with the USPTO spans from 1972 to 2026, covering 54 years of trademark practice. During this period, Mark Leonardo has handled 940 trademark applications.
What is Mark Leonardo's trademark registration success rate?
Mark Leonardo has a 75% trademark registration rate, with 580 out of 769 resolved applications resulting in successful registration. Currently, 169 applications are pending review.