Trademark Attorney / Law Firm
Sean Ploen – Trademark Portfolio
With a filing history spanning 39 years (1986–2026), Sean Ploen has represented clients in 1,758 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 815 trademarks have achieved registered status, while 173 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Sean Ploen'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
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Advertising; business management; business administration; office functions
Education; providing of training; entertainment; sporting and cultural activities
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Insurance; financial affairs; monetary affairs; real estate affairs
Raw and unprocessed agricultural, aquacultural, horticultural and forestry products
Coffee, tea, cocoa and artificial coffee; rice; tapioca and sago; flour and preparations
Frequently Asked Questions
How many trademark applications has Sean Ploen filed?
Sean Ploen has filed 1,758 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 815 registered, 173 pending, 432 abandoned, 324 cancelled.
What trademark classes does Sean Ploen specialize in?
Sean Ploen has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 9 (Computers & Electronics), Class 35 (Advertising & Business), Class 41 (Education & Entertainment), Class 44 (Medical Services). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has Sean Ploen been filing trademarks?
Sean Ploen's trademark filing history with the USPTO spans from 1986 to 2026, covering 40 years of trademark practice. During this period, Sean Ploen has handled 1,758 trademark applications.
What is Sean Ploen's trademark registration success rate?
Sean Ploen has a 52% trademark registration rate, with 815 out of 1,571 resolved applications resulting in successful registration. Currently, 173 applications are pending review.