Trademark Attorney / Law Firm
Leonard D. DuBoff – Trademark Portfolio
With a filing history spanning 40 years (1983–2024), Leonard D. DuBoff has represented clients in 619 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 137 trademarks have achieved registered status, while 1 remains pending. Areas of expertise include Class 16 (Paper Goods) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Leonard D. DuBoff's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
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
Scientific and technological services; industrial analysis and research services
Precious metals and their alloys; jewellery, precious stones; horological instruments
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
Frequently Asked Questions
How many trademark applications has Leonard D. DuBoff filed?
Leonard D. DuBoff has filed 619 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 137 registered, 1 pending, 158 abandoned, 322 cancelled.
What trademark classes does Leonard D. DuBoff specialize in?
Leonard D. DuBoff has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 16 (Paper Goods), Class 9 (Computers & Electronics), Class 35 (Advertising & Business), Class 25 (Clothing), Class 41 (Education & Entertainment). Class 16 covers paper and cardboard; printed matter; bookbinding material; photographs; stationery.
How long has Leonard D. DuBoff been filing trademarks?
Leonard D. DuBoff's trademark filing history with the USPTO spans from 1983 to 2024, covering 41 years of trademark practice. During this period, Leonard D. DuBoff has handled 619 trademark applications.
What is Leonard D. DuBoff's trademark registration success rate?
Leonard D. DuBoff has a 22% trademark registration rate, with 137 out of 617 resolved applications resulting in successful registration. Currently, 1 application is pending review.