Trademark Attorney / Law Firm
David I. Greenbaum – Trademark Portfolio
With a filing history spanning 42 years (1954–2026), David I. Greenbaum has represented clients in 1,235 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 469 trademarks have achieved registered status, while 135 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 42 (Computer & Scientific), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
David I. Greenbaum's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
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
Insurance; financial affairs; monetary affairs; real estate affairs
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Frequently Asked Questions
How many trademark applications has David I. Greenbaum filed?
David I. Greenbaum has filed 1,235 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 469 registered, 135 pending, 334 abandoned, 266 cancelled.
What trademark classes does David I. Greenbaum specialize in?
David I. Greenbaum has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 42 (Computer & Scientific), Class 41 (Education & Entertainment), Class 25 (Clothing), Class 35 (Advertising & Business). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has David I. Greenbaum been filing trademarks?
David I. Greenbaum's trademark filing history with the USPTO spans from 1954 to 2026, covering 72 years of trademark practice. During this period, David I. Greenbaum has handled 1,235 trademark applications.
What is David I. Greenbaum's trademark registration success rate?
David I. Greenbaum has a 44% trademark registration rate, with 469 out of 1,069 resolved applications resulting in successful registration. Currently, 135 applications are pending review.