Trademark Attorney / Law Firm
Martin R. Greenstein – Trademark Portfolio
Martin R. Greenstein specializes in Class 9 (Computers & Electronics) trademark filings before the United States Patent and Trademark Office (USPTO), with 1,008 of 1,890 total filings concentrated in this category. The practice also covers Class 42 (Computer & Scientific) along with 20 other Nice Classification classes. Filing activity spans from 1978 to 2025. Currently, 229 trademarks are registered and 23 are pending.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Martin R. Greenstein'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
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Insurance; financial affairs; monetary affairs; real estate affairs
Beers; mineral and aerated waters and other non-alcoholic beverages; fruit beverages
Frequently Asked Questions
How many trademark applications has Martin R. Greenstein filed?
Martin R. Greenstein has filed 1,890 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 229 registered, 23 pending, 792 abandoned, 809 cancelled.
What trademark classes does Martin R. Greenstein specialize in?
Martin R. Greenstein 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 35 (Advertising & Business), Class 16 (Paper Goods). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has Martin R. Greenstein been filing trademarks?
Martin R. Greenstein's trademark filing history with the USPTO spans from 1978 to 2025, covering 47 years of trademark practice. During this period, Martin R. Greenstein has handled 1,890 trademark applications.
What is Martin R. Greenstein's trademark registration success rate?
Martin R. Greenstein has a 13% trademark registration rate, with 229 out of 1,830 resolved applications resulting in successful registration. Currently, 23 applications are pending review.