Trademark Attorney / Law Firm
David B Ritchie – Trademark Portfolio
David B Ritchie specializes in Class 9 (Computers & Electronics) trademark filings before the United States Patent and Trademark Office (USPTO), with 89 of 141 total filings concentrated in this category. The practice also covers Class 7 (Machinery) along with 16 other Nice Classification classes. Filing activity spans from 1959 to 2025. Currently, 13 trademarks are registered.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
David B Ritchie's trademark practice covers 16 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
Machines and machine tools; motors and engines; machine coupling and transmission components
Scientific and technological services; industrial analysis and research services
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Advertising; business management; business administration; office functions
Education; providing of training; entertainment; sporting and cultural activities
Insurance; financial affairs; monetary affairs; real estate affairs
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Frequently Asked Questions
How many trademark applications has David B Ritchie filed?
David B Ritchie has filed 141 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 13 registered, 84 abandoned, 44 cancelled.
What trademark classes does David B Ritchie specialize in?
David B Ritchie has filed trademarks across 16 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 7 (Machinery), Class 42 (Computer & Scientific), Class 16 (Paper Goods), Class 35 (Advertising & Business). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has David B Ritchie been filing trademarks?
David B Ritchie's trademark filing history with the USPTO spans from 1959 to 2025, covering 66 years of trademark practice. During this period, David B Ritchie has handled 141 trademark applications.
What is David B Ritchie's trademark registration success rate?
David B Ritchie has a 9% trademark registration rate, with 13 out of 141 resolved applications resulting in successful registration. Currently, 0 applications are pending review.