Trademark Attorney / Law Firm
Timothy A. Duffy – Trademark Portfolio
With a filing history spanning 18 years (1975–2026), Timothy A. Duffy has represented clients in 2,901 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 2,246 trademarks have achieved registered status, while 356 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 21 (Housewares), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Timothy A. Duffy'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
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Frequently Asked Questions
How many trademark applications has Timothy A. Duffy filed?
Timothy A. Duffy has filed 2,901 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 2,246 registered, 356 pending, 280 abandoned, 15 cancelled.
What trademark classes does Timothy A. Duffy specialize in?
Timothy A. Duffy has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 21 (Housewares), Class 25 (Clothing), Class 11 (Environmental Control), Class 28 (Toys & Sporting Goods). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has Timothy A. Duffy been filing trademarks?
Timothy A. Duffy's trademark filing history with the USPTO spans from 1975 to 2026, covering 51 years of trademark practice. During this period, Timothy A. Duffy has handled 2,901 trademark applications.
What is Timothy A. Duffy's trademark registration success rate?
Timothy A. Duffy has a 88% trademark registration rate, with 2,246 out of 2,541 resolved applications resulting in successful registration. Currently, 356 applications are pending review.