TrademarkDir

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 2,902 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 2,243 trademarks have achieved registered status, while 361 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 21 (Housewares), among 20 Nice Classification classes represented.

2,902 Total Trademarks
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All (2,902) Registered (2,243) Pending (361) Abandoned (280) Cancelled (14)
All Years 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2010 2004 1985 1975
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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.

9
Computers & Electronics (467 filings)

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

21
Housewares (264 filings)

Household or kitchen utensils and containers; combs and sponges; brushes

25
Clothing (238 filings)

Clothing, footwear, headgear

11
Environmental Control (219 filings)

Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying

28
Toys & Sporting Goods (207 filings)

Games and playthings; gymnastic and sporting articles; decorations for Christmas trees

20
Furniture (207 filings)

Furniture, mirrors, picture frames; goods of wood, cork, reed, cane, wicker

3
Cosmetics & Cleaning (118 filings)

Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring

12
Vehicles (115 filings)

Vehicles; apparatus for locomotion by land, air or water

8
Hand Tools (101 filings)

Hand tools and implements (hand-operated); cutlery; side arms; razors

16
Paper Goods (100 filings)

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 2,902 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 2,243 registered, 361 pending, 280 abandoned, 14 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 2,902 trademark applications.

What is Timothy A. Duffy's trademark registration success rate?

Timothy A. Duffy has a 88% trademark registration rate, with 2,243 out of 2,537 resolved applications resulting in successful registration. Currently, 361 applications are pending review.