Trademark Attorney / Law Firm

Robert Doerfler – Trademark Portfolio

With a filing history spanning 29 years (1931–2025), Robert Doerfler has represented clients in 167 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 116 trademarks have achieved registered status, while 10 remain pending. Areas of expertise include Class 31 (Natural Agricultural Products) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.

167 Total Trademarks
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DENTASTIX
DENTASTIX
Registered 2002

Practice Areas by Trademark Class

Robert Doerfler's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.

31
Natural Agricultural Products (83 filings)

Raw and unprocessed agricultural, aquacultural, horticultural and forestry products

9
Computers & Electronics (21 filings)

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

44
Medical Services (19 filings)

Medical services; veterinary services; hygienic and beauty care for human beings or animals

41
Education & Entertainment (14 filings)

Education; providing of training; entertainment; sporting and cultural activities

5
Pharmaceuticals (10 filings)

Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes

1
Chemicals (10 filings)

Chemical products for industry, science, photography, agriculture, horticulture and forestry

35
Advertising & Business (10 filings)

Advertising; business management; business administration; office functions

28
Toys & Sporting Goods (6 filings)

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

21
Housewares (6 filings)

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

16
Paper Goods (6 filings)

Paper and cardboard; printed matter; bookbinding material; photographs; stationery

Frequently Asked Questions

How many trademark applications has Robert Doerfler filed?

Robert Doerfler has filed 167 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 116 registered, 10 pending, 27 abandoned, 13 cancelled.

What trademark classes does Robert Doerfler specialize in?

Robert Doerfler has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 31 (Natural Agricultural Products), Class 9 (Computers & Electronics), Class 44 (Medical Services), Class 41 (Education & Entertainment), Class 5 (Pharmaceuticals). Class 31 covers raw and unprocessed agricultural, aquacultural, horticultural and forestry products.

How long has Robert Doerfler been filing trademarks?

Robert Doerfler's trademark filing history with the USPTO spans from 1931 to 2025, covering 94 years of trademark practice. During this period, Robert Doerfler has handled 167 trademark applications.

What is Robert Doerfler's trademark registration success rate?

Robert Doerfler has a 74% trademark registration rate, with 116 out of 156 resolved applications resulting in successful registration. Currently, 10 applications are pending review.