Trademark Attorney / Law Firm

Stuart B. Leijon – Trademark Portfolio

With a filing history spanning 16 years (1974–2025), Stuart B. Leijon has represented clients in 64 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 40 trademarks have achieved registered status. Areas of expertise include Class 35 (Advertising & Business) and Class 42 (Computer & Scientific), among 20 Nice Classification classes represented.

64 Total Trademarks
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Practice Areas by Trademark Class

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

35
Advertising & Business (10 filings)

Advertising; business management; business administration; office functions

42
Computer & Scientific (10 filings)

Scientific and technological services; industrial analysis and research services

41
Education & Entertainment (7 filings)

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

40
Treatment & Processing (3 filings)

Treatment of materials

11
Environmental Control (3 filings)

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

36
Insurance & Financial (3 filings)

Insurance; financial affairs; monetary affairs; real estate affairs

17
Rubber Goods (3 filings)

Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica

43
Hotels & Restaurants (3 filings)

Services for providing food and drink; temporary accommodation

25
Clothing (3 filings)

Clothing, footwear, headgear

33
Wine & Spirits (2 filings)

Alcoholic beverages (except beers)

Frequently Asked Questions

How many trademark applications has Stuart B. Leijon filed?

Stuart B. Leijon has filed 64 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 40 registered, 24 abandoned.

What trademark classes does Stuart B. Leijon specialize in?

Stuart B. Leijon has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 35 (Advertising & Business), Class 42 (Computer & Scientific), Class 41 (Education & Entertainment), Class 40 (Treatment & Processing), Class 11 (Environmental Control). Class 35 covers advertising; business management; business administration; office functions.

How long has Stuart B. Leijon been filing trademarks?

Stuart B. Leijon's trademark filing history with the USPTO spans from 1974 to 2025, covering 51 years of trademark practice. During this period, Stuart B. Leijon has handled 64 trademark applications.

What is Stuart B. Leijon's trademark registration success rate?

Stuart B. Leijon has a 63% trademark registration rate, with 40 out of 64 resolved applications resulting in successful registration. Currently, 0 applications are pending review.