Trademark Attorney / Law Firm

Michael J. Leonard – Trademark Portfolio

With a filing history spanning 51 years (1926–2026), Michael J. Leonard has represented clients in 4,136 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 1,681 trademarks have achieved registered status, while 509 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 42 (Computer & Scientific), among 20 Nice Classification classes represented.

4,136 Total Trademarks
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Practice Areas by Trademark Class

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

9
Computers & Electronics (987 filings)

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

42
Computer & Scientific (879 filings)

Scientific and technological services; industrial analysis and research services

35
Advertising & Business (737 filings)

Advertising; business management; business administration; office functions

36
Insurance & Financial (421 filings)

Insurance; financial affairs; monetary affairs; real estate affairs

41
Education & Entertainment (415 filings)

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

25
Clothing (387 filings)

Clothing, footwear, headgear

5
Pharmaceuticals (294 filings)

Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes

7
Machinery (258 filings)

Machines and machine tools; motors and engines; machine coupling and transmission components

11
Environmental Control (220 filings)

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

28
Toys & Sporting Goods (209 filings)

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

Frequently Asked Questions

How many trademark applications has Michael J. Leonard filed?

Michael J. Leonard has filed 4,136 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 1,681 registered, 509 pending, 715 abandoned, 820 cancelled.

What trademark classes does Michael J. Leonard specialize in?

Michael J. Leonard has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 42 (Computer & Scientific), Class 35 (Advertising & Business), Class 36 (Insurance & Financial), Class 41 (Education & Entertainment). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.

How long has Michael J. Leonard been filing trademarks?

Michael J. Leonard's trademark filing history with the USPTO spans from 1926 to 2026, covering 100 years of trademark practice. During this period, Michael J. Leonard has handled 4,136 trademark applications.

What is Michael J. Leonard's trademark registration success rate?

Michael J. Leonard has a 52% trademark registration rate, with 1,681 out of 3,216 resolved applications resulting in successful registration. Currently, 509 applications are pending review.