Trademark Attorney / Law Firm
Andrea M. Porterfield – Trademark Portfolio
With a filing history spanning 47 years (1976–2026), Andrea M. Porterfield has represented clients in 1,198 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 590 trademarks have achieved registered status, while 238 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 9 (Computers & Electronics), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Andrea M. Porterfield's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Scientific and technological services; industrial analysis and research services
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Advertising; business management; business administration; office functions
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Education; providing of training; entertainment; sporting and cultural activities
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Insurance; financial affairs; monetary affairs; real estate affairs
Legal services; security services for the protection of property and individuals
Frequently Asked Questions
How many trademark applications has Andrea M. Porterfield filed?
Andrea M. Porterfield has filed 1,198 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 590 registered, 238 pending, 246 abandoned, 124 cancelled.
What trademark classes does Andrea M. Porterfield specialize in?
Andrea M. Porterfield has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 9 (Computers & Electronics), Class 35 (Advertising & Business), Class 5 (Pharmaceuticals), Class 41 (Education & Entertainment). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has Andrea M. Porterfield been filing trademarks?
Andrea M. Porterfield's trademark filing history with the USPTO spans from 1976 to 2026, covering 50 years of trademark practice. During this period, Andrea M. Porterfield has handled 1,198 trademark applications.
What is Andrea M. Porterfield's trademark registration success rate?
Andrea M. Porterfield has a 61% trademark registration rate, with 590 out of 960 resolved applications resulting in successful registration. Currently, 238 applications are pending review.