Trademark Attorney / Law Firm
Calvin Fan – Trademark Portfolio
Calvin Fan has 27 trademark filings recorded with the United States Patent and Trademark Office (USPTO). Of these, 10 trademarks are successfully registered — a 40% registration rate, with an additional 2 applications currently pending. The strongest areas of practice include Class 42 (Computer & Scientific) and Class 44 (Medical Services). Filing activity has been recorded from 2000 through 2025, spanning 8 years.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Calvin Fan's trademark practice covers 8 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
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Chemical products for industry, science, photography, agriculture, horticulture and forestry
Advertising; business management; business administration; office functions
Education; providing of training; entertainment; sporting and cultural activities
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Frequently Asked Questions
How many trademark applications has Calvin Fan filed?
Calvin Fan has filed 27 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 10 registered, 2 pending, 8 abandoned, 7 cancelled.
What trademark classes does Calvin Fan specialize in?
Calvin Fan has filed trademarks across 8 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 44 (Medical Services), Class 9 (Computers & Electronics), Class 10 (Medical Apparatus), Class 1 (Chemicals). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has Calvin Fan been filing trademarks?
Calvin Fan's trademark filing history with the USPTO spans from 2000 to 2025, covering 25 years of trademark practice. During this period, Calvin Fan has handled 27 trademark applications.
What is Calvin Fan's trademark registration success rate?
Calvin Fan has a 40% trademark registration rate, with 10 out of 25 resolved applications resulting in successful registration. Currently, 2 applications are pending review.