Trademark Attorney / Law Firm
Warren Chan – Trademark Portfolio
Warren Chan has 17 trademark filings recorded with the United States Patent and Trademark Office (USPTO). Of these, 5 trademarks are successfully registered — a 50% registration rate, with an additional 7 applications currently pending. The strongest areas of practice include Class 11 (Environmental Control) and Class 9 (Computers & Electronics). Filing activity has been recorded from 2019 through 2025, spanning 5 years.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Warren Chan's trademark practice covers 11 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Scientific and technological services; industrial analysis and research services
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Coffee, tea, cocoa and artificial coffee; rice; tapioca and sago; flour and preparations
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Education; providing of training; entertainment; sporting and cultural activities
Frequently Asked Questions
How many trademark applications has Warren Chan filed?
Warren Chan has filed 17 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 5 registered, 7 pending, 5 abandoned.
What trademark classes does Warren Chan specialize in?
Warren Chan has filed trademarks across 11 Nice Classification classes. The most common practice areas include Class 11 (Environmental Control), Class 9 (Computers & Electronics), Class 42 (Computer & Scientific), Class 3 (Cosmetics & Cleaning), Class 30 (Staple Foods). Class 11 covers apparatus for lighting, heating, steam generating, cooking, refrigerating, drying.
How long has Warren Chan been filing trademarks?
Warren Chan's trademark filing history with the USPTO spans from 2019 to 2025, covering 6 years of trademark practice. During this period, Warren Chan has handled 17 trademark applications.
What is Warren Chan's trademark registration success rate?
Warren Chan has a 50% trademark registration rate, with 5 out of 10 resolved applications resulting in successful registration. Currently, 7 applications are pending review.