Trademark Attorney / Law Firm
Qiushi Chen – Trademark Portfolio
With a filing history spanning 13 years (2004–2026), Qiushi Chen has represented clients in 942 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 678 trademarks have achieved registered status, while 189 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 5 (Pharmaceuticals), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Qiushi Chen's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Frequently Asked Questions
How many trademark applications has Qiushi Chen filed?
Qiushi Chen has filed 942 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 678 registered, 189 pending, 75 abandoned.
What trademark classes does Qiushi Chen specialize in?
Qiushi Chen has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 5 (Pharmaceuticals), Class 21 (Housewares), Class 20 (Furniture), Class 28 (Toys & Sporting Goods). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has Qiushi Chen been filing trademarks?
Qiushi Chen's trademark filing history with the USPTO spans from 2004 to 2026, covering 22 years of trademark practice. During this period, Qiushi Chen has handled 942 trademark applications.
What is Qiushi Chen's trademark registration success rate?
Qiushi Chen has a 90% trademark registration rate, with 678 out of 753 resolved applications resulting in successful registration. Currently, 189 applications are pending review.