Trademark Attorney / Law Firm
Ruochen Liu – Trademark Portfolio
With a filing history spanning 11 years (2016–2026), Ruochen Liu has represented clients in 1,939 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 1,623 trademarks have achieved registered status, while 235 remain pending. Areas of expertise include Class 21 (Housewares) and Class 25 (Clothing), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Ruochen Liu'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
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Leather and imitations of leather; animal skins, hides; trunks and travelling bags
Frequently Asked Questions
How many trademark applications has Ruochen Liu filed?
Ruochen Liu has filed 1,939 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 1,623 registered, 235 pending, 79 abandoned.
What trademark classes does Ruochen Liu specialize in?
Ruochen Liu has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 21 (Housewares), Class 25 (Clothing), Class 20 (Furniture), Class 9 (Computers & Electronics), Class 28 (Toys & Sporting Goods). Class 21 covers household or kitchen utensils and containers; combs and sponges; brushes.
How long has Ruochen Liu been filing trademarks?
Ruochen Liu's trademark filing history with the USPTO spans from 2016 to 2026, covering 10 years of trademark practice. During this period, Ruochen Liu has handled 1,939 trademark applications.
What is Ruochen Liu's trademark registration success rate?
Ruochen Liu has a 95% trademark registration rate, with 1,623 out of 1,702 resolved applications resulting in successful registration. Currently, 235 applications are pending review.