TrademarkDir

Trademark Attorney / Law Firm

Ruochen Liu – Trademark Portfolio

With a filing history spanning 11 years (2016–2026), Ruochen Liu has represented clients in 1,970 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 1,171 trademarks have achieved registered status, while 746 remain pending. Areas of expertise include Class 21 (Housewares) and Class 25 (Clothing), among 20 Nice Classification classes represented.

1,970 Total Trademarks
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All (1,970) Registered (1,171) Pending (746) Abandoned (51)
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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.

21
Housewares (254 filings)

Household or kitchen utensils and containers; combs and sponges; brushes

25
Clothing (208 filings)

Clothing, footwear, headgear

20
Furniture (172 filings)

Furniture, mirrors, picture frames; goods of wood, cork, reed, cane, wicker

9
Computers & Electronics (167 filings)

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

28
Toys & Sporting Goods (144 filings)

Games and playthings; gymnastic and sporting articles; decorations for Christmas trees

12
Vehicles (124 filings)

Vehicles; apparatus for locomotion by land, air or water

11
Environmental Control (120 filings)

Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying

3
Cosmetics & Cleaning (92 filings)

Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring

16
Paper Goods (75 filings)

Paper and cardboard; printed matter; bookbinding material; photographs; stationery

18
Leather Goods (63 filings)

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 1,970 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 1,171 registered, 746 pending, 51 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 1,970 trademark applications.

What is Ruochen Liu's trademark registration success rate?

Ruochen Liu has a 96% trademark registration rate, with 1,171 out of 1,222 resolved applications resulting in successful registration. Currently, 746 applications are pending review.