TrademarkDir

Trademark Attorney / Law Firm

Zhirong Liu – Trademark Portfolio

With a filing history spanning 23 years (1991–2026), Zhirong Liu has represented clients in 6,890 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 5,892 trademarks have achieved registered status, while 109 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 25 (Clothing), among 20 Nice Classification classes represented.

6,890 Total Trademarks
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All (6,890) Registered (5,892) Pending (109) Abandoned (847) Cancelled (36)
All Years 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2008 2007 2006 2001 2000 1999 1992 1991
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Practice Areas by Trademark Class

Zhirong Liu's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.

9
Computers & Electronics (1,011 filings)

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

25
Clothing (667 filings)

Clothing, footwear, headgear

21
Housewares (661 filings)

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

11
Environmental Control (551 filings)

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

28
Toys & Sporting Goods (534 filings)

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

20
Furniture (450 filings)

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

24
Fabrics (337 filings)

Textiles and textile goods; bed covers; table covers

14
Jewelry (280 filings)

Precious metals and their alloys; jewellery, precious stones; horological instruments

18
Leather Goods (272 filings)

Leather and imitations of leather; animal skins, hides; trunks and travelling bags

12
Vehicles (244 filings)

Vehicles; apparatus for locomotion by land, air or water

Frequently Asked Questions

How many trademark applications has Zhirong Liu filed?

Zhirong Liu has filed 6,890 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 5,892 registered, 109 pending, 847 abandoned, 36 cancelled.

What trademark classes does Zhirong Liu specialize in?

Zhirong Liu has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 25 (Clothing), Class 21 (Housewares), Class 11 (Environmental Control), Class 28 (Toys & Sporting Goods). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.

How long has Zhirong Liu been filing trademarks?

Zhirong Liu's trademark filing history with the USPTO spans from 1991 to 2026, covering 35 years of trademark practice. During this period, Zhirong Liu has handled 6,890 trademark applications.

What is Zhirong Liu's trademark registration success rate?

Zhirong Liu has a 87% trademark registration rate, with 5,892 out of 6,775 resolved applications resulting in successful registration. Currently, 109 applications are pending review.