TrademarkDir

Trademark Attorney / Law Firm

Wen Liu – Trademark Portfolio

With a filing history spanning 26 years (1989–2026), Wen Liu has represented clients in 240 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 44 trademarks have achieved registered status, while 4 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 17 (Rubber Goods), among 20 Nice Classification classes represented.

240 Total Trademarks
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All (240) Registered (44) Pending (4) Abandoned (141) Cancelled (50)
All Years 2026 2025 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2005 2003 2001 2000 1999 1995 1989
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Practice Areas by Trademark Class

Wen 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 (99 filings)

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

17
Rubber Goods (26 filings)

Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica

35
Advertising & Business (25 filings)

Advertising; business management; business administration; office functions

42
Computer & Scientific (21 filings)

Scientific and technological services; industrial analysis and research services

25
Clothing (18 filings)

Clothing, footwear, headgear

21
Housewares (15 filings)

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

16
Paper Goods (14 filings)

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

20
Furniture (11 filings)

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

5
Pharmaceuticals (11 filings)

Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes

40
Treatment & Processing (9 filings)

Treatment of materials

Frequently Asked Questions

How many trademark applications has Wen Liu filed?

Wen Liu has filed 240 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 44 registered, 4 pending, 141 abandoned, 50 cancelled.

What trademark classes does Wen Liu specialize in?

Wen Liu has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 17 (Rubber Goods), Class 35 (Advertising & Business), Class 42 (Computer & Scientific), Class 25 (Clothing). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.

How long has Wen Liu been filing trademarks?

Wen Liu's trademark filing history with the USPTO spans from 1989 to 2026, covering 37 years of trademark practice. During this period, Wen Liu has handled 240 trademark applications.

What is Wen Liu's trademark registration success rate?

Wen Liu has a 19% trademark registration rate, with 44 out of 235 resolved applications resulting in successful registration. Currently, 4 applications are pending review.