TrademarkDir

Trademark Attorney / Law Firm

Chang Liu – Trademark Portfolio

Chang Liu has filed 19 trademarks with the United States Patent and Trademark Office (USPTO). Filing records span from 2015 to 2025, covering 2 years of intellectual property practice. Of these filings, 5 are currently registered and 1 is pending. The portfolio covers 12 Nice Classification classes, with the highest concentration in Class 35 (Advertising & Business, 6 filings) and Class 25 (Clothing, 5 filings).

19 Total Trademarks
Loading...
All (19) Registered (5) Pending (1) Abandoned (10) Cancelled (3)
All Years 2025 2015
By Date
By Name
Filter by Class:

Practice Areas by Trademark Class

Chang Liu's trademark practice covers 12 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.

35
Advertising & Business (6 filings)

Advertising; business management; business administration; office functions

25
Clothing (5 filings)

Clothing, footwear, headgear

9
Computers & Electronics (4 filings)

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

11
Environmental Control (3 filings)

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

39
Transportation & Storage (2 filings)

Transport; packaging and storage of goods; travel arrangement

41
Education & Entertainment (2 filings)

Education; providing of training; entertainment; sporting and cultural activities

20
Furniture (2 filings)

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

33
Wine & Spirits (1 filing)

Alcoholic beverages (except beers)

43
Hotels & Restaurants (1 filing)

Services for providing food and drink; temporary accommodation

21
Housewares (1 filing)

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

Frequently Asked Questions

How many trademark applications has Chang Liu filed?

Chang Liu has filed 19 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 5 registered, 1 pending, 10 abandoned, 3 cancelled.

What trademark classes does Chang Liu specialize in?

Chang Liu has filed trademarks across 12 Nice Classification classes. The most common practice areas include Class 35 (Advertising & Business), Class 25 (Clothing), Class 9 (Computers & Electronics), Class 11 (Environmental Control), Class 39 (Transportation & Storage). Class 35 covers advertising; business management; business administration; office functions.

How long has Chang Liu been filing trademarks?

Chang Liu's trademark filing history with the USPTO spans from 2015 to 2025, covering 10 years of trademark practice. During this period, Chang Liu has handled 19 trademark applications.

What is Chang Liu's trademark registration success rate?

Chang Liu has a 28% trademark registration rate, with 5 out of 18 resolved applications resulting in successful registration. Currently, 1 application is pending review.