Trademark Attorney / Law Firm
Helen Liu – Trademark Portfolio
Helen Liu specializes in Class 10 (Medical Apparatus) trademark filings before the United States Patent and Trademark Office (USPTO), with 5 of 10 total filings concentrated in this category. The practice also covers Class 35 (Advertising & Business) along with 8 other Nice Classification classes. Filing activity spans from 2012 to 2026. Currently, 7 trademarks are registered and 1 is pending.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Helen Liu's trademark practice covers 8 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Advertising; business management; business administration; office functions
Insurance; financial affairs; monetary affairs; real estate affairs
Education; providing of training; entertainment; sporting and cultural activities
Scientific and technological services; industrial analysis and research services
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Frequently Asked Questions
How many trademark applications has Helen Liu filed?
Helen Liu has filed 10 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 7 registered, 1 pending, 1 abandoned.
What trademark classes does Helen Liu specialize in?
Helen Liu has filed trademarks across 8 Nice Classification classes. The most common practice areas include Class 10 (Medical Apparatus), Class 35 (Advertising & Business), Class 43 (Hotels & Restaurants), Class 36 (Insurance & Financial), Class 41 (Education & Entertainment). Class 10 covers surgical, medical, dental and veterinary apparatus and instruments.
How long has Helen Liu been filing trademarks?
Helen Liu's trademark filing history with the USPTO spans from 2012 to 2026, covering 14 years of trademark practice. During this period, Helen Liu has handled 10 trademark applications.
What is Helen Liu's trademark registration success rate?
Helen Liu has a 88% trademark registration rate, with 7 out of 8 resolved applications resulting in successful registration. Currently, 1 application is pending review.