Trademark Attorney / Law Firm
Hung Chang – Trademark Portfolio
Hung Chang specializes in Class 9 (Computers & Electronics) trademark filings before the United States Patent and Trademark Office (USPTO), with 15 of 29 total filings concentrated in this category. The practice also covers Class 41 (Education & Entertainment) along with 9 other Nice Classification classes. Filing activity spans from 2007 to 2025. Currently, 3 trademarks are registered and 2 are pending.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Hung Chang's trademark practice covers 9 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Education; providing of training; entertainment; sporting and cultural activities
Scientific and technological services; industrial analysis and research services
Advertising; business management; business administration; office functions
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Frequently Asked Questions
How many trademark applications has Hung Chang filed?
Hung Chang has filed 29 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 3 registered, 2 pending, 22 abandoned, 2 cancelled.
What trademark classes does Hung Chang specialize in?
Hung Chang has filed trademarks across 9 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 41 (Education & Entertainment), Class 42 (Computer & Scientific), Class 35 (Advertising & Business), Class 5 (Pharmaceuticals). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has Hung Chang been filing trademarks?
Hung Chang's trademark filing history with the USPTO spans from 2007 to 2025, covering 18 years of trademark practice. During this period, Hung Chang has handled 29 trademark applications.
What is Hung Chang's trademark registration success rate?
Hung Chang has a 11% trademark registration rate, with 3 out of 27 resolved applications resulting in successful registration. Currently, 2 applications are pending review.