Trademark Attorney / Law Firm
Hung Chang – Trademark Portfolio
Hung Chang has filed 29 trademarks with the United States Patent and Trademark Office (USPTO). Filing records span from 1987 to 2025, covering 8 years of intellectual property practice. Of these filings, 4 are currently registered and 1 is pending. The portfolio covers 10 Nice Classification classes, with the highest concentration in Class 9 (Computers & Electronics, 14 filings) and Class 41 (Education & Entertainment, 5 filings).
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Hung Chang's trademark practice covers 10 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
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
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, 4 registered, 1 pending, 22 abandoned, 2 cancelled.
What trademark classes does Hung Chang specialize in?
Hung Chang has filed trademarks across 10 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 1987 to 2025, covering 38 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 14% trademark registration rate, with 4 out of 28 resolved applications resulting in successful registration. Currently, 1 application is pending review.