Trademark Attorney / Law Firm
Robert Chang – Trademark Portfolio
Robert Chang has 34 trademark filings recorded with the United States Patent and Trademark Office (USPTO). Of these, 11 trademarks are successfully registered — a 42% registration rate, with an additional 8 applications currently pending. The strongest areas of practice include Class 9 (Computers & Electronics) and Class 6 (Metal Goods). Filing activity has been recorded from 2007 through 2026, spanning 7 years.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Robert Chang's trademark practice covers 15 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
Common metals and their alloys; metal building materials; transportable buildings of metal
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Scientific and technological services; industrial analysis and research services
Advertising; business management; business administration; office functions
Games and playthings; gymnastic and sporting articles; decorations for Christmas trees
Building materials (non-metallic); non-metallic rigid pipes for building
Coffee, tea, cocoa and artificial coffee; rice; tapioca and sago; flour and preparations
Frequently Asked Questions
How many trademark applications has Robert Chang filed?
Robert Chang has filed 34 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 11 registered, 8 pending, 14 abandoned, 1 cancelled.
What trademark classes does Robert Chang specialize in?
Robert Chang has filed trademarks across 15 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 6 (Metal Goods), Class 5 (Pharmaceuticals), Class 42 (Computer & Scientific), Class 35 (Advertising & Business). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has Robert Chang been filing trademarks?
Robert Chang's trademark filing history with the USPTO spans from 2007 to 2026, covering 19 years of trademark practice. During this period, Robert Chang has handled 34 trademark applications.
What is Robert Chang's trademark registration success rate?
Robert Chang has a 42% trademark registration rate, with 11 out of 26 resolved applications resulting in successful registration. Currently, 8 applications are pending review.