Trademark Attorney / Law Firm
CHIEHAN CHEN – Trademark Portfolio
CHIEHAN CHEN has 24 trademark filings recorded with the United States Patent and Trademark Office (USPTO). Of these, 7 trademarks are successfully registered — a 88% registration rate, with an additional 16 applications currently pending. The strongest areas of practice include Class 9 (Computers & Electronics) and Class 35 (Advertising & Business). Filing activity has been recorded from 2025 through 2026, spanning 2 years.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
CHIEHAN CHEN's trademark practice covers 11 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
Advertising; business management; business administration; office functions
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Scientific and technological services; industrial analysis and research services
Lace and embroidery, ribbons and braid; buttons, hooks and eyes, pins and needles
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Education; providing of training; entertainment; sporting and cultural activities
Frequently Asked Questions
How many trademark applications has CHIEHAN CHEN filed?
CHIEHAN CHEN has filed 24 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 7 registered, 16 pending, 1 abandoned.
What trademark classes does CHIEHAN CHEN specialize in?
CHIEHAN CHEN has filed trademarks across 11 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 35 (Advertising & Business), Class 5 (Pharmaceuticals), Class 3 (Cosmetics & Cleaning), Class 44 (Medical Services). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has CHIEHAN CHEN been filing trademarks?
CHIEHAN CHEN's trademark filing history with the USPTO spans from 2025 to 2026, covering 1 year of trademark practice. During this period, CHIEHAN CHEN has handled 24 trademark applications.
What is CHIEHAN CHEN's trademark registration success rate?
CHIEHAN CHEN has a 88% trademark registration rate, with 7 out of 8 resolved applications resulting in successful registration. Currently, 16 applications are pending review.