Trademark Attorney / Law Firm
Han-Mei Tso – Trademark Portfolio
With a filing history spanning 12 years (2012–2026), Han-Mei Tso has represented clients in 83 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 45 trademarks have achieved registered status, while 17 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 11 (Environmental Control), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Han-Mei Tso's trademark practice covers 20 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
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring
Leather and imitations of leather; animal skins, hides; trunks and travelling bags
Scientific and technological services; industrial analysis and research services
Industrial oils and greases; lubricants; dust absorbing, wetting and binding compositions
Frequently Asked Questions
How many trademark applications has Han-Mei Tso filed?
Han-Mei Tso has filed 83 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 45 registered, 17 pending, 13 abandoned, 2 cancelled.
What trademark classes does Han-Mei Tso specialize in?
Han-Mei Tso has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 11 (Environmental Control), Class 3 (Cosmetics & Cleaning), Class 18 (Leather Goods), Class 42 (Computer & Scientific). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has Han-Mei Tso been filing trademarks?
Han-Mei Tso's trademark filing history with the USPTO spans from 2012 to 2026, covering 14 years of trademark practice. During this period, Han-Mei Tso has handled 83 trademark applications.
What is Han-Mei Tso's trademark registration success rate?
Han-Mei Tso has a 75% trademark registration rate, with 45 out of 60 resolved applications resulting in successful registration. Currently, 17 applications are pending review.