Trademark Attorney / Law Firm
KLAUS P. STOFFEL – Trademark Portfolio
With a filing history spanning 52 years (1935–2026), KLAUS P. STOFFEL has represented clients in 871 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 455 trademarks have achieved registered status, while 114 remain pending. Areas of expertise include Class 9 (Computers & Electronics) and Class 7 (Machinery), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
KLAUS P. STOFFEL'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
Machines and machine tools; motors and engines; machine coupling and transmission components
Common metals and their alloys; metal building materials; transportable buildings of metal
Scientific and technological services; industrial analysis and research services
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying
Advertising; business management; business administration; office functions
Education; providing of training; entertainment; sporting and cultural activities
Frequently Asked Questions
How many trademark applications has KLAUS P. STOFFEL filed?
KLAUS P. STOFFEL has filed 871 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 455 registered, 114 pending, 58 abandoned, 84 cancelled.
What trademark classes does KLAUS P. STOFFEL specialize in?
KLAUS P. STOFFEL has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 9 (Computers & Electronics), Class 7 (Machinery), Class 6 (Metal Goods), Class 42 (Computer & Scientific), Class 20 (Furniture). Class 9 covers scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments.
How long has KLAUS P. STOFFEL been filing trademarks?
KLAUS P. STOFFEL's trademark filing history with the USPTO spans from 1935 to 2026, covering 91 years of trademark practice. During this period, KLAUS P. STOFFEL has handled 871 trademark applications.
What is KLAUS P. STOFFEL's trademark registration success rate?
KLAUS P. STOFFEL has a 76% trademark registration rate, with 455 out of 597 resolved applications resulting in successful registration. Currently, 114 applications are pending review.