Trademark Attorney / Law Firm
Darin Siefkes – Trademark Portfolio
With a filing history spanning 12 years (2008–2025), Darin Siefkes has represented clients in 65 trademark filings before the United States Patent and Trademark Office (USPTO). Over the course of this practice, 13 trademarks have achieved registered status, while 2 remain pending. Areas of expertise include Class 42 (Computer & Scientific) and Class 35 (Advertising & Business), among 20 Nice Classification classes represented.
Showing of trademarks Trademarks
Practice Areas by Trademark Class
Darin Siefkes's trademark practice covers 20 Nice Classification classes, representing the range of industries and goods/services handled in their USPTO filings.
Scientific and technological services; industrial analysis and research services
Advertising; business management; business administration; office functions
Education; providing of training; entertainment; sporting and cultural activities
Legal services; security services for the protection of property and individuals
Paper and cardboard; printed matter; bookbinding material; photographs; stationery
Medical services; veterinary services; hygienic and beauty care for human beings or animals
Insurance; financial affairs; monetary affairs; real estate affairs
Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments
Frequently Asked Questions
How many trademark applications has Darin Siefkes filed?
Darin Siefkes has filed 65 trademark applications with the United States Patent and Trademark Office (USPTO). Of these, 13 registered, 2 pending, 22 abandoned, 28 cancelled.
What trademark classes does Darin Siefkes specialize in?
Darin Siefkes has filed trademarks across 20 Nice Classification classes. The most common practice areas include Class 42 (Computer & Scientific), Class 35 (Advertising & Business), Class 41 (Education & Entertainment), Class 43 (Hotels & Restaurants), Class 45 (Legal & Security Services). Class 42 covers scientific and technological services; industrial analysis and research services.
How long has Darin Siefkes been filing trademarks?
Darin Siefkes's trademark filing history with the USPTO spans from 2008 to 2025, covering 17 years of trademark practice. During this period, Darin Siefkes has handled 65 trademark applications.
What is Darin Siefkes's trademark registration success rate?
Darin Siefkes has a 21% trademark registration rate, with 13 out of 63 resolved applications resulting in successful registration. Currently, 2 applications are pending review.