Atty. Dennis James Harney

Atty. Dennis James Harney

Dennis James Harney is a lawyer practicing intellectual property. Dennis received a Ph.D. degree from Miami University in 2003, and has been licensed for 23 years.

St. Louis St. Louis 23 yrs experience 23 year
Call (314) 886-6162 Book Appointment

Profile Summary

About Dennis James Harney at a glance

Dennis James Harney is an Associate based in St. Louis, Missouri, practicing at Dentons US LLP. They have 23+ years of legal experience, licensed to practice since 2003. Their practice focuses on ip. Admitted to practice in Missouri (2003). Educated at University of Dayton (J.D., 2003) and Miami University (Ph.D. Botany, 2003). Active member of American Intellectual Property Law Association. Serands clients in St. Louis, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Dennis James Harney is a lawyer practicing intellectual property
  • Dennis received a Ph.D. degree from Miami University in 2003, and has been licensed for 23 years
  • Dennis practices at Dentons US LLP in St. Louis, MO

Practice Areas Explained

Dennis James Harney's Areas of Practice

Each practice area below reflects the types of cases Dennis James Harney handles, with a brief overview of what that area of law covers.

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Dennis James Harney is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Missouri →

Jurisdictional Context

Why local counsel matters in Missouri

Practicing law in Missouri. Legal matters in Missouri are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in St. Louis are typically filed in the local municipal court or the appropriate Missouri state district court, depending on subject matter and amount in controversy. An attorney licensed in Missouri brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Missouri courts without local counsel or pro hac vice admission.

Looking for additional Missouri attorneys? Browse all attorneys in St. Louis or all attorneys in Missouri.

Frequently Asked

Common questions about Dennis James Harney

Where is Dennis James Harney's law office located?
Dennis James Harney's law practice is located in St. Louis, Missouri. The firm is Dentons US LLP. You can contact the office directly through this profile page.
What practice areas does Dennis James Harney handle?
Dennis James Harney focuses on ip. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has Dennis James Harney practiced law?
Dennis James Harney has 23+ years of legal experience and has been licensed since 2003.
Where did Dennis James Harney go to law school?
Dennis James Harney earned their education at (J.D., 2003); (Ph.D. Botany, 2003).
How can I contact Dennis James Harney for a consultation?
You can contact Dennis James Harney directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Practice Areas

Education

J.D.
University of Dayton
- 2003
Ph.D. Botany
Miami University
- 2003

Bar Admissions

Missouri
Admitted: 2003

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