Atty. David Thomas Dezern

Atty. David Thomas Dezern

Mr. David Thomas Dezern is a lawyer practicing intellectual property litigation, patent litigation.

Dallas Dallas 19 yrs experience 19 year
Call (945) 277-1435 Book Appointment

Profile Summary

About David Thomas Dezern at a glance

David Thomas Dezern is a Partner based in Dallas, Texas, practicing at Nelson Bumgardner Conroy P.C.. They have 19+ years of legal experience, licensed to practice since 2007. Their practice focuses on patent and ip. Admitted to practice in Texas (2007), United States Patent and Trademark Office (2008), U.S. District Court, Eastern District of Texas (2009), and U.S. District Court, Northern District of Texas (2009). Educated at The University of Texas School of Law (J.D., 2007) and University of Texas (B.S. Electrical, 2004). Serands clients in Dallas, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. David Thomas Dezern is a lawyer practicing intellectual property litigation, patent litigation
  • David received a B.S. degree from University of Texas in 2004, and has been licensed for 19 years
  • David practices at Nelson Bumgardner Conroy P.C. in Dallas, TX

Practice Areas Explained

David Thomas Dezern's Areas of Practice

Each practice area below reflects the types of cases David Thomas Dezern handles, with a brief overview of what that area of law covers.

Patent Law

David Thomas Dezern is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Texas →

Intellectual Property

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

David Thomas Dezern is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Texas →

Jurisdictional Context

Why local counsel matters in Texas

Practicing law in Texas. Legal matters in Texas are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Dallas are typically filed in the local municipal court or the appropriate Texas state district court, depending on subject matter and amount in controversy. An attorney licensed in Texas 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 Texas courts without local counsel or pro hac vice admission.

Looking for additional Texas attorneys? Browse all attorneys in Dallas or all attorneys in Texas.

Frequently Asked

Common questions about David Thomas Dezern

Where is David Thomas Dezern's law office located?
David Thomas Dezern's law practice is located in Dallas, Texas. The firm is Nelson Bumgardner Conroy P.C.. You can contact the office directly through this profile page.
What practice areas does David Thomas Dezern handle?
David Thomas Dezern focuses on patent, ip. Each practice area listed reflects experience handling cases of that type in Texas.
How long has David Thomas Dezern practiced law?
David Thomas Dezern has 19+ years of legal experience and has been licensed since 2007.
Where did David Thomas Dezern go to law school?
David Thomas Dezern earned their education at (J.D., 2007); (B.S. Electrical, 2004).
How can I contact David Thomas Dezern for a consultation?
You can contact David Thomas Dezern 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.

Education

J.D.
The University of Texas School of Law
- 2007
B.S. Electrical
University of Texas
- 2004

Bar Admissions

Texas
Admitted: 2007
United States Patent and Trademark Office
Admitted: 2008
U.S. District Court, Eastern District of Texas
Admitted: 2009
U.S. District Court, Northern District of Texas
Admitted: 2009
U.S Court of Appeals, Federal Circuit
Admitted: 2014
United States District Court for the Southern District of Texas
Admitted: 2016
United States District Court for the Western District of Texas
Admitted: 2019

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