Atty. William Andrew Liddell

Atty. William Andrew Liddell

Mr. William Andrew Liddell is a lawyer practicing intellectual property law, patents, consumer law and 2 other areas of law.

Austin Austin 17 yrs experience 17 year
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Profile Summary

About William Andrew Liddell at a glance

William Andrew Liddell is a Special Counsel based in Austin, Texas, practicing at Duane Morris LLP. They have 17+ years of legal experience, licensed to practice since 2009. Their practice focuses on patent, real estate, ip, litigation, and consumer. Admitted to practice in Texas U.S. Patent and Trademark Office (2009). Educated at University of Texas School of Law (J.D., 2009) and Texas A & M University (B.S.M.E., 2006). Active member of Professional Activities •Hon and Lee Yeakel IP Inn of Court •Texas Bar Foundation. Serands clients in Austin, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. William Andrew Liddell is a lawyer practicing intellectual property law, patents, consumer law and 2 other areas of law
  • William received a B.S.M.E. degree from Texas A & M University in 2006, and has been licensed for 17 years
  • William practices at Duane Morris LLP in Austin, TX

Practice Areas Explained

William Andrew Liddell's Areas of Practice

Each practice area below reflects the types of cases William Andrew Liddell handles, with a brief overview of what that area of law covers.

Patent Law

William Andrew Liddell is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Texas →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

William Andrew Liddell is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Texas →

Intellectual Property

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

William Andrew Liddell is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Texas →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

William Andrew Liddell is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Texas →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

William Andrew Liddell is one of 50,607 consumer attorneys indexed nationally. Browse consumer 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 Austin 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 Austin or all attorneys in Texas.

Frequently Asked

Common questions about William Andrew Liddell

Where is William Andrew Liddell's law office located?
William Andrew Liddell's law practice is located in Austin, Texas. The firm is Duane Morris LLP. You can contact the office directly through this profile page.
What practice areas does William Andrew Liddell handle?
William Andrew Liddell focuses on patent, real estate, ip, litigation, consumer. Each practice area listed reflects experience handling cases of that type in Texas.
How long has William Andrew Liddell practiced law?
William Andrew Liddell has 17+ years of legal experience and has been licensed since 2009.
Where did William Andrew Liddell go to law school?
William Andrew Liddell earned their education at (J.D., 2009); (B.S.M.E., 2006).
How can I contact William Andrew Liddell for a consultation?
You can contact William Andrew Liddell 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.
University of Texas School of Law
- 2009
B.S.M.E.
Texas A & M University
- 2006

Bar Admissions

Texas U.S. Patent and Trademark Office
Admitted: 2009

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