Atty. John Frederick Heil

Atty. John Frederick Heil

John Frederick Heil is a lawyer practicing business litigation, intellectual property, trade secrets and 6 other areas of law. John received a B.S. degree from Oklahoma State University in 1990, and has been licensed for 32 years.

Tulsa Tulsa 32 J. Erfahrung 32 year
Call (539) 302-5013 Book Appointment

Profile Summary

About John Frederick Heil at a glance

John Frederick Heil is a Shareholder based in Tulsa, Oklahoma, practicing at Hall Estill. They have 32+ years of legal experience, licensed to practice since 1994. Their practice focuses on trademark, business, ip, trade secrets, and litigation. Admitted to practice in Oklahoma (1994), U.S. District Court, Northern, Western and Eastern Districts of Oklahoma (1995), U.S. Court of Appeals, Eighth Circuit (2001), and U.S. Court of Appeals, Tenth Circuit (2001). Educated at University of Tulsa (J.D., 1994) and Oklahoma State University (B.S. Finance, 1990). Recognitions include BV Distinguished. Active member of Tulsa County, Oklahoma and American Bar Associations American Inns of Court. Serands clients in Tulsa, OK and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • John Frederick Heil is a lawyer practicing business litigation, intellectual property, trade secrets and 6 other areas of law
  • John received a B.S. degree from Oklahoma State University in 1990, and has been licensed for 32 years
  • John practices at Hall Estill in Tulsa, OK

Practice Areas Explained

John Frederick Heil's Areas of Practice

Each practice area below reflects the types of cases John Frederick Heil handles, with a brief overview of what that area of law covers.

Trademark Law

John Frederick Heil is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Oklahoma →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John Frederick Heil is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Oklahoma →

Intellectual Property

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

John Frederick Heil is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Oklahoma →

Trade Secrets

John Frederick Heil is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in Oklahoma →

Civil Litigation

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

John Frederick Heil is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Oklahoma →

Jurisdictional Context

Why local counsel matters in Oklahoma

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

Looking for additional Oklahoma attorneys? Browse all attorneys in Tulsa or all attorneys in Oklahoma.

Frequently Asked

Common questions about John Frederick Heil

Where is John Frederick Heil's law office located?
John Frederick Heil's law practice is located in Tulsa, Oklahoma. The firm is Hall Estill. You can contact the office directly through this profile page.
What practice areas does John Frederick Heil handle?
John Frederick Heil focuses on trademark, business, ip, trade secrets, litigation. Each practice area listed reflects experience handling cases of that type in Oklahoma.
How long has John Frederick Heil practiced law?
John Frederick Heil has 32+ years of legal experience and has been licensed since 1994.
Where did John Frederick Heil go to law school?
John Frederick Heil earned their education at (J.D., 1994); (B.S. Finance, 1990).
How can I contact John Frederick Heil for a consultation?
You can contact John Frederick Heil 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.
What awards or recognition has John Frederick Heil received?
John Frederick Heil's notable recognition includes: BV Distinguished.

Education

J.D.
University of Tulsa
- 1994
B.S. Finance
Oklahoma State University
- 1990

Awards

BV Distinguished

Bar Admissions

Oklahoma
Admitted: 1994
U.S. District Court, Northern, Western and Eastern Districts of Oklahoma
Admitted: 1995
U.S. Court of Appeals, Eighth Circuit
Admitted: 2001
U.S. Court of Appeals, Tenth Circuit
Admitted: 2001
U.S. Court of Appeals, Ninth Circuit
Admitted: 2003

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