Atty. D. Jeffrey Clark

Atty. D. Jeffrey Clark

D. Jeffrey Clark is a lawyer practicing fiduciary law, corporate / incorporation, intellectual property and 1 other area of law.

Creve Coeur Creve Coeur 37 yrs experience 37 year
Call (636) 442-0963 Book Appointment

Profile Summary

About D. Jeffrey Clark at a glance

D. Jeffrey Clark is a Fed. Reserve Bk. based in Creve Coeur, Missouri. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on formation, ip, and estate litigation. Admitted to practice in Missouri (1989) and Illinois (1990). Educated at University of Illinois (B.S., 1983). Serands clients in Creve Coeur, MO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • D. Jeffrey Clark is a lawyer practicing fiduciary law, corporate / incorporation, intellectual property and 1 other area of law
  • D. received a B.S. degree from University of Illinois in 1983, and has been licensed for 37 years
  • D. practices in Creve Coeur, MO

Practice Areas Explained

D. Jeffrey Clark's Areas of Practice

Each practice area below reflects the types of cases D. Jeffrey Clark handles, with a brief overview of what that area of law covers.

Business Formation

D. Jeffrey Clark is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in Missouri →

Intellectual Property

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

D. Jeffrey Clark is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Missouri →

Estate & Trust Litigation

D. Jeffrey Clark is one of 20,023 estate litigation attorneys indexed nationally. Browse estate litigation 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 Creve Coeur 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 Creve Coeur or all attorneys in Missouri.

Frequently Asked

Common questions about D. Jeffrey Clark

Where is D. Jeffrey Clark's law office located?
D. Jeffrey Clark's law practice is located in Creve Coeur, Missouri. You can contact the office directly through this profile page.
What practice areas does D. Jeffrey Clark handle?
D. Jeffrey Clark focuses on formation, ip, estate litigation. Each practice area listed reflects experience handling cases of that type in Missouri.
How long has D. Jeffrey Clark practiced law?
D. Jeffrey Clark has 37+ years of legal experience and has been licensed since 1989.
Where did D. Jeffrey Clark go to law school?
D. Jeffrey Clark earned their education at (B.S., 1983).
How can I contact D. Jeffrey Clark for a consultation?
You can contact D. Jeffrey Clark 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

B.S.
University of Illinois
- 1983

Bar Admissions

Missouri
Admitted: 1989
Illinois
Admitted: 1990

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