Atty. Mark Ekse

Atty. Mark Ekse

Mark Ekse is a lawyer practicing intellectual property, patent prosecution and infringement actions, trademarks and 2 other areas of law. Mark received a B.S.E.E. degree from South Dakota State University in 1988, and has been licensed for 24 years.

Sioux Falls Sioux Falls 24 yrs experience 24 year
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Profile Summary

About Mark Ekse at a glance

Mark Ekse is an Associate based in Sioux Falls, South Dakota, practicing at Hagen, Wilka & Archer, LLP. They have 24+ years of legal experience, licensed to practice since 2002. Their practice focuses on patent, trademark, copyright, and ip. Admitted to practice in South Dakota registered to practice before U.S. Patent and Trademark Office (2002). Educated at University of South Dakota (J.D., 2002) and South Dakota State University (B.S.E.E. St., 1988). Active member of State Bar of South Dakota. Serands clients in Sioux Falls, SD and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Ekse is a lawyer practicing intellectual property, patent prosecution and infringement actions, trademarks and 2 other areas of law
  • Mark received a B.S.E.E. degree from South Dakota State University in 1988, and has been licensed for 24 years
  • Mark practices at Hagen, Wilka & Archer, LLP in Sioux Falls, SD

Practice Areas Explained

Mark Ekse's Areas of Practice

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

Patent Law

Mark Ekse is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in South Dakota →

Trademark Law

Mark Ekse is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in South Dakota →

Copyright Law

Mark Ekse is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in South Dakota →

Intellectual Property

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

Mark Ekse is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in South Dakota →

Jurisdictional Context

Why local counsel matters in South Dakota

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

Looking for additional South Dakota attorneys? Browse all attorneys in Sioux Falls or all attorneys in South Dakota.

Frequently Asked

Common questions about Mark Ekse

Where is Mark Ekse's law office located?
Mark Ekse's law practice is located in Sioux Falls, South Dakota. The firm is Hagen, Wilka & Archer, LLP. You can contact the office directly through this profile page.
What practice areas does Mark Ekse handle?
Mark Ekse focuses on patent, trademark, copyright, ip. Each practice area listed reflects experience handling cases of that type in South Dakota.
How long has Mark Ekse practiced law?
Mark Ekse has 24+ years of legal experience and has been licensed since 2002.
Where did Mark Ekse go to law school?
Mark Ekse earned their education at (J.D., 2002); (B.S.E.E. St., 1988).
How can I contact Mark Ekse for a consultation?
You can contact Mark Ekse 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 South Dakota
- 2002
B.S.E.E. St.
South Dakota State University
- 1988

Bar Admissions

South Dakota registered to practice before U.S. Patent and Trademark Office
Admitted: 2002

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