Mark Ekse

Hagen Wilka & Archer, LLP
Contact: 605.334.0005
Law School: University of South Dakota School of Law - University of South Dakota
Jurisdiction: South Dakota


About Mark Ekse
Mark Ekse - Registered Patent Attorney and Member of the State Bar of South Dakota. Mark’s practice focus includes licensing, trademark and copyright law. He also represents clients involved in patent disputes, infringement cases and intellectual property cases. Mark represents clients needing legal guidance with registering and protecting software and computer technology, electronic commerce and digital enterprise, as well as trade secret protection and disputes. Mark is registered to practice before the U.S. Patent and Trademark Office. Mark currently serves as an adjunct professor of Patent Law and Intellectual Property at the University of South Dakota. He received his undergraduate degree from South Dakota State University in electrical engineering in 1988. He also holds a Masters of Business Administration from St. Ambrose University and a Juris Doctorate, with honors, from the University of South Dakota. Previously he worked in a variety of engineering and business development roles for Rockwell-Collins, and in advanced technology development for Motorola. Education: BSEE, South Dakota State University, 1988 MBA, St. Ambrose University, 1998 JD, University of South Dakota School of Law, 2002 Sterling Honors Teaching: Adjunct Professor, University of South Dakota School of Law Patent Law: 2002, 2004, 2006, 2008, 2010, 2012, 2014 Intellectual Property Law: 2007, 2009, 2011, 2013
Directory Practice Areas
  • Intellectual Property
  • Patents
  • Trademarks
  • Business Law
Jurisdictions Admitted to Practice
South Dakota
Professional Experience
Patent Attorney, Hagen Wilka & Archer, LLP
Patent Attorney, Ekse Law Firm, PC
The Ekse Law Firm is exclusively an intellecual property firm, working with a large range of clients from start-up businesses to medium sized firms with national and international presence. We provide not only patent prosecution services but also Trademark, Copyights, Licensing, Portfolio Management, Opinion services, and escrow services.
University of South Dakota School of Law - University of South DakotaJ.D
Honors: Sterling Honors Graduate
St. Ambrose UniversityMBA
South Dakota State UniversityB.SElectrical Engineering
Professional Associations
Member, South Dakota State Bar


Website: Website


600 S. Main Avenue
Suite 102
Sioux Falls, SD 57104
Telephone: 605.334.0005
Fax: 605.334.4814