David Prange

Robins Kaplan LLP

David A. Prange is member of Robins Kaplan LLP. When key business and legal decisions demand clear answers, licensed patent attorney and trial lawyer David Prange provides the definitive advice clients need.

Pragmatic, technical, and analytic, David uses his training as a scientist and knowledge of competitive-advantage litigation to help clients navigate their most important intellectual property disputes.

Clients first appreciate David because of his nuanced, experienced-based understanding of patent prosecution and litigation. They then come to rely on his leadership abilities, integrity, and ability to translate sophisticated technologies into relevant legal cases, claims, and theories.

David’s experience includes patents, trademarks, copyrights, and trade secret subject areas as well as insurance coverage and contractual licensing relating to intellectual property assets.

His cases have covered a wide a range of technologies: the hardware and software of personal electronics; wireless communications and sensor technologies; aircraft navigation, fail-safe, and GPS systems; irrigation control; consumer and commercial water purification and remediation systems; and medical devices.

David has appeared in district courts across the country, the ITC, and has further prosecuted appeals in state and federal appellate courts. David is experienced in all phases of litigation, including pre-suit investigations; discovery and implementing cost-containment strategies for source code and electronic discovery; development and implementation of technical and financial expert opinion testimony; depositions; non-dispositive and dispositive motion practice; claim construction practice; pre-trial and trial practice; appeals; and settlement negotiations.

David is licensed before the United States Patent and Trademark Office as a patent attorney and he has prosecuted software patents.

In addition to his regular workload, David volunteers in the community by offering pro bono legal and nonprofit board volunteer services. His pro bono representations include efforts to protect at-risk children by representing a court-appointed guardian ad litem as well as successfully representing a regional historical society in a board of directors control dispute to ensure its ongoing viability.

He also serves on the board of Northwest Suburban chapter of Pheasants Forever, a habit preservation organization. The chapter works to provide outdoor education and experiences for children no matter their background or income.


  • University of Nebraska – Lincoln College of Law, J.D., (2003)
  • Saint Olaf College, B.A. (1997)

Bar Admissions:

  • Minnesota
  • U.S. Court of Appeals, Federal Circuit
  • U.S. Court of Appeals, Third Circuit
  • U.S. District Court, Eastern District of Texas
  • U.S. District Court, Minnesota
  • U.S. Patent and Trademark Office
  • U.S. Supreme Court

Professional Associations:

  • American Bar Association
  • American Intellectual Property Law Association
  • Federal Bar Association


Rate : $$$

What types of cases Attorney David Prange & Robins Kaplan LLP can handle?
Robins Kaplan LLP can handle cases related to laws concerning Litigation, Advertising, Intellectual Property, Trademark infringement. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Robins Kaplan LLP located?
Robins Kaplan LLP is located at LaSalle Plaza, 800 Lasalle Ave #2800, Minneapolis, MN 55402, USA. You can reach out to Robins Kaplan LLP using their phone line 612.349.8500. You can also check their website robinskaplan.com.
How much would it cost to hire Robins Kaplan LLP?
David Prange lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Robins Kaplan LLP
LaSalle Plaza, 800 Lasalle Ave #2800, Minneapolis, MN 55402, USA
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