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The formal process for pursuing a patent begins with the preparation of a patent application. Learn more »


Haugen Law Firm attorneys are experienced in assisting clients obtain, maintain, and enforce copyright registrations. Learn more »


As a full-service firm, Haugen Law Firm PLLP represents clients in disputes involving intellectual property. Learn more »


Trademarks and service marks may be registered at the state and federal level, and may also be registered in many foreign countries. Learn more »


Licensing enables the intellectual property owner to more thoroughly and effectively utilize the rights associated with that intellectual property. Learn more »


Haugen Law Firm PLLP provides a number of legal services related to the pursuit, exploitation, and enforcement of intellectual property. Learn more »


About Us

Haugen Law Firm PLLP began as a sole proprietorship that was established in 1966 by Orrin Haugen, and grew over the years as a firm focused in the practice area of intellectual property. Currently, the firm consists of three attorneys, as well as an experienced staff of legal professionals. The people of Haugen Law Firm PLLP are passionate, driven, and excited to provide top quality service to their clients, and to fulfill their clients’ goals and expectations in an efficient and cost-effective manner.

Haugen Law Firm PLLP provides a full range of intellectual property services to a wide variety of clients, from individual inventors to large multi-national corporations. Haugen Law Firm PLLP is dedicated to providing superior representation and counsel to its clients. Our philosophy at Haugen Law Firm PLLP is that the client, whether large or small, is of utmost importance, and that our duty is to serve the client with timely and knowledgeable advice. Haugen Law Firm PLLP is recognized as AV rated by Martindale-Hubbell.



Mr. Haugen is a graduate of the University of Minnesota and Hamline University School of Law. Eric has practiced law for over 25 years, and focuses his work in trademarks, copyrights and intellectual property litigation. Eric is a member of the American Bar, Minnesota State Bar, and Hennepin County Bar Associations, as well as the Minnesota Intellectual Property Law Association.


Mr. Burns is a graduate of the University of Colorado with a Bachelor of Science in Chemical Engineering. Mr. Burns received his Juris Doctor degree from William Mitchell College of Law, and has been involved in patent practice in both corporate and private practice settings. Prior to receiving his law degree, Mr. Burns gained technical experience as an engineer at 3M Company.

Mr. Burns represents clients involved in a wide array of technologies. Example fields in which Mr. Burns has significant patent experience include thermal management materials and devices, touch screen assemblies, analytical instrumentation, anti-corrosion materials and applications, computer software, database management systems, electrical control systems, and medical devices. Mr. Burns’ practice also involves intellectual property portfolio management activities, including freedom-to-operate studies, acquisitions, litigation, joint development agreements, and licensing.


Mr. Dietz is a graduate of St. Olaf College with a Bachelor of Arts in Physics and Mathematics. Paul is a registered patent attorney and has practiced law for over 25 years. His experiences include preparation and prosecution of patent applications in a wide array of technologies; preparation and negotiation of contracts; trademark registration, opposition and cancellations; copyright matters; and validity/invalidity, patentability, and infringement/non-infringement analysis.


From time to time laws are modified or Court decisions are made that could have a significant impact on our client's business.  We intend to monitor the legislative and court activities and will provide news highlights of activity we think could have a significant impact on your business.  If a particular news event has significance to your business please feel free to contact us to discuss the impact in detail.

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Haugen Law


121 South Eighth Street, Suite 1130

Minneapolis, MN 55402

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Telephone:  612.339.8300

Toll Free: 866.339.8300

Facsimile: 612.339.8200

For general inquiries, please fill in the following contact form:

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