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The Right Way to Calculate Due Dates in Europe and China
If you are docketing in China or Europe, you may notice that calculated due dates don’t match the dates given by your foreign associate. This program will explain why and the proper way to calculate due dates in these countries.
Using Analytics as a Patent Annuity Decision Tool
Join us as our panel discusses best practices for the annuity payment decision process and how patent analytics can help assist annuity decision makers in making the best decisions possible.
IP Punch List for Software Companies
The Software field is a dynamic growing area. This webinar will focus on the challenges that software companies face in protecting their innovations both in the US and in other important jurisdictions.
Event Title
Schwegman is teaming up with WIPO to host an all-day complimentary "Advanced PCT Training" seminar that will provide insights to practitioners on amendments and recent developments to the PCT rules, developing a strategy for international filings and procedural safeguards.
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Schwegman Lundberg & Woessner

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Areas of Practice
  • Chemical & Materials Science
  • Electrical & Computers
  • Mechanical & Electromechanical
  • Medical Devices
IP Services
  • Freedom To Operate
  • Opinions
  • Patent Prosecution
Bar Admissions & Associations
Past Experience

David C. Peterson is a registered patent attorney practicing in the areas of mechanical and electrical arts, with extensive experience in a number of areas, including semiconductor architecture/fabrication and medical devices. David’s patent practice includes patent preparation and prosecution, opinions of counsel, and licensing. David received his undergraduate degree in materials science and engineering from the University of Minnesota Institute of Technology. David worked as an engineer at Hutchinson Technology, Inc. in materials research and development prior to his career in law. Specific areas of engineering practice included friction and wear technology, laser surface modification, metallurgy/tool materials, and thin film characterization. He received his law degree from the University of Minnesota (J.D., 2000).


University of Minnesota Law School
Minneapolis, MN, 2000, J.D.

University of Minnesota, Institute of Technology
Minneapolis, MN, 1993, B.S. 
Major: Materials Science and Engineering
Bar Admissions & Associations
Bar Admissions & Associations

Bar Admissions
U.S. Patent and Trademark Office

American Intellectual Property Law Association
Minnesota Intellectual Property Law Association
Chair of By-Laws Committee

Past Experience
Past Experience
Hutchinson Technology Inc., Engineer
The Toro Company, Intellectual Property Department