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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
  • Mechanical & Electromechanical
  • Medical Devices
IP Services
  • Acquisition Due Diligence
  • Foreign Rights
  • Freedom To Operate
  • Opinions
  • Patent Analytics
  • Patent Prosecution
  • Portfolio Management & Analysis
Bar Admissions & Associations
Past Experience

Tom Obermark is a principal of the firm and a registered patent attorney practicing in the mechanical, electromechanical, and biomedical technologies. Tom is a specialist in clearance (freedom to operate) and infringement opinions. His practice focuses include clearance and infringement investigations in a variety of mechanical technologies, strategic intellectual property counseling and patent procurement. Tom received his B.S. in Mechanical Engineering in 1999 from the University of Missouri – Columbia. He was a summer associate with Hovey, Williams, Timmons and Collins in Kansas City, Missouri (2000) and with Senniger, Powers, Leavitt and Roedel in St. Louis, Missouri (2001), where he worked on a variety of intellectual property matters. Tom received his J.D. from Washington University in St. Louis in 2002 and has been with the firm since March 2003.


Washington University School of Law
St. Louis, MO, 2002, J.D.

University of Missouri
Columbia, MO, 1999
B.S., Major: Mechanical 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
Hennepin County Bar Association

Past Experience
Past Experience

Hovey, Williams, Timmons and Collins, Kansas City, Missouri, Summer Associate, 2000

Senniger, Powers, Leavitt and Roedel, St. Louis, Missouri, Summer Associate, 2001