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Schwegman Lundberg & Woessner

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Timothy Grathwol
Areas of Practice
  • Mechanical & Electromechanical
  • Medical Devices
  • Software & E-Commerce
IP Services
  • Acquisition Due Diligence
  • Freedom To Operate
  • Opinions
  • Patent Prosecution
  • Portfolio Management & Analysis
  • Post-Grant Proceedings
Bar Admissions

Tim Grathwol is a registered patent attorney and a Principal at Schwegman Lundberg & Woessner. His practice includes U.S. and international patent procurement in mechanical, aerospace, and computer technologies, as well as infringement and validity counseling, freedom-to-operate/clearance studies, portfolio management, counseling, and analysis for a wide variety of clients. Tim has experience with aircraft and industrial power gas turbine engines, implantable medical devices including cardiac and neuro stimulation, drug infusion devices, video distribution systems including digital video encoding and decoding, and a variety of software platforms. He graduated from the University of Minnesota-Twin Cities with a Bachelor of Science Degree in Mechanical Engineering. While completing his undergraduate studies, Tim worked as an intern developing automation equipment at a plastic injection molding company. Tim also received an undergraduate research scholarship for modeling cooling effects on film cooled turbine blades, was a teaching assistant at the University’s Physics Department, and worked on the Solar Vehicle Project. Before attending law school, he worked for several enterprise software companies, including Parametric Technology Corporation, the developer of the Pro/Engineer CAD/CAM/CAE software applications. Tim received his Juris Doctor (magna cum laude) from William Mitchell College of Law in 2006. While attending law school, Tim participated in the Saul Lefkowitz Moot Court Competition and won the Dolores K. Hannah National Best Brief Award. Prior to joining Schwegman, he was an associate at the intellectual property law firms of Kinney & Lange, and Shumaker & Sieffert. Tim is also an adjunct professor at William Mitchell, where he teaches a course on patent application preparation and prosecution before the U.S. Patent and Trademark Office.


William Mitchell College of Law
St. Paul, MN, 2006, J.D.,
Magna Cum Laude

University of Minnesota
B.S. Mechanical Engineering, 1997

Bar Admissions
Bar Admissions

U.S. District Court District of Minnesota
U.S. Patent and Trademark Office