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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
  • Life Sciences
  • Mechanical & Electromechanical
  • Medical Devices
IP Services
  • Freedom To Operate
  • Opinions
  • Patent Prosecution
  • Portfolio Management & Analysis
Bar Admissions
Prior Experience
Journal Articles

Justin Woo is a patent attorney with extensive and wide ranging patent related experience drafting and prosecuting domestic and PCT patent applications as well as experience filing and prosecuting foreign applications through foreign associates.  He is knowledgeable in the preparation of non-infringement and validity opinions, due diligence for corporate changes, license agreements and other non-prosecution patent matters. Justin has researched and co-authored articles and presentations on upcoming prosecution related issues arising from the America Invents Act. His patent prosecution work is in  a variety of technology areas including: agricultural technology, biochemistry, defense technology, fertilizer production, firearm technology, food sciences and production, furniture manufacturing, material science and processing, medical devices and technology, medical testing, microscopy, product packaging and polymer chemistry.


Chicago-Kent College of Law
Chicago, IL, 2009, J.D.
Visiting student at University of Minnesota (Sept. 08 to May 09)

University of Minnesota
Minneapolis, MN, 2006

B.S. Chemical Engineering

University of Minnesota
Minneapolis, MN, 2006

B.S. Chemistry

Bar Admissions
Bar Admissions

U.S. Patent and Trademark Office

Prior Experience
Prior Experience
Patterson Thuente Pederson P.A., Minneapolis, MN (Patent Attorney Oct 09 to Sep 13; Law Clerk May 08 to Oct 09)
  • Drafted patent applications, office action responses, response instructions for foreign associates and other prosecution related matters for domestic, foreign and PCT applications
  • Prepared patentability and non-infringement opinions
  • Assisted in the preparation and prosecution of inter partes and ex parte reexaminations
  • Provided legal research and memos in litigation matters
  • Advised in the management of patent portfolios for clients ranging from individual inventors to large corporations
  • Assisted corporate and outside council in IP related due diligence for mergers and other corporate changes
Patterson Thuente Pederson P.A., Minneapolis, MN (Law Clerk May 08 to Oct 09)
  • Assisted attorneys in drafting of applications, preparation of figures and preparation of office action responses
  • Assisted attorneys in opinion drafting and litigation related matters
  • Conducted inventor interviews and prepared prior art searches
Chicago-Kent Immigration Law Clinic, Chicago, IL  (Law Clerk June 07 to Aug 07)
  • Assisted attorneys in various immigration related issues
Journal Articles
Journal Articles
Usefulness Varies by Country: The Utility Requirement of Patent Law the United States, Europe and Canada

Jay Erstling, Amy Samela, Justin Woo; Cybaris: An Intellectual Property Review, Volume 3, Spring 2012

The Matrix for Changing First-to-Invent: An Experimental Investigation into Proposed Changes to U.S. Patent Law (Updated version);

Brad Pederson, Justin Woo; Cybaris: An Intellectual Property Review, Volume 1, Spring 2010

The Matrix for Changing First-to-Invent: An Experimental Investigation into Proposed Changes to U.S. Patent Law 

Brad Pederson, Justin Woo; Social Science Research Network, December 2009