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Erin E. Block

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  • J.D., magna cum laude, Marquette University Law School – Lead Articles Editor for Marquette Intellectual Property Law Review
  • B.S., Computer Science, University of Wisconsin – Milwaukee


  • Wisconsin
  • U.S. District Court for the Eastern District of Wisconsin
  • U.S. Patent & Trademark Office (USPTO)

Erin is an attorney in DeWitt’s Intellectual Property practice group. She assists clients with all facets of intellectual property law, particularly patent prosecution, litigation, opinion letters, trademarks and copyrights. In this capacity, Erin helps to prepare domestic and international patent applications and handles the prosecution of those applications through to issuance.

She specializes in the software and computer engineering fields and has successfully assisted clients in receiving patents in these areas, particularly for computer software, artificial intelligence (AI) and machine learning. She also focuses on assisting startups and individual entrepreneurs in understanding their intellectual property rights, how best to protect those rights, and the potential pitfalls startups and entrepreneurs face in regards to intellectual property protection.


  • American Intellectual Property Association (AIPLA) – Member
  • Committee on the Profession AIPLA – Co-vice Chair
  • Eastern District of Wisconsin Bar Association – Member
  • Wisconsin Intellectual Property Law Association – Member
  • Milwaukee Justice Center/ Marquette Volunteer Legal Clinic – Volunteer Attorney

Articles & Presentations

  • "Subject Matter Eligibility post Alice: A Boon Or A Bane For Tech Companies?" – Hennepin Lawyer, 2020 
  • "The End of the “Wild West” for Software Patents – Does the Patents Act 2013 Change New Zealand’s Treatment of Software Patents from Permissive to Restrictive?" –19 MARQ. INTELL. PROP. L. REV. 141, 2015
  • “Growing the Distance”– Inventor’s Eye Newsletter affiliated with, August 2014

Awards & Recognitions

  • 2015 Pro Bono Honor Society