Jeffrey N. Costakos

Partner/Retired

Jeffrey N. Costakos

Partner/Retired

Jeffrey N. Costakos is a trial and appellate lawyer with over 30 years’ experience litigating complex patent and intellectual property cases before courts throughout the United States. Jeff is chair of the firm’s Intellectual Property Litigation Practice and a member of the Patent Office Trials Group. He is also a member of the Life Sciences, Medical Device, and Automotive Industry Teams.

Jeff has been lead counsel in dozens of patent litigations spanning technologies as diverse as DNA sequencing and micro-arrays, medical devices, pharmaceuticals, encryption, automotive components, computer algorithms, construction technology, sails and sail making, agricultural genetics, printing, plumbing technology, and oil and gas exploration and blending. He has argued numerous appeals before the Courts of Appeals for the Federal and Seventh Circuits.

Awards and Recognition

  • IAM Patent 1000 – The World’s Leading Patent Practitioners, patent litigation (2020 and 2021)
  • The Best Lawyers in America©, Litigation – Intellectual Property and Litigation – Patent (2013-2024)
  • Best Lawyers® (2019 and 2023) Patent Litigation “Lawyer of the Year” in Milwaukee.

Affiliations

Jeff has been an adjunct professor at the Marquette University Law School, where he taught Intellectual Property Litigation.

17 August 2023 Honors and Awards

Foley Attorneys Recognized in 2024 Best Lawyers in America

Foley & Lardner LLP proudly announced today that 236 of the firm’s attorneys across 20 U.S. offices have received recognition in the 2024 edition of The Best Lawyers in America©.
18 August 2022 Press Releases

Foley Attorneys Recognized in 2023 Best Lawyers in America

Foley & Lardner LLP proudly announced that 250 of our attorneys across 20 offices have received recognition in the 2023 edition of The Best Lawyers in America.
19 August 2021 Press Releases

Foley Attorneys Recognized in 2022 Best Lawyers in America

Foley & Lardner LLP announced today that 236 of the firm’s attorneys from 18 U.S. offices have been recognized in the 2022 edition of The Best Lawyers in America©, and 46 lawyers from 13 offices were included in the Best Lawyers: Ones to Watch list. Additionally, 14 of the firm’s attorneys received the special designation of “Lawyer of the Year,” an honor earned by only one lawyer in each practice area and metropolitan region.
15 July 2021 In the News

Intellectual Asset Management Recognizes Foley Attorneys in 2021 Patent 1000 Guide

Intellectual Asset Management (IAM) has recognized 15 Foley attorneys in the 10th edition of its Patent 1000 – The World’s Leading Patent Professionals guide.
20 August 2020 Press Releases

Foley Attorneys Recognized in The Best Lawyers in America 2021 List

Foley & Lardner LLP announced today that 20 of its attorneys earned Best Lawyers 2021 “Lawyer of the Year” recognition in their respective practice areas. In addition, 243 of the firm’s attorneys from 18 offices have been listed in The Best Lawyers in America 2021. Another 51 of the firm’s attorneys from 14 offices have been named to the new category of Best Lawyers: Ones to Watch, which recognizes associates and other lawyers who are earlier in their careers for their outstanding professional excellence in private practice.
01 May 2020 In the News

Intellectual Asset Management Recognizes Foley Attorneys in 2020 Patent 1000 Guide

Intellectual Asset Management has recognized 16 Foley attorneys in the 9th edition of its Patent 1000 – The World’s Leading Patent Professionals guide. Additionally, the firm was recognized for offices and practices, including the District of Columbia, Boston, Detroit, Milwaukee and Tokyo.