Jack B. Blumenfeld

Partner

(302) 351-9291 T
(302) 425-3012 F

Received special recognition as a Star Individual for Intellectual Property in Delaware by Chambers USA.

Jack is a member of the Intellectual Property Litigation Group. His practice concentrates on patent litigation and encompasses many different areas of technology.

He has received a number of awards and recognitions, including being listed in Best Lawyers in America for 20 years, rated as a Star Individual by Chambers USA, included in the Lawdragon 500, and named Delaware Litigator of the Year for 2015 and 2014 by Managing Intellectual Property, 2013 and 2015 Delaware Lawyer of the Year for Intellectual Property by Best Lawyers, Number One Delaware Patent Litigator, 2011, by IAM 250, and Gold-ranked by IAM Patent 1000.

Professional Activities

  • American Bar Association
  • Delaware State Bar Association (Minority Job Fair, Chair, 1993-1994, 2004-2005)
  • U.S. Court of Appeals for the Third Circuit (Lawyers Advisory Committee, 1998-2001)
  • U.S. District Court for the District of Delaware (Intellectual Property Advisory Committee, 1995-1996; Civil Justice Reform Act Advisory Committee, 1992-1994; Local Rules Committee, 1980-1983)

Community Activities

  • Jewish Federation of Delaware (President, 2013-2015)

Representative Matters

  • Served as lead counsel for Pfizer, Comcast and Agilent, among many others, in patent and trade secret cases.

News

IAM Patent 1000 2015 Ranks Morris Nichols a “Gold” Firm in Delaware

Wilmington, DE (June 17, 2015) – Today, Intellectual Asset Management (IAM) released the fourth edition of IAM Patent 1000 – The World’s Leading Patent Professionals. The guide ranks Morris, Nichols, Arsht & Tunnell LLP as a “Gold” band law firm in Delaware, noting that the firm “achieves the rare feat of... Continue Reading

Who’s Who Legal: Patents 2015 Recognizes Four Morris Nichols Partners

Wilmington, DE (June 6, 2015) – Four Morris, Nichols, Arsht & Tunnell, LLP partners have been named in Who’s Who Legal: Patents 2015. Through client and peer research, the independent guide evaluates hundreds of attorneys worldwide to identify top patent attorneys. Morris Nichols partners Jack. B. Blumenfeld, Karen Jacobs,... Continue Reading

Managing Intellectual Property Recognizes Morris Nichols in 2015 IP Stars Guide

Wilmington, DE (May 27, 2015) – In the 2015 edition of IP Stars, Morris, Nichols, Arsht & Tunnell LLP has been “highly recommended” for intellectual property in Delaware, the highest possible ranking.  Noting that Morris Nichols “is a highly acclaimed general practice law firm with a strong intellectual property... Continue Reading

Chambers USA 2015 Ranks 23 Morris Nichols Attorneys and 4 Practice Groups Among the Best in Delaware

Wilmington, DE (May 19, 2015) – The 2015 edition of Chambers USA: America’s Leading Lawyers for Business ranked Morris, Nichols, Arsht & Tunnell LLP as a Band 1 law firm in the Delaware categories for Bankruptcy/Restructuring, Chancery, Corporate M&A & Alternative Entities, and Intellectual Property. Twenty-three... Continue Reading

16 Morris Nichols Attorneys Selected for Inclusion in 2015 Delaware Super Lawyers

Wilmington, DE (May 15, 2015) – Sixteen Morris Nichols attorneys have been selected for inclusion to the 2015 Delaware Super Lawyers.  Jack B. Blumenfeld was named to the “Top 10” list for Delaware.  In addition, attorneys Eric S. Klinger-Wilensky, Curtis S. Miller and Matthew R. Clark were recognized as 2015... Continue Reading

Managing Intellectual Property Names Jack Blumenfeld Outstanding IP Litigator for Delaware

Wilmington, DE (March 19, 2015) – For the second year in a row, Managing Intellectual Property has presented Morris, Nichols, Arsht & Tunnell LLP partner Jack B. Blumenfeld with the award for Outstanding IP Litigator in Delaware.  Jack was recognized at the annual North America awards dinner in Washington, DC on March 18,... Continue Reading

2015 Patents Expert Guide Recognizes Three Morris Nichols Partners

Wilmington, DE (March 1, 2015) – Patents Expert Guide has released its 2015 international guide to the top legal practitioners advising on patent law.  Morris Nichols partners Jack B. Blumenfeld, Karen Jacobs, and Rodger D. Smith II are recognized in the United States listing. The 2015 Patents Expert Guide covers 62 jurisdictions... Continue Reading

Benchmark Litigation Recognizes Morris Nichols in 2015 Rankings

Wilmington, DE (September 24, 2014) – The 2015 edition of Benchmark Litigation recognizes  Morris, Nichols, Arsht & Tunnell LLP as a “Highly Recommended” law firm in Delaware.  The guide notes that Morris Nichols “has developed a national reputation as a leading general commercial litigation, bankruptcy, and... Continue Reading

28 Morris Nichols Attorneys Listed in The Best Lawyers in America® 2015

Wilmington, DE (August 18, 2014) – Twenty-eight attorneys from Morris, Nichols, Arsht & Tunnell were selected for inclusion in the 2015 edition of The Best Lawyers in America®. The results are based on peer-review evaluations from more than 50,000 attorneys. Two partners received special recognition as 2015 Delaware Lawyer of the... Continue Reading

Morris Nichols Partners Jack Blumenfeld and Mary Graham Named 2014 LMG Life Sciences Stars for Intellectual Property

Wilmington, DE (August 1, 2014) – Morris, Nichols, Arsht & Tunnell LLP partners Jack B. Blumenfeld and Mary B. Graham have been recognized as “Life Sciences Stars” by LMG Life Sciences 2014. Both members of the Morris Nichols Intellectual Property Litigation group, they were selected for inclusion in the LMG category for... Continue Reading

Four Morris Nichols Partners Listed Among Top Patent Attorneys in Who's Who Legal: Patents 2014

Wilmington, DE (June 13, 2014) – Four Morris, Nichols, Arsht & Tunnell lawyers have been named in the Who’s Who Legal: Patents 2014, an independent research guide on the world’s leading patent lawyers. Jack B. Blumenfeld, Karen Jacobs, Maryellen Noreika, and Rodger D. Smith, II are among 670 experts in 57 worldwide... Continue Reading

Intellectual Asset Management Ranks Morris Nichols in Delaware Top Tier

Wilmington, DE (June 2, 2014) – The 2014 edition of IAM Patent 1000 – The World’s Leading Patent Practitioners ranked Morris Nichols in the gold tier for Delaware, noting the firm “is a first port of call for litigators seeking local counsel in Delaware.” In addition to this top firm ranking, five Morris Nichols’... Continue Reading

17 Morris Nichols Attorneys Selected For Inclusion in Super Lawyers- Delaware Edition 2014

Wilmington, DE (May 19, 2014) – 17 Morris Nichols attorneys have been selected for inclusion in Super Lawyers - Delaware Edition 2013. Jack Blumenfeld and A. Gilchrist Sparks, III, were named to the Best of the Best Top 10 Delaware Super Lawyers list. In addition, attorneys Eric Klinger-Wilensky and Curtis Miller were recognized as 2014... Continue Reading

Chambers USA 2014 Names 21 Morris Nichols Attorneys and 4 Practice Groups as Best in Delaware

Wilmington, DE (May 23, 2014) – The 2014 edition of Chambers USA: America’s Leading Lawyers for Business today ranked twenty-one Morris Nichols’ attorneys and four practice groups as best in Delaware.  Chambers annually conducts in-depth interviews of commercial users of legal services to assess the strengths and reputations... Continue Reading

2014 Chambers USA Directory Ranks 21 Morris Nichols Attorneys as 'Leaders in their Field"

Wilmington, DE (March, 2014) – The Firm congratulates its 21 attorneys who will be included in the 2014 Chambers USA “Leaders in their Field” legal directory by Chambers & Partners. Several practices and lawyers are recognized in more than one area. Delaware A Gilchrist Sparks III, Chancery & Corporate /M&A Derek... Continue Reading

Morris Nichols Attorneys Named to 2014 Best Lawyers in America - 60 Practice Specialty Selections; 22 Top-Listed Practice areas; 5 Delaware Lawyers of the Year

Wilmington, DE (August 21, 2013) – Morris Nichols is pleased to announce that two thirds of the firm's partnership have been selected for inclusion in the 2014 edition of The Best Lawyers in America.  The firm was noted for 60 individual specialty selections, 22 "Top-Listed" practice specialties, and five individual 2014 Delaware Lawyers... Continue Reading

22 Morris Nichols Attorneys Selected for Inclusion in Super Lawyers - Delaware Edition 2013

Wilmington, DE (May 23, 2013) – 22 Morris Nichols attorneys have been selected for inclusion in Super Lawyers - Delaware Edition 2013.  Rick Alexander and A. Gilchrist Sparks, III, were named to the Best of the Best Top 10 Delaware Super Lawyers list. Super Lawyers is a rating service of outstanding lawyers from more than 70 practice... Continue Reading

Morris Nichols Tops Delaware in Benchmark Litigation 2013

Wilmington, DE (May 22, 2013) – Morris, Nichols, Arsht & Tunnell LLP is pleased to announce that nine Morris Nichols’ attorneys and three practice areas have been selected as among the best in Delaware by the 2013 edition of Benchmark Litigation. Benchmark’s research included competitors who described Morris Nichols litigators... Continue Reading

Chambers USA 2013 Names 17 Morris Nichols Attorneys and 4 Practice Groups as Best In Delaware

Wilmington, DE (May 24, 2013) – The 2013 edition of Chambers USA: America’s Leading Lawyers for Business today ranked seventeen Morris Nichols’ attorneys and four practice groups as best in Delaware.  Chambers annually conducts in-depth interviews of commercial users of legal services to assess the strengths and reputations... Continue Reading

Morris Nichols Attorneys Named Delaware “Lawyers of the Year”

Wilmington, DE (October 11, 2012) – Morris, Nichols, Arsht & Tunnell attorneys A. Gilchrist Sparks, III, Jack B. Blumenfeld, and Frederick H. Alexander have been named 2013 Delaware Lawyers of the Year by the Best Lawyers in America publication in the Bet-the-Company Litigation, Intellectual Property Litigation, and Mergers and... Continue Reading

28 Morris Nichols Attorneys Named to The Best Lawyers in America 2013

Wilmington, DE (August 31, 2012) – 28 Morris Nichols attorneys have been named to The Best Lawyers in America 2013 in twenty two practice areas. Morris Nichols lawyers were selected for outstanding reputations and distinguished work in their practice areas based on a confidential peer-review survey of the top attorneys in the country,... Continue Reading

Morris Nichols Team Successful in LadaTech v Illumina Patent Infringement Dispute

Wilmington, DE (March 1, 2012) – Jack Blumenfeld and Maryellen Noreika, Morris Nichols Intellectual Property Litigation Group partners, headed the Morris Nichols patent litigation trial team that represented LadaTech, LLC in its successful patent infringement dispute against Illumina, Inc. The team included associates Derek J. Fahnestock and... Continue Reading

Jack Blumenfeld Ranked Number One in Delaware Among World's Foremost Patent Litigators

Wilmington, DE – May 16, 2011 – Morris, Nichols, Arsht & Tunnell LLP partner Jack B. Blumenfeld has been ranked the number one Delaware patent litigator by Intellectual Asset Management (IAM) magazine in the 2011 edition of IAM 250 -The World's Leading Patent Litigators.  Morris Nichols’ Intellectual Property Litigation... Continue Reading

Lawdragon Names Four Morris Nichols Attorneys Among 500 Leading Lawyers in America

Wilmington, DE – May 13, 2010 – Morris Nichols partners Rick Alexander, Jack Blumenfeld, Bill Lafferty and Ken Nachbar have been named to the Lawdragon 500 Leading Lawyers in America 2010 guide, an independent listing of the nation’s most elite attorneys.  Morris Nichols had more honorees than any other Delaware law... Continue Reading

18 Morris Nichols Attorneys Selected for Inclusion in Super Lawyers - Delaware Edition 2009

Wilmington, DE – June 3, 2009 – Super Lawyers® magazine has named 18 Morris Nichols attorneys as top legal counsel in Delaware for 2009, three more than were listed in 2008. The selections for Super Lawyers are made by Law & Politics who undertakes a rigorous selection process that includes a statewide survey of lawyers,... Continue Reading

Chambers USA 2009 Names 20 Morris Nichols Attorneys and Five Practice Groups as Best in Delaware

Wilmington, DE – June 12, 2009 – The 2009 edition of Chambers USA:  America’s Leading Lawyers for Business today ranked twenty Morris Nichols’ attorneys and five practice groups as best in Delaware. Chambers annually conducts in-depth interviews of commercial users of legal services to assess the strengths and... Continue Reading

Presentations & Publications