John E. Cummerford: Lawyer with Greenberg Traurig, LLP

John E. Cummerford

Phoenix Co-Managing Shareholder
Phoenix,  AZ  U.S.A.

Peer Rating
AV® Preeminent

Client Rating

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Experience & Credentials Ratings & Reviews

Practice Areas

  • Intellectual Property & Technology
  • Technology, Media & Telecommunications
Contact InfoTelephone: 602.445.8377
Fax: 602.445.8644
University Arizona State University, B.A., cum laude, 1980
Law SchoolColumbia Law School, J.D., 1983
Admitted1984, New York; 1992, California; 2002, Arizona

Professional & Community Involvement

•Board of Directors, Arizona Academic Decathlon Association, Inc.
•Board Secretary, Frank Lloyd Wright Foundation
•Board of Directors, Arizona Technology Council, 2008-2014
•Board of Directors, Make-A-Wish Foundation of Arizona, 2009-2012

LanguagesSpanish, Conversational
BornQueens, New York, June 21, 1958

John E. Cummerford focuses his practice on the legal and business needs of established and emerging growth companies, with an emphasis on software, Internet, hardware and related businesses. He advises a wide range of clients in regard to technology-related transactions, including software licensing, product development, eCommerce, co-marketing, OEM and other arrangements. He has broad experience in complex licensing, manufacturing, distribution, development, due diligence and intellectual property audit transactions.

Prior to joining the firm, John was a principal in his previous firm and also managed that firm's information technology transfer practice. John also served as Vice President & General Counsel of Kaleida Labs and as Vice President & General Counsel of Candle Corporation, a large mainframe software company. He began his career as corporate counsel for IBM, responsible for handling licensing, development and marketing matters for the IBM personal computer and outsourcing lines of business. John's in-house legal experience has included a wide variety of practice areas, including antitrust, commercial, bankruptcy, corporate and employment law.

Areas of Concentration

•Intellectual property law
•Computer law
•Internet law
•Technology licensing

Awards & Recognition

•Listed, The Best Lawyers in America, Copyright Law; Patent Law; Trademark Law, 2003-2016
•Named, Phoenix Trademark Lawyer of the Year, 2012
•Listed, Super Lawyers magazine, Southwest Super Lawyers, 2007-2015
•Listed, Managing IP Magazine's World IP Handbook and Survey, IP Stars, 2013-2014
•Listed, Arizona's Finest Lawyers, 2011
•Recognized, Intellectual Asset Management (IAM) magazine, IAM Licensing 250: The World's Leading Patent and Technology Licensing Practitioners, 2010
•Rated, AV Preeminent 5.0 out of 5

AV, BV, AV Preeminent and BV Distinguished are registered certification marks of Reed Elsevier Properties Inc., used under in accordance with the Martindale-Hubbell certification procedures, standards and policies.

Associated News & Events

Press Releases

08.19.15 23 Greenberg Traurig Arizona Attorneys Recognized in 2016 Best Lawyers in America
06.18.14 Two Arizona Greenberg Traurig Attorneys Named 'IP Stars'
06.10.14 Managing IP Magazine Recognizes 27 Attorneys in Greenberg Traurig's Global Intellectual Property & Technology Practice as 'IP Stars'
08.19.13 26 Phoenix Greenberg Traurig Attorneys Named to Best Lawyers in America 2014 List
05.03.13 24 Attorneys in Greenberg Traurig's Global Intellectual Property & Technology Practice Recognized as IP Stars by Managing IP Magazine
09.27.12 24 Greenberg Traurig Phoenix Attorneys Included in 2013 Edition of Best Lawyers in America
04.13.12 24 Greenberg Traurig Attorneys Recognized in the 2012 edition of Southwest Super Lawyers
11.01.11 Greenberg Traurig Recognized in 2011 U.S. News - Best Lawyers 'Best Law Firm' Rankings
09.29.11 Twenty-Three Greenberg Traurig Attorneys in Phoenix Listed in The Best Lawyers in America 2012
10.26.10 23 Greenberg Traurig Attorneys in Phoenix Office Listed in The Best Lawyers in America 2011

Published Articles

11.01.02 Mind your Biz: To Shred or Not to Shred?

Articles, Publications, & Lectures


•Co-Author, Keeping Your Secrets Secret: A Practical Guide to Company Security, BizAZ Magazine, July/August 2007
•Author, Due Diligence: Getting it Done Before it's Due, BizAZ Magazine, May/June 2007
•Author, How To Protect Your Products (and Do it Right), BizAZ Magazine, March/April 2007
•Author, What's in a Name? The Dos and Don'ts of Picking the Right Trademark (Without Breaking the Bank)! BizAZ Magazine, November/December 2006
•Author, If I'd Only Known...10 Popular Misconceptions About Intellectual Property to Learn Before it's too Late, BizAZ Magazine, September/October 2006
•Author, Oodles of Googles...Cybersquatting is Down But Not Out Yet, BizAZ Magazine, July/August 2006
•Author, Legal Blog Mines, BizAZ Magazine, May/June 2006
•Author, Employee Blogs are Latest Web-based HR Issue, The Business Journal, March 3, 2006
•Author, To Shred, or Not to Shred, BizAZ Magazine, November/December, 2002
•Author, Danger Zone, Arizona Journal, State Bar Convention Supplement, June, 2001
•Author, No Secrets, Arizona Journal, State Bar Convention Supplement, June, 2000
•Author, Sig Alert on the Information Superhighway, BizAz Magazine, November/December, 1999
•Author, Songs Online, Arizona Journal, July 19, 1999
•Author, My Turn, (Law Gives House Key to Government), Arizona Republic Column, September 15, 1999


•Speaker, IP Agreements for the Emerging Company, Arizona State Bar Association, Business Law Committee, May 2003
•Speaker, Controlling Damages in Technology Cases, Arizona State Bar Association, Technology Law Committee, March 2003
•Speaker, PLI Advanced Licensing Agreements for the New Economy, New York, San Francisco, 2001
•Speaker and Co-Chair, National Business Institute: The Law of the Internet, Phoenix, AZ, 2000
•Speaker, Write Smart, 47th Annual State Convention, Arizona Press Women's Association, Scottsdale, AZ, 2000
•Speaker, PLI Advanced Seminar on Licensing Agreements, San Francisco, CA, 1999

Previous Employment

•Name Partner, Weinberg Cummerford Legal Group, Phoenix, AZ
•Special Counsel, Cooley Godward, Menlo Park, CA
•Vice President, General Counsel & Secretary, Kaleida Labs, Mountain View, CA
•Vice President & General Counsel, Candle Corporation, Santa Monica, CA
•Corporate Counsel, IBM Corporation, New York, Florida, California

Reported CasesSignificant Representations; Advised on investment in RoseStreet Labs Energy, Inc. by Sumitomo Chemical. Advised on acquisition of IC Services by FlipChip International, LLC. Advised on stock sale of Dora Technologies International, Inc. by Fas-Co Coders, Inc. Advised on leveraged buy-out by Texas Pacific Group of Paradyne from Lucent Technologies. Advised on intellectual property issues on numerous venture capital financings, private placements and IPOs. The above representations were handled by Mr. Cummerford prior to his joining Greenberg Traurig, LLP.

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Office Information

John E. Cummerford

2375 East Camelback Road, Suite 700
PhoenixAZ 85016


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