Jefferey Ogden Katz

Jeffrey Ogden Katz Litigation Attorney
Jefferey Ogden Katz is a leading litigation attorney and has handled hundreds of professional liability cases throughout the country. Mr. Katz and The Patterson Law Firm, LLC regularly represent individuals, private and public corporations and law firms in litigation, trials and alternative dispute resolution involving professional liability and disciplinary issues.

As an attorney, Mr. Katz has participated in the following notable cases:

• Settled at mediation claims involving failed patent prosecutions on behalf of a Wisconsin Company in excess of $10,000,000;

• Defended a nationally prominent doctor sued for wrongful death following a hair transplant procedure; Plaintiff submitted a $23 million economic loss report. However, the matter was resolved within the doctor’s $1 million insurance policy before his deposition was taken;

• Obtained reversal on appeal of a TRO and injunction involving the disputed purchase of a condominium in Chicago for a prominent Chicago lawyer and against a Mexican billionaire in excess of $8,600,000;

• Obtained defense verdict for uninsured lawyer following jury trial on legal malpractice claims involving alleged negligent pension advice. When the case was first filed in 2011, the Plaintiff demanded $5,100,000 to settle. Prior to trial, and through summary judgment motions and motions in limine, damages were capped at $78,000;

• Settled at mediation for $3,750,000 claims against an international law firm for fraud and legal malpractice on behalf of a large wireless carrier for negligently shortening the terms on 26 patents;

• Brought in as trial counsel and settled after mediation a legal malpractice matter involving a 9/11 widow for an amount in excess of $3,000,000;

• Obtained judgment in the amount of $2,550,377 for Scottie Pippen against Christian Laettner in action involving failed purchase of professional sports franchise;

• Successful defense of a CPA accused of fraud, embezzlement and conversion by his former employer in excess of $2,000,000. After written discovery and depositions, Plaintiff voluntarily dismissed the lawsuit;

• Second chaired five-week jury trial resulting in a judgment of $2,000,000 on behalf of Scottie Pippen against former attorneys and advisors;

• First chaired action on behalf of Ben Gordon against former accountant and advisor which resulted in summary judgment in the amount of $1,386,666 for Mr. Gordon;

• Subsequently first chaired and obtained summary judgment for Mr. Gordon in defense of action brought by former agent seeking in excess of $1,200,000 for alleged breach of professional services contract;

• First chaired and obtained voluntary dismissal before the start of trial of a major bank vice president charged with contribution and indemnification in a matter involving legal malpractice;

• Obtained settlement in the amount of $1,100,000 on behalf of a major Chicago law firm in connection with a departing partner’s alleged theft of a contingent fee matter;

• First chaired and obtained verdict in a 1983 action in the Central District of Illinois, where I was appointed by the court and met my client for the first time 10 minutes before trial. Prior to that, no discovery had been taken in the case;

• First chaired and obtained defense verdict in an action alleging property damage relating to a semi-truck accident on behalf of a nationally prominent trucking company.

In addition, Mr. Katz represents attorneys before the Illinois Attorney Registration and Disciplinary Commission (ARDC); attorneys with respect to practice expansion and multi-jurisdictional practice issues; and candidates for admission to the Illinois Board of Admissions to the Bar.

Mr. Katz is a frequent speaker on professional liability issues and has presented to the Chicago Bar Association, American Association for Justice (formerly American Trial Lawyers Association) and American Conference Institute on professional liability issues. Mr. Katz is a notable media source and has been cited on ESPN and in Sports Illustrated on issues relating to professional liability.  Mr. Katz has a forthcoming book to be published through the AAJ Press tentatively titled “Risk Management for the Plaintiff’s Attorney.’

Prior to joining The Patterson Law Firm, LLC in September of 2012, Mr. Katz worked for The Spellmire Law Firm where he personally handled numerous legal malpractice and professional liability cases for both Plaintiffs and Defendants.

Mr. Katz is a graduate of the University of Wisconsin at Madison and received his law degree from Case Western Reserve University School of Law in 2004. Mr. Katz is licensed in Illinois and Wisconsin.


Case Western Reserve University School of Law, Cleveland, OH

Juris Doctor, May 2004

University of Wisconsin at Madison, Madison, WI

Bachelor of Arts: International Relations and Political Science, May 2000


State of Illinois, November 2004

State of Wisconsin, September 2009

United States District Court, Northern District of Illinois, January 2005

United States District Court, Western District of Wisconsin, October 2008

United States District Court, Eastern District of Wisconsin, August 2014

United States District Court, Northern District of Indiana, February 2010

United States District Court, Central District of Illinois, June 2014

United States Court of Appeals for the Sixth Circuit, November 2014

United States Court of Appeals for the Seventh Circuit, September 2011

United States Supreme Court, October 2013

Admitted Pro Hac Vice in Ohio, Texas, Indiana, Michigan and DC state courts


Member, Illinois State Bar Association, Illinois Trial Lawyers Association, and American Association for Justice (formerly ATLA) (earning the Advocate distinction and am a Pound Fellow)

Chair, Chicago Bar Association Young Lawyers Section Professional Responsibility Committee (2009-2010, 2010-2011 and 2011-2012 years)

Founding Chair, American Association for Justice Professional Liability Litigation Group (2012-present).


Legal Malpractice 

Trading and Financial Malpractice

Shareholder Disputes


Book titled “Risk Management for the Plaintiff’s Attorney,” AAJ Press (forthcoming).

Hinshaw & Culbertson 2020 LMRM Conference:  Successful Mediation Strategies (Chicago, March 2020).

APEX CLE:  Substance Abuse and Mental Health Issues for Attorneys and Clients (Chicago, September 2019).

Practicing Law Institute (PLI) Illinois Professional Responsibility MCLE Marathon 2019 (Chicago, April 2019).

American Association for Justice Winter Convention: Four Hot Spots to Avoid Legal Malpractice (Miami, FL, February 2019).

Chicago Bar Association:  Practical and Ethical Considerations of Litigation Funding (Chicago, IL, December 2018).

Chicago Bar Association:  The Interplay Between the Rules of Professional Conduct and Malpractice Claims (YLS Professional Responsibility Committee) (Chicago, IL, October 2018).

APEX CLE: Avoiding the Malpractice Claim (Arlington Heights, IL, October 2018).

American Association for Justice Annual Convention: Risk Management for the Plaintiff’s Attorney (Denver, CO, July 2018).

National Academy of Continuing Legal Education: Ethical Tips for Solo and Small Firm Practitioners (Chicago, February 2018).

Attorney’s Retaining Liens:  Know Your Rights But Assert Then Cautiously (Volume 20, Number 1, Winter 2018 Trial Journal of the Illinois Trial Lawyers Association).

Seven Tips for Client Communications, AAJ Trial Magazine (July 2017).

Chicago Bar Association Tort Litigation Committee: Avoiding the Dreaded Legal Malpractice Claim (Chicago, May 2017).

Practicing Law Institute (PLI) Illinois Professional Responsibility MCLE Marathon 2017 (Chicago, April 2017).

National Academy of Continuing Legal Education:  Ethics 2017 (6.0 credit hours of ethics presentation) (Chicago, February 2017).

American Association for Justice Winter Seminar: Avoiding a Legal Malpractice Claim (Austin, Texas, February 2017).

Demystifying the Law School Application Process, UIC Pre-Law Society (Chicago, September 2016).

Malpractice Risk Seminar:  Or How I Learned to Stop Worrying and Win My Cases (Chicago, January 2016).

Avoiding Malpractice:  10 Tips for Supervisory Attorneys, AAJ Trial Magazine (October 2015).

American Immigration Lawyers Association 2015 Ethics Conference Panelist (Chicago, May 2015).

Professional Liability Dispute Resolution, NBI Seminars (December 2014).

No Good Mental Note:  Keys to Progressing, AAJ Trial Lawyer Magazine (Summer Edition).

Attorneys, The Internet, & Hate Speech: An Argument for an Amended Model Rule 8.4, Seattle Journal for Social Justice (Summer 2014 issue).

Avoidance of the Dreaded Legal Malpractice Claim, American Association for Justice Annual Convention (Washington, D.C., July 2014).

Streamlining Client Representation:  Leveraging new business structures, Law Bulletin Seminars (Chicago, June 2014).

Contributing Editor, Inside Counsel Magazine (2014).

So You Want to File a Legal Malpractice Case? American Association for Justice Annual Convention (Chicago, June 2012).

View from the Plaintiff’s Bar:  Adapting Your Claims and Litigation Strategies to New and Innovative Theories Being Brought by Your Adversaries, ACI/LPL Legal Malpractice Conference (New York, May 2012).

A Practical Due Diligence Checklist on Preventing the Most Common Attorneys Errors in Civil Litigation, ACI/LPL Legal Malpractice Conference (New York, May 2012).

Ethical Considerations Related to Modern Technology, Chicago Bar Association YLS Professional Responsibility Committee (Chicago, September 2010).

“Rules 1.3 and 1.4 of the Illinois Rules of Professional Conduct,” Half Moon Seminar (Chicago, October, 2006).

Moderator:  Chicago Bar Association Seminars on Rules of Professional Conduct (December, 2009, June, 2010, December 2010, June 2011, December 2011, and June 2012).

Moderator:  Chicago Bar Association Seminar-State of the Profession (December 2012)

Quoted/Cited in the following publications:  ESPN, Sports Illustrated, Law 360, Reuters, Bloomberg, Chicago Tribune, Business Insider, Chicago Daily Law Bulletin and Crain’s Chicago Business.


Bachewicz v. Preferred Development Inc. (Cook County, Illinois) (2014) (For Plaintiff)

Michelle Beauty Supply v. Citilaw, LLC et al.  (Cook County, Illinois) (2015) (For Defendant)

Alice Wood v. John J. Lynch, P.C. (Cook County, Illinois) (2015) (For Plaintiff)

Joel Jungmann v. Phil Dahlberg et al. (Ozaukee County, Wisconsin) (2015) (For Plaintiff)

Darlene Kopta v. Law Offices of Jerry A. Schulman (Cook County, Illinois) (2016) (For Defendant)

Nick Cortese v. Russell Bohach (Racine County, Wisconsin) (2018) (For Plaintiff)

Camelion Battery Co., Ltd. v. Bertrand Law Office, PC (Cook County, Illinois) (2019) (For Plaintiff)

Secura Insurance v. Patriot Gaming & Electronics (2019) (For Defendant)


Pippen v. NBC Universal Media et al., 734 F.3d 610 (7thCir. 2013)

Harmon v. Gordon et al., 712 F.3d 1044 (7thCir. 2013)

Huang v. Brenson et al., 7 N.E.2d 729 (1stDist. 2014)

Rosenberger v. United Community Bancshares, 2017 Il. App. (1st) 161102


National Association of Legal Fee Analysis Certificate in Reasonable Attorney Fees (March 2017)

National Association of Legal Fee Analysis Senior Fellow (February 2018).


University of Wisconsin-Madison Alumni Admissions Ambassador (2015-Present)

Volunteer attorney with Chicago Volunteer Legal Services (2005-Present)

Chicago Bar Association Judicial Evaluation Committee (2009-Present)

American Association for Justice AAJ Press Advisory Board (Present)

American Association for Justice Law Schools Committee (2012-2018)

American Association for Justice NLD Education Committee (2012-2018)

American Association for Justice End Distracted Driving ( speaker (Present)

Case Western Reserve University School of Law Alumni Recruiting Coordinator (2011-2015)

Regional Coordinator American Association for Justice STAC Program (2013, 2014)

Brief grader for Chicago Bar Association moot court competition (2006)

Chicago Bar Association e-mentoring program mentor (2006-2007, 2012)


Founding Member of The Auge-Katz Family Foundation (benefitting victims of auto accidents who cannot pay for their medical care)

Founding Member of The Up Foundation (benefits Autism Speaks and Children’s Heart Foundation)

Board Member Bright Star Church (Chicago, Illinois)


Martindale-Hubbell AV Rated

SuperLawyers Rising Stars List 2013-2019  (Professional Responsibility)

SuperLawyers 2020 (Professional Responsibility)

Leading Lawyers Emerging Lawyer 2015-2016

Leading Lawyer 2017-2019 (Professional Malpractice Plaintiff and Defense; Commercial Litigation; Plaintiff Personal Injury and Plaintiff Products Liability)

American Association for Justice Trial Lawyers Care Award 2014 and 2017 (Finalist)

American Association for Justice New Lawyer Division Advocate Certification


Kellogg Brands

Gogo Inflight

Weather Central

Scottie Pippen (NBA Player)

Peter Francis Geraci

Ben Gordon (NBA Player)

Akerman LLP

Slingshot VR

Lifeline Fitness

Shaker Advertising

Yates Hair Science

Free Green Can

Pancho’s Mexican Foods

Oak Brook Bank (n/k/a MB Financial Bank)

Regal Foods


Spending time with my family, including my wife (Kaisa) who I have been together with since college at the University of Wisconsin and my two children (ages 10 and 7)

Competitive swimming (All-State swimmer in high school and played water polo at the University of Wisconsin)

Non-Fiction reading, including international relations and economic theory

Illinois Rule of Professional Conduct 1.1, 1.4 and 1.5

Participated case
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