LAWYER PROFILE
Floyd A Mandell

Floyd A Mandell

USA 2026

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Ranked in 2 practice areas

About

Provided by Katten

USA

Practice Areas

Floyd Mandell is the co-chair of the firm's Trademark/Copyright/Privacy group. He is the founder of the firm's Intellectual Property department. He has represented some of the world’s most recognizable companies in intellectual property litigation. Few other lawyers have handled as many high-profile cases over the past 20 years involving copyrights, trademarks, trade secrets, trade dress, false advertising and defamation. He has been lead counsel in more than 40 published decisions, many involving novel or cutting-edge issues. On more than one occasion, Floyd has litigated cases with more than $1 billion at stake for his clients.

Career

Katten Equity Partner; National Co-chair, Intellectual Property department

Professional Memberships

International Trademark Association (INTA); American Bar Association Litigation and Intellectual Property Sections; member of several panels as an arbitrator/mediator.

Publications

Authored several law review articles and is a frequent lecturer; also authored Trademarks Chapter in the treatise, Successful Partnering Between Inside And Outside Counsel, published in 2001 by West Group, under the auspices of American Corporate Counsel Association (ACCA); former adjunct professor, Chicago-Kent College of Law and IICLE.

Personal

Selected frequently for awards by clients and peers as a top attorney in his field.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Intellectual Property: Trademark, Copyright & Trade Secrets - Illinois

Band 1
Band 1

Individual Editorial
Floyd Mandell has a strong reputation as a trademark litigator and is a go-to attorney for complex infringement claims. He frequently acts in disputes involving advertising and online platforms.

Intellectual Property: Trademark & Copyright - USA - Nationwide

Band 3
Band 3

Individual Editorial

Floyd Mandell has decades of experience advising clients on a variety of domestic and international trademark matters. An admired and respected litigator, Floyd has notable successes in a range of industry groups, including fashion, tech and food and beverage.

Strengths

Provided by Chambers

  • Floyd is both a consummate professional with a deep level of expertise and experience as well as a great person who makes clients feel comfortable and valued.

    Intellectual Property: Trademark, Copyright & Trade SecretsChambers Guide to the USA
  • Floyd has very good judgment and sees the bigger picture strategically.

    Intellectual Property: Trademark, Copyright & Trade SecretsChambers Guide to the USA
  • Floyd's wisdom and experience in his field is as good as it gets.

    Intellectual Property: Trademark, Copyright & Trade SecretsChambers Guide to the USA
  • Floyd is a gentleman and a scholar - one of the finest attorneys in the field.

    Intellectual Property: Trademark, Copyright & Trade SecretsChambers Guide to the USA
  • Floyd is an incredibly strong, elite attorney.

    Intellectual Property: Trademark, Copyright & Trade SecretsChambers Guide to the USA
  • Floyd has very good judgment and sees the bigger picture strategically.

    Intellectual Property: Trademark & CopyrightChambers Guide to the USA

Ranked Individuals at Katten (116)

California

District of Columbia

Illinois

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