The World Trademark Review (WTR) has recognized Ulmer & Berne LLP partners Thomas M. Williams and Michael A. Marrero in its “WTR 1000 – The World’s Leading Trademark Professionals” rankings. WTR is the world’s only independent multimedia publication dedicated exclusively to reporting on trademark issues.
This marks the sixth consecutive year that Mr. Williams was recognized by WTR. An accomplished litigator, Mr. Williams litigates trademark and unfair competition disputes on behalf of a number of the world’s largest and most sophisticated brands. He also manages prosecution and maintenance of global trademark portfolios. He has extensive experience representing clients in all aspects of trademark and unfair competition law including trademark infringement, trade dress, dilution, and false advertising litigation. Mr. Williams also represents brand owners in domain name disputes under the Uniform Domain-Name Dispute-Resolution Policy (UDRP) and the Anti-Cybersquatting Consumer Protection Act (ACPA).
Mr. Williams regularly represents his clients before federal district and appellate courts in asserting and defending against trademark infringement claims. He also represents clients in proceedings before the Trademark Trial and Appeal Board of the U.S. Patent and Trademark Office. Mr. Williams is the author of “False Advertising and the Lanham Act,” published by LexisNexis. He is named to the 2017 Illinois Super Lawyers list and as a “Leading Lawyer” in a survey of lawyers by the Leading Lawyers Network. He earned his undergraduate degree in behavioral sciences and law from the University of Wisconsin-Madison, and his law degree from the University of Illinois College of Law.
Mr. Marrero concentrates his practice in trademark law and has extensive experience with trademark clearance, prosecuting trademark applications and office actions before the U.S. Patent & Trademark Office, opposition and cancellation actions, and litigation. His expertise also extends to copyrights and licensing, business planning, shareholder and investor relationships, mergers and acquisitions, cybersecurity and data privacy, advertising and promotional law, and administrative law. He represents closely held corporations in business matters, venture-capital funding, acquisitions, and divestitures. He was in-house counsel with a Fortune 500 company for more than 10 years, working in intellectual property acquisitions, divestitures, administrative law, and truth-in-advertising matters. Mr. Marrero also co-chairs the firm’s Data Privacy and Information Security Group.
Mr. Marrero was selected by his peers for inclusion in The Best Lawyers in America© in the Corporate Law field and has achieved the highest rating, AV Preeminent®, from Martindale-Hubbell®. He earned his A.B. from Xavier University, and his J.D. from the University of Michigan Law School.