Law firm profile · The Loop, Chicago

Cook Alex

Patents · Trademarks and unfair competition · Copyrights · Trade secrets · IP litigation

Cook Alex is an intellectual property law firm with offices in Chicago and Naperville. It handles patents, trademarks and unfair competition, copyrights, trade secrets and litigation. Cook Alex appears on our Chicago guides to trademark lawyers (#1), patent lawyers (#1), intellectual property lawyers (#1).

Firm details

Office: 200 W Adams St, Suite 2004, Chicago, IL 60606 Map
Other offices: 2020 Calamos Ct, Suite 200, Naperville, IL 60563
Phone: 312-236-8500
Website: cookalex.com
Practice areas it lists: Patents, Trademarks and unfair competition, Copyrights, Trade secrets, IP litigation

Taken from the firm's own website when this page was last updated in November 2026. Confirm details with the firm. This profile is not an endorsement, and we did not contact the firm to write it.

Where Cook Alex appears on our guides

#1 on The 7 Best Trademark Lawyers in Chicago (2026)

An IP firm that names unfair competition.

Cook Alex groups trademarks with unfair competition, which is useful when a competitor's conduct is part of the problem, and it can take cases to litigation.

Focus: Trademarks and unfair competition · Best for: Established brands

#1 on The 5 Best Patent Lawyers in Chicago (2026)

Patent and IP firm with two offices.

Cook Alex lists patents first among its services, alongside trade secrets and litigation. Its site says its attorneys have experience in various fields and technologies.

Focus: Patents and trade secrets · Best for: Established businesses

#1 on The 8 Best Intellectual Property Lawyers in Chicago (2026)

IP firm with Chicago and Naperville offices.

Cook Alex handles patents, trademarks and unfair competition, copyrights, trade secrets and litigation from West Adams Street and Naperville.

Focus: Patents, trademarks, trade secrets · Best for: Businesses and inventors

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