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    •   Barry Irwin
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    •   Ifti Zaim
    •   Manon Burns
    •   Andy Himebaugh
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    •   Peter Danos
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    •   Ted Mahan
    • Winter Associates
    •   Isaac Behnawa
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    •   Ursula Irwin
    •   Heather Bowen
    •   Dakota Rouse
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Menu
  • Our Practice
    • IP Litigation
    • Customs Disputes
    • Patent Office Validity Challenges
    • IP Counseling and Transactions
    • Arts and Entertainment Law
    • Trademark Prosecution
  • Our Team
    • Firm Founder
    •   Barry Irwin
    • Senior Members
    •   Lisa Holubar
    •   Reid Huefner
    •   Mike Bregenzer
    • Associates
    •   Adam Reis
    •   Ifti Zaim
    •   Manon Burns
    •   Andy Himebaugh
    •   Nick Wheeler
    •   Peter Danos
    •   Victoria Hanson
    •   Ted Mahan
    • Winter Associates
    •   Isaac Behnawa
    •   Katie Johns
    •   Brian O’Gara
    •   Yeeun Park
    • Staff
    •   Ursula Irwin
    •   Heather Bowen
    •   Dakota Rouse
  • Our News
  • Case of the Week
  • Resources
    • Presentations
    • Statutes
    • Local Rules Map
    • Trade Secrets Map
  • Contact
“I highly recommend Barry, Reid and team if you have a bet the company intellectual property litigation. You can count on them to prepare thorough briefs quickly and efficiently.”
David EislerSVP, Chief Legal and Admin. Officer of U.S. Auto Parts Network
"Working with Barry, Ifti, and the rest of the team has been absolutely fantastic. They have demonstrated their ability to be creative and effective at handling both offensive and defense litigation tactics, with a work ethic that is second to none."
Dr. Steven LeeFounder and Chief Science Officer of Visibly
"The excellent team at Irwin IP including Adam Reis and Barry Irwin has helped my company during critical times within such as scaling, contracts, negotiations and defending my contracts. Being in a creative field, I need attorney's that understand the law within the creative and entertainment fields and Irwin has always exceeded my expectations and helped me grow my business with their proper legal counsel."
David SanchezOwner of 10 Management Agency
"It has been an absolute pleasure to work with Irwin IP. For my company’s contract negotiations, there’s no one I would trust more than Barry. His vigilance meant that those same contracts would be promptly enforced if needed. When it comes to intellectual property, his team will stand up for you - no matter if the opponent is a small studio or a giant corporation. He is fearless in his pursuits on your behalf."
Shannon MaerPresident of Balance GFX
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Senior Members

Lisa Holubar
Reid Huefner
Mike Bregenzer
222 South Riverside Plaza Suite 2350
Chicago, IL 60606
312.667.6080
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