Department profile
BakerHostetler LLP

Intellectual Property

USA Guide 2026 : Illinois

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BakerHostetler LLP

Rankings

Chambers Review

Provided by Chambers

Intellectual Property - Illinois

Band 4

What the Team is Known For
BakerHostetler has a respected group with notable expertise in a wide range of complex patent matters. The team regularly advises clients in an array of sectors, including technology and food and beverages. The team is equally adept at representing clients in high-value litigation and noncontentious matters such as prosecution and portfolio management.
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Work Highlights

Provided by Chambers

  • BakerHostetler represented IGT in multiple major intellectual property disputes.

Strengths

Provided by Chambers

  • We rely on BakerHostetler for our heavy-hitting issues. It offers timely and sound legal advice and has been great to work with.

    Intellectual Property respondentUSA

  • The team has been an incredible resource in filing and guiding us along the way to gain approval at the patent office for several inventions.

    Intellectual Property respondentUSA

  • The firm has a deep bench in intellectual property matters with a good knowledge of local practices in Illinois (and beyond).

    Intellectual Property respondentUSA

Notable Practitioners

Provided by Chambers

  • Leif R Sigmond
    Leif R Sigmond

    Leif R Sigmond

    Leif Sigmond co-chairs the patent litigation group at BakerHostetler. Sigmond boasts an impressive patent litigation practice. He represents clients in patent disputes across multiple forums such as the district courts and the ITC.

    • Leif is a talented trial lawyer and strategist.

      Intellectual Property respondentUSA

    • Leif is extremely generous with his time and someone who always takes the high road.

      Intellectual Property respondentUSA

    • Leif is a smart, driven IP lawyer with a sound understanding of client goals and understanding of how to achieve them.

      Intellectual Property respondentUSA
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  • John S Letchinger
    John S Letchinger

    John S Letchinger

    John Letchinger draws on wider experience as a civil trial lawyer to act on a range of high-stakes trademark, patent and copyright disputes. He also provides strategic advice to his clients on intellectual property, data security and antitrust issues.
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Ranked Individuals at BakerHostetler LLP (2)

Illinois

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