Best Lawyers in Illinois, United States for Litigation - Intellectual Property

Edward A. Mas II is a Shareholder at McAndrews, and has been described by his clients and peers as a “terrifically savvy litigator” who “routinely secures the best position for his clients.” As an advocate, he is “experienced, smart, aggressive, and effective.” For more than twenty years, Ed’s trial and appellate litigation practice has focused on complex patent and technology-related litigation. He has served as lead trial counsel in numerous patent ...

Janet Garetto is a partner in the IP group. Her practice spans the firm’s Trademarks & Copyrights, Patents and IP Litigation practice groups. Janet counsels clients on IP issues facing their brands. In addition, she counsels clients on patent protection and litigation prevention issues with a focus on chemical and mechanical technologies. Janet also serves as the Managing Partner of Nixon Peabody’s Chicago office. What do you focus on? I focus my practice on three main areas, ...

Alejandro Menchaca is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Litigation - Patent and Patent Law. Alejandro, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alejandro is held by other top lawyers in the same geographic and legal practice area.

Andrew DeVooght is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Criminal Defense: White-Collar and Litigation - Intellectual Property. Andrew, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew is held by other top lawyers in the same geographic and legal practice area.

John Augustyn is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Patent Law. John, who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.

Emer Simic is a partner in the Intellectual Property Practice Group and focuses her practice on patent litigation and counseling in the pharmaceutical and biotech space. Emer has substantial experience successfully representing pharmaceutical and biotech companies in Hatch-Waxman and patent infringement disputes before the U.S. District Court and before the Patent Trial and Appeal Board (PTAB). A strategic advisor and compelling advocate, Emer partners with her clients to achieve their goals ...

Sherry L. Rollo counsels clients in all areas of intellectual property, including the protection, licensing, and enforcement of intellectual property rights, data privacy, and data security both domestically and internationally. Sherry also guides clients with corporate strategies relating to the prosecution, merger, licensing, sale, or acquisition of intellectual property assets, including conducting due diligence, counseling on business strategies, and managing patent, trademark, copyright,...

Steve Feldman is the head of Hahn Loeser’s Intellectual Property Practice Area, the Partner-in-Charge of the firm’s Chicago office and a member of the firm’s Board of Directors. His practice encompasses complex intellectual property litigation, prosecution, licensing, and counseling involving patents, trade secrets, trademarks and unfair competition, copyrights, data privacy and security, and NIL (Name, Image, and Likeness) compliance, policies, and rights. Steve also regula...

Sanjay Murthy is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Patent Law. Sanjay, who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sanjay is held by other top lawyers in the same geographic and legal practice area.

Garret Leach is a nationally recognized first chair trial lawyer who focuses on patent and other intellectual property litigation. He is a registered patent attorney and has successfully led litigation teams in district courts throughout the country as well as at the International Trade Commission. He has also argued for his clients before the U.S. Court of Appeals for the Federal Circuit and the Patent Trial and Appeal Board. His appellate arguments include a successful argument in front of ...

Michael Dockterman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Intellectual Property. Michael, who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Michael Hartmann is active in all phases of intellectual property law with an emphasis in intellectual property litigation and technology protection and transfer in the United States and internationally. He has acted as lead trial counsel in jury and bench trials, International Trade Commission investigations, and related pre-trial and appellate proceedings in diverse technical fields. These include software, telecommunications, machine vision and semiconductor manufacturing, oil field drilli...

Brad protects the intellectual property rights of companies with strategic portfolio development and litigation. He is a registered patent attorney with the U.S. Patent and Trademark Office and has litigated numerous cases through trial verdict—cases involving complex patented technology, design patents, trademark rights to protect market position, as well as false advertisement and unfair competition claims. Throughout his career, he has guided companies to minimize the risk of infring...

Stephen R. Auten is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Stephen R., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen R. is held by other top lawyers in the same geographic and legal practice area.

Samantha Maxfield Lerner is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Samantha Maxfield, who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Samantha Maxfield is held by other top lawyers in the same geographic and legal practice area.

In each year since 2015, Bryan has been listed in the IAM Patent 1000 – The World’s Leading Patent Professionals for Litigation. He is also recognized in Patent Litigation: Full Coverage in the 2018, 2021 and 2022 editions of The Legal 500 United States. Bryan has litigated and counseled on patent matters for companies of various sizes across a variety of complex industries and technologies including medical devices, optical networking, pharmaceuticals, 3-D technology, material co...