William W. Merten

Stephanie B. Shellenback is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Stephanie B., 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 Stephanie B. is held by other top lawyers in the same geographic and legal practice area.

Francis A. Citera is Co-Chair of the firm's Products Liability & Mass Torts Litigation Group and Co-Chair of the Chicago Litigation Practice. Frank has 30 years of experience defending purported class actions, toxic tort actions, and other complex litigation in both federal and state courts. He has tried many cases, including an action by the Government to enforce a unilateral administrative order, an allocation case among potentially responsible parties, and a complex product liability, ...

Mr. Kilyk practices exclusively in the field of intellectual property law, especially patent law. Mr. Kilyk specializes in patent post-grant review proceedings, inter partes reexaminations, interferences, and oppositions, as well as legal opinions, prosecution, and litigation matters, with specific concentration in the areas of biotechnology, chemistry, and pharmaceuticals. Recent technologies with which he has been involved include biosimilars, new chemical compounds, nucleic acid sequences,...

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.

David Polster is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. David, who practices law in Chicago, Illinois, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Phillip W. Nelson is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Phillip W., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Phillip W. is held by other top lawyers in the same geographic and legal practice area.

Michael D. Mulvihill is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael D., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael D. is held by other top lawyers in the same geographic and legal practice area.

Michael R. Friedberg is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Michael R., who practices law in Lake Forest, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael R. is held by other top lawyers in the same geographic and legal practice area.

A tech-savvy litigator and business-minded advisor, Keyonn Pope helps clients navigate complex and high-stakes issues involving intellectual property, media and entertainment, and a range of commercial disputes. Clients across multiple industries rely on Keyonn to represent their brands in bet-the-company patent and trademark litigation and to help them develop and implement the strategies that protect their key technologies, domain names, product licenses, business processes, and more. With ...

Patrick J. Arnold, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Patent Law and Trademark Law. Patrick J., 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 Patrick J. is held by other top lawyers in the same geographic and legal practice area.