Daniel T. Hartnett

James J. Lukas, Jr. is Co-Chair of the Chicago Intellectual Property & Technology Practice. He focuses his practice on intellectual property litigation with a particular emphasis on patent litigation and related client counseling. He has experience with complex patent litigation cases in federal district courts throughout the country, including both enforcing patent rights and defending against charges of infringement on behalf of clients. He has first-chaired trials and claim constructio...

Allen J. Guon is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Allen J., 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 Allen J. is held by other top lawyers in the same geographic and legal practice area.

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

Gabor Balassa is a senior litigation partner and trial lawyer. Gabor has successfully tried significant commercial disputes in federal and state courts and in arbitrations across the country, including in New York, Chicago, Dallas, Houston, Pittsburgh, Tampa, and Wilmington. He represents a diverse client base, ranging from big-four accounting firms, to oil & gas, telecommunications, and pharmaceutical companies, to private-equity firms. Gabor’s broad experience encompasses class ac...

Paul V. Possinger is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Paul V., who practices law in Chicago, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul V. is held by other top lawyers in the same geographic and legal practice area.

Nigel F. Telman is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Nigel F., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nigel F. is held by other top lawyers in the same geographic and legal practice area.

With a reputation for having an in-depth understanding of his client’s businesses and their technologies, Darrick Hooker is a counselor and a litigator who routinely advises clients on a variety of intellectual property issues, with a focus on patents. He also helps protect clients’ trade secrets, trademarks, and copyrights and has a thriving commercial litigation and entertainment law practice. Darrick strives to help his clients identify and manage their global IP assets. He is ...

Matthew C. Crowl is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Criminal Defense: White-Collar. Matthew C., who practices law in Chicago, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew C. is held by other top lawyers in the same geographic and legal practice area.

Michael J. Choate is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Michael J., who practices law in Chicago, Illinois, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

Robert J. Cooney, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs. Robert J., who practices law in Chicago, Illinois, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert J. is held by other top lawyers in the same geographic and legal practice area.