Jay H. Janssen

Jonathan P. Froemel, a partner in the Chicago office of Barnes & Thornburg, is a member of the firm's Intellectual Property and Litigation Departments. Jonathan's intellectual property practice focuses on trademark prosecution and trademark, copyright and patent litigation, trademark prosecution and licensing. His litigation practice includes general commercial, construction, environmental, and real estate disputes. Jonathan represents clients in actions across the United States and has l...

Brian J. Tiemann counsels public and private companies on a broad range of employee benefit matters, including matters related to pension plans, 401(k) plans and executive and incentive compensation. He advises plan fiduciaries with respect to their fiduciary duties, investment policies and alternative investments. He also advises multinational clients on global employee benefits matters, particularly with respect to global incentive compensation plans. Brian has extensive experience negotiat...

Marc R. Fisher is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Marc R., who practices law in Bannockburn, Illinois, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc R. is held by other top lawyers in the same geographic and legal practice area.

Kristin is a partner in the Labor & Employment practice group. She focuses her practice on all aspects of labor and employment law and has extensive experience in the areas of labor relations, employment litigation, employment advice and counseling, and mergers and acquisitions. Kristin has particularly deep experience in the area of traditional labor law, where she has handled numerous unfair labor practice cases and litigation, strikes and injunctions, collective bargaining negotiations...

Justine Young Gottshall is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Justine Young, 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 Justine Young is held by other top lawyers in the same geographic and legal practice area.

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

Brian Sieve, a Fellow in the American College of Trial Lawyers, is an experienced trial lawyer. Praised for his ability to communicate with a jury and to present complex issues clearly and simply, he has tried more than thirty-five jury trials, bench trials, arbitrations, injunction proceedings, Markman hearings and evidentiary hearings. Brian was distinguished as one of The Best Lawyers in America, U.S. News and World Report, Best Lawyers® for 2013–2023 in the field of commercial l...

Patrick D. Owens is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Patrick 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 Patrick D. is held by other top lawyers in the same geographic and legal practice area.

Christine E. Skoczylas is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Christine E., 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 Christine E. is held by other top lawyers in the same geographic and legal practice area.

John Gatz is a patent attorney who concentrates his practice on patent prosecution, patent counseling and patent litigation. John has extensive experience in the life sciences and manufacturing industries. My focus Patent Prosecution/Counseling I prosecute patents and counsel clients in a number of mechanical- and chemical-related technologies including: biomechanical devices, chemical products and processes, sensor-dispensing instruments, analyte meters, test sensors, non-invasive processes,...