William L. Von Hoene

Floyd Mandell is the national co-chair and founder of the firm's Intellectual Property department. He has represented some of the world’s most recognizable companies in intellectual property litigation. Few other lawyers have handled as many high-profile cases over the past 20 years involving copyrights, trademarks, trade secrets, trade dress, false advertising and defamation. He has been lead counsel in more than 40 published decisions, many involving novel or cutting-edge issues. On m...

Patrick P. Devine is a top attorney recognized by Best Lawyers in the practice area(s) of Professional Malpractice Law - Defendants. Patrick P., who practices law in Schererville, Indiana, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick P. 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,...

Recognized for his national reputation and success as a child advocate, Dov Apfel has investigated and litigated birth trauma and obstetrical malpractice claims involving children with cerebral palsy and other neurological and intellectual disabilities throughout the United States for over forty years. Those in the legal profession who have worked with Mr. Apfel consider him to be the premier “lawyer’s lawyer” in the area of birth trauma litigation. When families and lawyers...

A seasoned legal professional, Dave adeptly navigates the intricate landscape of global client services. His comprehensive approach to strategic corporate matters seamlessly integrates diverse practice areas to serve his clients. With more than three decades of experience, Dave has been at the forefront of shaping critical business deals. He collaborates closely with a diverse clientele, including medical device clients, life sciences and technology clients, and health care providers and heal...

James J. Mazza, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. James J., who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James J. is held by other top lawyers in the same geographic and legal practice area.

Attorney Michael W. Lenert is an experienced litigator who has obtained tremendous results for both injured individuals as well as businesses and government entities. Mr. Lenert practices in the areas of personal injury , medical negligence , workers' compensation , commercial and general litigation. As a trial attorney, Mike understands that regardless of the nature of the case or the client involved, the only way he can passionately and effectively tell the story of his client is to be know...

When middle-market businesses or PE firms structure mergers, acquisitions, dispositions, spinoffs and management compensation agreements, their leaders call Saul Rudo. While Saul leads teams to efficiently and effectively get to closings, he focuses on the future as much as the present, designing deals that keep his clients in optimal after-tax positions for years to come. As the lead attorney on his matters, Saul offers his clients direct access to his structuring and "market" advice, withou...

Nick wins cases for clients and helps them favorably resolve disputes, including complex partnership, corporate governance, finance, and deal disputes. As a first-chair trial lawyer who has tried more than 30 jury trials, bench trials, and arbitrations, when a rare business case goes to trial, other law firms and clients ask him to join or lead the trial team. Nick splits his time between Barack Ferrazzano’s Minneapolis and Chicago offices, although he regularly appears in courts across...

Eric Singer concentrates his practice in construction law, representing design professionals, contractors, owners, developers, lenders, title insurers and other parties in all aspects of design and construction, including negotiation and drafting agreements for a variety of services and delivery systems; perfection, enforcement and defense of mechanics liens and bond claims; construction insurance counseling; copyrights for architectural works; mediation, arbitration, litigation and other dis...