Leon Intellectual Property Lawyers

William A. Lorenz, Jr., joined HoganWillig as an Associate Attorney in the fall of 2013. He currently focuses his practice in the areas of Civil Litigation, Criminal Law, and Real Estate Law.

Mr. Lorenz brings a variety of legal experience with him to HoganWillig, having worked in the areas of civil litigation, criminal practice, family law, intellectual property law, landlord-tenant law, and real estate law. Since admission to the New York State Bar, Mr. Lorenz has appeared in courts in both Erie and Niagara County on various matters, including evictions and civil litigation. Recently, he lobbied in Albany for the Child...

Joshua is an experienced patent attorney and counselor who leads Stake to provide top-of-class client service. With an applied physics background, Joshua has experience working with clients innovating in electronics, optics, software, physics, and more.

Kevin Burke is a Buffalo business attorney focused on the litigation of contract disputes, labor and employment issues, intellectual property protection, and trade secret cases. Kevin has represented both individuals and businesses since he moved home from Washington, D.C. in 1999, where he graduated with honors from Georgetown University and George Washington University Law School. Kevin has tried dozens of major commercial and employment cases to verdict. He regularly handles appeals before the Appellate Division, State of New York and the Second Circuit Court of Appeals. He frequently writes and lectures on employee mobility issues, including the evolving area of...

Leslie Mark Greenbaum has been an attorney with Gross Shuman P.C. since 1978. He concentrates his practice in the areas of copyright, trademark, entertainment, art and sports law, unfair competition and related litigation. He is admitted to practice in all State and Federal courts in the State of New York and to the United States Supreme Court. For several Western New York arts and community organizations, Les serves as a member of the board and/or an advisor. He frequently lectures to professional and general audiences in his areas of concentration.

My name is Nicholas Andrews. I decided to become a lawyer when I was a junior in high school. Before that, I never really knew what I wanted to be. In elementary school I thought I would be a fireman because they drove cool trucks, or maybe an “army guy” like my big brother. In junior high, I thought about being a chemist. But I quickly discovered I was not cut out for that. Nothing else really appealed to me, until I heard someone mention how someone else would make a good lawyer. That got me thinking that maybe I...

Vincent G. LoTempio is a Registered Patent Attorney with experience in patent law in both corporate and private practice. His practice focuses on all intellectual property matters including patent, trademark, copyright prosecution and infringement litigation. Mr. LoTempio is a consultant to corporations regarding IP management and strategy. Vincent G. LoTempio has had a varied professional career as a trial attorney, educator, and patent practitioner. He has lectured and taught CLE courses regarding patent and trademark law. Mr. LoTempio is an instructor in continuing education programs and currently teaches a course for corporate R & D employees entitled Patent Fundamentals:...

Michael Berchou has litigated complex intellectual property matters for 20 years. He has served as lead counsel in multiple patent, trade secret, trademark and copyright cases in district courts across the country, as well as Inter Partes Review (IPR) and Ex Parte Reexamination proceedings at the Patent Trial and Appeal Board, and numerous opposition and cancellation proceedings at the Trademark Trial and Appeal Board. A registered patent attorney and electrical engineer, Michael has represented clients as both plaintiffs and defendants in diverse technology areas including medical devices, vibration sensors/accelerometers, computer storage and network connectivity, live streaming, ballistic fabrics, and artificial...