J. Pieter van Es

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Attorney

Banner & Witcoff, Ltd.

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Pieter van Es has over twenty years of experience in intellectual property enforcement, counseling and procurement. He has worked on matters involving patent, trademark, trade dress, copyright, trade secret and antitrust issues.

Pieter has handled intellectual property disputes in trials and preliminary injunction hearings, conducted complex discovery and briefed successful motions and appeals. His experience has ranged from ex parte seizures of counterfeit goods to advantageous settlement of disputes in court supervised settlement hearings. He has procured and licensed patents and trademarks for clients in a wide variety of fields. The subject matter of his work has included electronic sensors and monitors, medical and diagnostic devices, audio electronics, telecommunications equipment, lighting fixtures, internet content delivery networks, processed food, healthcare products, sporting goods and software.

Pieter has been selected as an “Illinois Super Lawyer” nearly every year since 2005. The Super Lawyers list represents the top 5% of Illinois lawyers, as chosen through a peer balloting process involving 47,000 lawyers from across Illinois, and through a research and review panel organized by Law & Politics magazine. Law & Politics asked the attorneys to name the best lawyers they personally observed in action.

Pieter recently taught intellectual property litigation as an adjunct professor of law at Northwestern Law School in Chicago and the Georgetown University Law Center in Washington, D.C. He earned a Bachelor of Science degree in Electrical Engineering and a Bachelor of Arts degree in Economics both from the University of Illinois at Urbana-Champaign in 1989. He graduated, magna cum laude, from the University of Illinois College of Law in 1992.

Pieter is a registered patent attorney and is admitted to practice in the states of Illinois and California. He also is admitted to practice before the Court of the Appeals for the Federal Circuit, numerous other federal courts and the Illinois Supreme Court. He practices out of the Chicago office of Banner & Witcoff, Ltd.


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Using Inter Partes Reviews to Counter Business Threats