Zachary Silbersher

Zachary Silbersher

Zachary Silbersher is a patent attorney located in New York City. He is a founding member of the patent law firm, Kroub Silbersher & Kolmykov PLLC as well as the patent-consultancy at Markman Advisors LLC. He can be reached at zsilbersher@kskiplaw.com.


Posts by Zachary Silbersher


Did the Federal Circuit doom Amgen’s Enbrel® monopoly?

In the case, Amgen v. Sanofi, the Court vacated an injunction Amgen obtained against a competing drug to its new PCSK9-inhibitor.  The Court’s decision turned …
By Zachary Silbersher
8 days ago 1

Is TC Heartland All Good News for Patent Litigation Defendants?

Joint-defense groups lower costs and increase efficiencies for all defendants in the groups. Certain prominent patent litigation boutiques and Big Law departments have skillfully made a business …
By Zachary Silbersher
5 months ago 2

Amgen v. Regeneron: Will the permanent injunction against Regeneron’s new PCSK9-inhibitor hold up on appeal?

On January 5, 2017, the District of Delaware issued its long-awaited decision in the patent dispute pending between Amgen and Regeneron wherein the Court granted Amgen’s request for …
By Zachary Silbersher
10 months ago 1

McRo decision expected to clarify abstract idea doctrine under Alice

A case currently pending before the Federal Circuit is anticipated to provide greater guidance into the answer to this question, namely, how district courts should determine whether …
By Zachary Silbersher
2 years ago 42