Customer Suits Alone Do Not Confer Declaratory Judgment Jurisdiction

DataTern, Inc. sued Microsoft’s and SAP’s customers alleging infringement of U.S. Patent Nos. 5,937,402 and 6,101,502.  Microsoft and SAP then brought actions against DataTern seeking declaratory judgments of non-infr… Read More

Pleading Implied License as an Affirmative Defense to Patent Infringement

An implied license is an affirmative defense to patent infringement. Because the defense is, by definition, highly fact-specific, it is not always clear what allegations are required to adequately plead the implied license defense… Read More

When Can a Patent Owner Sue for a Declaratory Judgment?

Does jurisdiction exist over a declaratory judgment action (i.e., is there a case or controversy) where the plaintiff alleges that a party’s possible future use of software would infringe patent claims?  The court in Auburn… Read More

Upcoming Webinar

Divided Infringement
May 17, 2018 at 12:00 pm EDT
Divided infringement is the silent patent killer. It renders otherwise valid patents unenforceable. During the May B2 IP Webinar, Stephen Kontos of Bejin Bieneman will discuss the case law on divided infringement and propose best practices for patent…Register

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