Posts Tagged: validity


Patent owners negatively impacted by PTAB file amicus brief with SCOTUS in support of Oil States

A few dozen amici briefs have been filed in the case, including one filed on August 30th by 39 patent owners affected by PTAB activities in support of …
By Steve Brachmann
2 years ago 3

Federal Circuit upholds PTAB invalidation of podcasting patent despite district court infringement finding

On Monday, August 7th, a judicial panel of the U.S. Court of Appeals for the Federal Circuit entered a decision in Personal Audio, LLC v. Electronic …
By Steve Brachmann
2 years ago 8

Suite Result for Hotel Cipriani at the CJEU

The General Court of the Court of Justice of the European Union (CJEU) has dismissed an appeal from the unsuccessful application by Arrigo Cipriani (Arrigo) to have …

The PTAB Killing Fields: VirnetX patents worth more than $1 billion in district court lost at PTAB

So obviously the patent claims VirnetX has used to pursue infringers such as Apple and Microsoft are not the weak patents that opponents of the patent system …

Sovereign Immunity of Patents: While a Strong Benefit to Patent Owners, These Patents Remain Subject to Traditional Challenges

The United States Patent Trial and Appeal Board (“PTAB”) recently dismissed another inter partes review (“IPR”) based on an assertion of 11th Amendment sovereign immunity.  This decision …

Mylan’s Preliminary Injunction Against Aurobindo Affirmed

The Eastern District of Texas granted a preliminary injunction against Aurobindo in favor of Mylan in the case of Mylan Institutional LLC v. Aurobindo Pharma Ltd. On …

The Transformation of the American Patent System: Adverse Consequences of Court Decisions

Activist Supreme Court decisions in the last decade have been principally responsible for these changes, stimulated by aggressive technology company incumbent lobbying. The combination of these decisions …
By Neal Solomon
2 years ago 22

Federal Circuit Finds District Court Mischarged the Jury on Induced Infringement

This case concerns ongoing disputes between Power Integrations and Fairchild Semiconductors. The companies sued each other in Delaware, each asserting infringement of multiple patents by the other. …

Patent Reform: An Analyst’s Perspective of the AIA

Perhaps the most challenging to accept is the notion that a tribunal created with a specific purpose of invalidation can be impartial to both the petitioners and …
By Elena Murphy
3 years ago 2

Have We Hit Bottom in the Patent Market?

The patent market had an amazing bull run from the late 1980’s through 2012. The peak was 2011 to 2012 when we saw a number of multi-billion dollar patent sales …
By Erich Spangenberg
4 years ago 32

US Supreme Court Accepts Microsoft Appeal in i4i Case

Earlier today the United States Supreme Court granted certiorari in Microsoft Corporation v. i4i Limited Partnership, with Chief Justice John Roberts taking no part in the …
By Gene Quinn
9 years ago 145

CAFC Puts Coal in Microsoft’s Stocking by Affirming $240 Million Damage Award and Permanent Injunction

Microsoft has lived a charmed life in the “mega award” world of patent infringement litigation.  For example, Microsoft recently dodged a $357 million jury award bullet in Lucent …
By Eric Guttag
10 years ago 10