Legal Opinion
Eon Corp. IP Holdings LLC v. At & T Mobility LLC
Court of Appeals for the Federal Circuit
Decided May 6, 2015No. Nos. 2014-1392, 2014-1393PublishedCited by 26 opinions
1Opinion of the Court
PROST, Chief Judge.
In these consolidated cases, EON Corp. IP Holdings LLC (“EON”) asserts U.S. Patent No. 5,668,757 (“'757 patent”) against a number of defendants. The district court granted the defendants’ motion for summary judgment, holding all claims of the '757 patent invalid as indefinite. In particular, the district court found that the specification failed to disclose an algorithm to provide structure for various computer-implemented means-plus-function elements. On appeal, we affirm.
I. Background
The asserted '757 patent, which issued on September 2, 1997, is directed to software…
2Cases cited20 opinions
- Anderson v. Liberty Lobby, Inc.Supreme Court of the United States · 1986
- Nautilus, Inc. v. Biosig Instruments, Inc.Supreme Court of the United States · 2014
- Bilski v. KapposSupreme Court of the United States · 2010
- Teva Pharm. United States, Inc. v. Sandoz, Inc.Supreme Court of the United States · 2015
- Wms Gaming Inc. v. International Game TechnologyCourt of Appeals for the Federal Circuit · 1999
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3Cited by26 opinions
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- Verint Systems Inc. v. Red Box Recorders Ltd.District Court, S.D. New York · 2016
- Isentium, LLC v. Bloomberg Fin. L.P.District Court, S.D. Illinois · 2018
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