Legal Opinion

Dawn Equipment Co. v. Kentucky Farms Inc.

Court of Appeals for the Federal Circuit

Decided March 24, 1998No. 97-1042PublishedCited by 167 opinions

1Opinion of the Court

Opinion for the court filed by Circuit Judge PLAGER. Additional views filed by Circuit Judges PLAGER, NEWMAN, and MICHEL.

PLAGER, Circuit Judge.

In this patent infringement case, the jury determined that the accused device, although not literally infringing, infringed under the doctrine of equivalents. The trial judge gave judgment accordingly, and denied defendant’s motion for judgment as a matter of law (“JMOL”). Because on these facts no reasonable jury could have found infringement, we reverse the denial of defendant’s motion for JMOL and order judgment for the defendant.

BACKGROUND

Plaintiff…

2Cases cited14 opinions

  1. MARKMAN Et Al. v. WESTVIEW INSTRUMENTS, INC., Et Al.Supreme Court of the United States · 1996
  2. Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
  3. Graver Tank & Mfg. Co. v. Linde Air Products Co.Supreme Court of the United States · 1950
  4. Warner-Jenkinson Co. v. Hilton Davis Chemical Co.Supreme Court of the United States · 1997
  5. Pennwalt Corporation, Appellant/cross-Appellee v. Durand-Wayland, Inc., Appellee/cross-AppellantCourt of Appeals for the Federal Circuit · 1987

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3Cited by167 opinions

  1. Catalina Marketing International, Inc. v. coolsavings.com, Inc.Court of Appeals for the Federal Circuit · 2002
  2. Ddr Holdings, LLC v. hotels.com, L.P.Court of Appeals for the Federal Circuit · 2014
  3. Al-Site Corporation and Magnivision, Inc. v. Vsi International, Inc. And Myron Orlinsky, Defendants-CrossCourt of Appeals for the Federal Circuit · 1999
  4. Festo Corporation v. Shoketsu Kinzoku Kogyo Kabushiki Co., Ltd., A/K/A Smc Corporation, and Smc Pneumatics, Inc.Court of Appeals for the Federal Circuit · 2000
  5. Digital Biometrics, Inc. v. Identix, Inc. And Randall C. FowlerCourt of Appeals for the Federal Circuit · 1998

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