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Krippelz v. Ford Motor Co.
750 F. Supp. 2d 938
N.D. Ill.
2010
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Background

  • Krippelz owns U.S. Patent No. 5,017,903 for puddle lamps and sues Ford for infringement of claim 2.
  • Jury verdict in December 2008 awarded Krippelz $23,000,000 in damages; a bench trial later found Ford’s infringement willful and awarded additional damages and prejudgment interest.
  • Ford moved for judgment as a matter of law or a new trial; the court denied both.
  • The court outlined JMOL, anticipation/obviousness, and new-trial standards and applied them to Ford’s challenges.
  • The court concluded Ford’s JMOL motion was denied and Ford’s new-trial motions were denied; ruling as to other defenses followed in Section III.

Issues

Issue Plaintiff's Argument Defendant's Argument Held
Anticipation of claim 2 by DuBois Krippelz’s claim 2 is not anticipated by DuBois Ford contends DuBois discloses all claim elements No clear and convincing anticipation by DuBois; rational fact findings supported non-anticipation.
Obviousness of claim 2 over DuBois (and Miazzo) DuBois/Miazzo do not render claim 2 obvious Prior art teaches modification rendering claim obvious DuBois teaches away; substantial evidence supports non-obviousness; Miazzo excluded but did not render obvious.
New-trial grounds based on jury instructions/constructions N/A Ford seeks new trial on several grounds including instructions and constructions Court denied new-trial on multiple grounds; instructions and constructions were deemed proper overall.
Exclusion of file history and its impact on validity N/A Ford seeks to read file history to prove obviousness Exclusion proper; no basis for new trial on this ground.

Key Cases Cited

  • KSR Int'l Co. v. Teleflex Inc., 550 U.S. 398 (2007) (obviousness framework; need not show exact prior-art disclosure of all elements)
  • McRoberts Software, Inc. v. Media 100, Inc., 329 F.3d 557 (7th Cir. 2003) (JMOL requires near-one conclusion from evidence; credibility weighed by jury)
  • Z4 Technologies, Inc. v. Microsoft Corp., 507 F.3d 1340 (Fed.Cir.2007) (JMOL and standard of review in patent cases)
  • Simmons Fastener Corp. v. Illinois Tool Works, Inc., 739 F.2d 1573 (Fed.Cir.1984) (commercial success as a secondary consideration; nexus considerations)
  • Ball Aerosol & Specialty Container, Inc. v. Limited Brands, Inc., 555 F.3d 984 (Fed.Cir.2009) (discusses secondary considerations and obviousness)
  • Amgen Inc. v. F. Hoffman-La Roche Ltd., 580 F.3d 1340 (Fed.Cir.2009) (patent-law principles; jury instructions on patent issues)
  • Broadcom Corp. v. Qualcomm Inc., 543 F.3d 683 (Fed.Cir.2008) (review of jury instructions in patent cases)
Read the full case

Case Details

Case Name: Krippelz v. Ford Motor Co.
Court Name: District Court, N.D. Illinois
Date Published: Oct 28, 2010
Citation: 750 F. Supp. 2d 938
Docket Number: 98 CV 2361
Court Abbreviation: N.D. Ill.