Legal Opinion

Best Lock Corporation v. Ilco Unican Corporation

Court of Appeals for the Federal Circuit

Decided August 29, 1996No. 95-1528PublishedCited by 18 opinions

1Opinion of the Court

*1564LOURIE, Circuit Judge.

Best Lock Corporation appeals from the final decision of the United States District Court for the Southern District of Indiana in which the court held that Best Lock’s U.S. Design Patent 327,636 was invalid. Best Lock Corp. v. Ilco Unican Corp., 896 F.Supp. 836, 36 USPQ2d 1527 (S.D.Ind.1995). Because the court did not clearly err in finding that the claimed design was functional and hence not ornamental, we affirm.

BACKGROUND

This case involves a design patent for a key “blade.” A typical key consists of a bow, which allows the user to turn the key in a corresponding lock,…

2Cases cited6 opinions

  1. Bonito Boats, Inc. v. Thunder Craft Boats, Inc.Supreme Court of the United States · 1989
  2. L.A. Gear, Inc., Plaintiff/cross-Appellant v. Thom McAn Shoe Company and Melville Corporation and Pagoda Trading Company, Inc.Court of Appeals for the Federal Circuit · 1993
  3. William A. Elmer and Hth, Inc. v. Icc Fabricating, Inc., and Take-Out Express, Inc.Court of Appeals for the Federal Circuit · 1995
  4. L. A. Gear, Inc. v. Thom McAn Shoe Co.Supreme Court of the United States · 1993
  5. Application of Albert A. Carletti and Welsh C. WhittleseyCourt of Customs and Patent Appeals · 1964

1 more not listed; retrieve them via the Exa API.

3Cited by18 opinions

  1. Ethicon Endo-Surgery, Inc. v. Covidien, Inc.Court of Appeals for the Federal Circuit · 2015
  2. Static Control Components, Inc. v. Lexmark International, Inc.Court of Appeals for the Sixth Circuit · 2012
  3. Berry Sterling Corp., Plaintiff-Cross v. Pescor Plastics, Inc.Court of Appeals for the Federal Circuit · 1997
  4. Arminak & Associates, Inc. v. Saint-Gobain Calmar, Inc.Court of Appeals for the Federal Circuit · 2007
  5. Dorman Products, Inc. v. Paccar, Inc.District Court, E.D. Pennsylvania · 2016

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