Legal Opinion

In Re Donaldson Company, Inc

Court of Appeals for the Federal Circuit

Decided February 14, 1994No. 91-1386PublishedCited by 178 opinions

1Opinion of the Court

RICH, Circuit Judge.

The Donaldson Company (Donaldson) appeals from the January 30, 1991 decision of the Board of Patent Appeals and Interferences (Board) of the United States Patent and Trademark Office (PTO), reaffirmed on reconsideration on April 17, 1991, sustaining the Examiner’s rejection of claim 1 of reexamination application Serial No. 90/001,776 1 (Schuler application) under 35 U.S.C. § 103. We reverse.

I. BACKGROUND

A. The Invention

The present invention relates to industrial air-filtering devices often referred to as “dust collectors.” Fig. 2 of the Schuler application is reproduced…

2Cases cited25 opinions

  1. Lindahl v. Office of Personnel ManagementSupreme Court of the United States · 1985
  2. Pennwalt Corporation, Appellant/cross-Appellee v. Durand-Wayland, Inc., Appellee/cross-AppellantCourt of Appeals for the Federal Circuit · 1987
  3. Diamond v. ChakrabartySupreme Court of the United States · 1980
  4. Mansell v. MansellSupreme Court of the United States · 1989
  5. Charles C. Johnston and Gordon P. Ramsey, as Trustees of the Amec Liquidating Trust v. Ivac CorporationCourt of Appeals for the Federal Circuit · 1989

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3Cited by178 opinions

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  4. B. Braun Medical, Inc. v. Abbott Laboratories and Np Medical, Inc., Defendants/cross-AppellantsCourt of Appeals for the Federal Circuit · 1997
  5. I. Melbourne Greenberg, M.D. v. Ethicon Endo-Surgery, Inc.Court of Appeals for the Federal Circuit · 1996

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