Opinion · Court of Appeals for the Federal Circuit

Dr. Raymond G. Tronzo v. Biomet, Inc.

Dr. Raymond G. Tronzo v. Biomet, Inc., 156 F.3d 1154 (Fed. Cir. 1998)

Type
Opinion
Court
Court of Appeals for the Federal Circuit
Jurisdiction
Federal
Date
1998-10-19
Topic
bankruptcy

How later courts describe this case

  • holding that finding all shapes to be equivalent structure would entirely vitiation the limitation requiring a “generally conical shape” (emphasis added)
  • holding that the patentee’s theory of equivalence' — -that “any shape would be equivalent to the conical limitation” — would write such a limitation out of the claims (emphasis in original)
  • holding that an earlier application failed to meet the written description necessary to support two claims of the patent at issue, and thus denying entitlement to the earlier filing date for those two claims
  • holding a claim invalid for failure to satisfy the written description requirement when the specification did not disclose all cup shapes literally or “inherently”
  • finding that statements distinguishing prior art and promoting advantages of conical shaped cup for use in an artificial hip device in patent’s specification “make clear that that [patent] discloses only conical shaped cups and nothing broader”
  • reversing JMOL denial where cited patent passage was “reviewing the prior art and did not describe the invention”
  • stating issue of compliance with written description requirement is question of fact
  • “[M]issing descriptive matter must necessarily be present in the . . . specification such that one skilled in the art would recognize such a disclosure.” (citing Cont’l Can Co. USA v. Monsanto Co., 948 F.2d 1264, 1268 (Fed. Cir. 1991))

Citator

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Cited by
162 opinions