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Federal Circuit· 9/1/1998

Peter B. Cooper v. David Goldfarb

Citations

  • 154 F.3d 1321
  • 47 U.S.P.Q. 2d (BNA) 1896
  • 1998 U.S. App. LEXIS 21410
  • 1998 WL 550259

How courts have described this case

Verbatim parenthetical descriptions written by other courts when citing this decision. Ranked by citation-network relevance.

  • explaining that “reduction to practice” can be either “constructive,” by filing a patent application, or “actual,” by building the invention and showing it works for its in- tended purpose
  • “When testing is necessary, the embodiment relied upon as evidence of priority must actually work for its intended purpose.”
  • “In order to establish an actual reduction to practice, an inventor’s testimony must be corroborated by independent evidence.”
  • “[c]orroboration may be established by ‘sufficient circumstantial evidence of an independent nature’”
  • “In order to corroborate a reduction to practice, it is not necessary to produce an actual over-the-shoulder ob- server. Rather, sufficient circumstantial evidence of an in- dependent nature can satisfy the corroboration requirement.”
  • “In order to corroborate a reduction to practice, it is not necessary to produce an actual over-the-shoulder ob- server. Rather, sufficient circumstantial evidence of an in- dependent nature can satisfy the corroboration requirement.”

Source: CourtListener parenthetical corpus (CC0).

Judges: Clevenger, Skelton, Schall

Read full opinion on CourtListener

Cited by

89 cases in this archive cite this case; the 20 most cited are listed.

Cites

22 cases in this archive are cited by this case; the 20 most cited are listed.

Other cases named Peter B. Cooper v. David Goldfarb

1 other CourtListener record shares this case name.

Sourced from CourtListener / Free Law Project (CC0).

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.