Skip to main content
· 1/28/1971

Application of John Charles Cavanagh

Citations

  • 436 F.2d 491
  • 58 C.C.P.A. 856

How courts have described this case

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

  • once a long-felt need is established, evidence must show that the claimed invention satisfied that need

Source: CourtListener parenthetical corpus (CC0).

Judges: Rich, Almond, Baldwin, Lane, Newman

Read full opinion on CourtListener

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.