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EP 0138258 B1 · Applicant: RAYCHEM LIMITED

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Overview

The published document from the EPO: abstract, claims, description and drawings. Open it full size

Read the whole patent

Listed from its EPO record in Patent Yard's archive of European patents past their term. Its claims, description and drawings are in the EPO PDF and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed July 27, 1981 and granted June 17, 1992. A European patent lasts at most 20 years from filing, so its term ended July 27, 2001.
  • A supplementary protection certificate, which can extend a medicine or crop-protection patent, adds at most five and a half years, so even that would have ended by January 27, 2007.
  • We check European rights only. A US or other national patent in its family could still be in force: check its family on Espacenet or Google Patents.
FiledJuly 27, 1981
PublishedApril 24, 1985
GrantedJune 17, 1992
Term endedJuly 27, 2001
Application numberEP 84201357
Classification (CPC)G09F3/04 +2 more

Timeline

Timeline From EPO dates

1982198419861988199019921994199619982000Application filedJuly 27, 1981PublishedApril 24, 1985Patent grantedJune 17, 1992Term endedJuly 27, 2001

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