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EP 0013770 B1 · Applicant: TECHNICAL SERVICES, société anonyme

EPO PDF

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 January 22, 1979 and granted June 2, 1982. A European patent lasts at most 20 years from filing, so its term ended January 22, 1999.
  • 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 July 22, 2004.
  • 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.
FiledJanuary 22, 1979
PublishedAugust 6, 1980
GrantedJune 2, 1982
Term endedJanuary 22, 1999
Application numberEP 79200038
Classification (CPC)E06B11/085

Timeline

Timeline From EPO dates

1980198219841986198819901992199419961998Application filedJan 22, 1979PublishedAug 6, 1980Patent grantedJune 2, 1982Term endedJan 22, 1999

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