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Expired European patentEurope

Octahydronaphthalene oxime derivatives for cholesterol synthesis inhibition, processes for their preparation and compositions containing them

EP 0314435 B1 · Applicant: Sankyo Company Limited

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Overview

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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 October 25, 1988 and granted September 29, 1993. A European patent lasts at most 20 years from filing, so its term ended October 25, 2008.
  • 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 April 25, 2014.
  • 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.
FiledOctober 25, 1988
PublishedMay 3, 1989
GrantedSeptember 29, 1993
Term endedOctober 25, 2008
Application numberEP 88310026
Classification (CPC)C07D405/12 +2 more

Timeline

Timeline From EPO dates

1989199119931995199719992001200320052007Application filedOct 25, 1988PublishedMay 3, 1989Patent grantedSep 29, 1993Term endedOct 25, 2008

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