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Expired European patentEurope

Urea derivatives and their use as acat inhibitors

EP 0665216 B1 · Applicant: NISSHIN FLOUR MILLING CO., LTD.

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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 10, 1994 and granted December 29, 1997. A European patent lasts at most 20 years from filing, so its term ended October 10, 2014.
  • 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 10, 2020.
  • 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 10, 1994
PublishedAugust 2, 1995
GrantedDecember 29, 1997
Term endedOctober 10, 2014
Application numberEP 94307398
Classification (CPC)C07C275/42 +2 more

Timeline

Timeline From EPO dates

1995199719992001200320052007200920112013Application filedOct 10, 1994PublishedAug 2, 1995Patent grantedDec 29, 1997Term endedOct 10, 2014

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