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Expired European patentEurope

Bag for crushing and dispersion

EP 0709136 B1 · Applicant: SHIMAKYU CHEMICAL CO., LTD.

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Overview

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

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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 July 13, 1994 and granted October 13, 1999. A European patent lasts at most 20 years from filing, so its term ended July 13, 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 January 13, 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.
FiledJuly 13, 1994
PublishedMay 1, 1996
GrantedOctober 13, 1999
Term endedJuly 13, 2014
Application numberEP 94921090
Classification (CPC)C12M45/02 +1 more

Timeline

Timeline From EPO dates

1995199719992001200320052007200920112013Application filedJuly 13, 1994PublishedMay 1, 1996Patent grantedOct 13, 1999Term endedJuly 13, 2014

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