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Expired European patentEurope

Cross-linked acrylate coating material useful for forming capacitor dielectrics and oxygen barriers

EP 0758482 B1 · Applicant: 3M Innovative Properties Company

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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 4, 1994 and granted March 5, 2003. A European patent lasts at most 20 years from filing, so its term ended October 4, 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 4, 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 4, 1994
PublishedFebruary 19, 1997
GrantedMarch 5, 2003
Term endedOctober 4, 2014
Application numberEP 94930583
Classification (CPC)H01G2/12 +2 more

Timeline

Timeline From EPO dates

1995199719992001200320052007200920112013Application filedOct 4, 1994PublishedFeb 19, 1997Patent grantedMarch 5, 2003Term endedOct 4, 2014

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