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Expired European patentEurope

Process for the production of an electrode for a fused carbonate fuel cell, electrode produced according to this process and fused carbonate fuel cell provided with an electrode produced according to this process

EP 0878028 B1 · Applicant: MTU MOTOREN- UND TURBINEN-UNION FRIEDRICHSHAFEN GMBH

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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 January 31, 1997 and granted September 22, 1999. A European patent lasts at most 20 years from filing, so its term ended January 31, 2017.
  • 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 31, 2022.
  • 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 31, 1997
PublishedNovember 18, 1998
GrantedSeptember 22, 1999
Term endedJanuary 31, 2017
Application numberEP 97904358
Classification (CPC)H01M8/142 +2 more

Timeline

Timeline From EPO dates

1998200020022004200620082010201220142016Application filedJan 31, 1997PublishedNov 18, 1998Patent grantedSep 22, 1999Term endedJan 31, 2017

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