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Expired European patentEurope

Inorganic masse, coatings produced therefrom, formed bodies and process for producing the same

EP 0630358 B1 · Applicant: MELCHER, Gerhard

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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 March 8, 1993 and granted May 15, 1996. A European patent lasts at most 20 years from filing, so its term ended March 8, 2013.
  • 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 September 8, 2018.
  • 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.
FiledMarch 8, 1993
PublishedDecember 28, 1994
GrantedMay 15, 1996
Term endedMarch 8, 2013
Application numberEP 93905071
Classification (CPC)C04B28/00 +2 more

Timeline

Timeline From EPO dates

1994199619982000200220042006200820102012Application filedMarch 8, 1993PublishedDec 28, 1994Patent grantedMay 15, 1996Term endedMarch 8, 2013

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