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European application, no grantEurope

An exhaust hood

EP 0136738 A2 · Applicant: B.V. HANDELMAATSCHAPPIJ EXACTUM

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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 July 30, 1984 and never granted as a European patent. Had it been granted, its 20-year term would have ended July 30, 2004.
  • 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 30, 2010.
  • 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 30, 1984
PublishedApril 10, 1985
GrantedNever granted
Term endedJuly 30, 2004
Application numberEP 84201118
Classification (CPC)F24C15/2035

Timeline

Timeline From EPO dates

1985198719891991199319951997199920012003Application filedJuly 30, 1984PublishedApril 10, 1985Term endedJuly 30, 2004

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