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Expired European patentEurope

Gas fuelled combustion appliance

EP 0281269 B1 · Applicant: BULLFINCH (GAS EQUIPMENT) LTD.

EPO PDF

Overview

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

Read the whole patent

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 February 16, 1988 and granted December 19, 1990. A European patent lasts at most 20 years from filing, so its term ended February 16, 2008.
  • 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 August 16, 2013.
  • 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.
FiledFebruary 16, 1988
PublishedSeptember 7, 1988
GrantedDecember 19, 1990
Term endedFebruary 16, 2008
Application numberEP 88301253
Classification (CPC)F24C3/082 +1 more

Timeline

Timeline From EPO dates

1989199119931995199719992001200320052007Application filedFeb 16, 1988PublishedSep 7, 1988Patent grantedDec 19, 1990Term endedFeb 16, 2008

Sources & verification