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Expired European patentEurope

Process and combined cycle power plant for increasing the thermal power

EP 0709551 B1 · Applicant: AUSTRIAN ENERGY & ENVIRONMENT SGP/WAAGNER-BIRO 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 October 21, 1995 and granted April 22, 1998. A European patent lasts at most 20 years from filing, so its term ended October 21, 2015.
  • 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 21, 2021.
  • 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 21, 1995
PublishedMay 1, 1996
GrantedApril 22, 1998
Term endedOctober 21, 2015
Application numberEP 95116605
Classification (CPC)F01K23/103

Timeline

Timeline From EPO dates

1996199820002002200420062008201020122014Application filedOct 21, 1995PublishedMay 1, 1996Patent grantedApril 22, 1998Term endedOct 21, 2015

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