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Expired European patentEurope

Turbine shroud segment including a coating layer having varying thickness

EP 0753099 B1 · Applicant: UNITED TECHNOLOGIES CORPORATION

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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 February 21, 1995 and granted January 7, 1999. A European patent lasts at most 20 years from filing, so its term ended February 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 August 21, 2020.
  • 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 21, 1995
PublishedJanuary 15, 1997
GrantedJanuary 7, 1999
Term endedFebruary 21, 2015
Application numberEP 95911017
Classification (CPC)F01D11/122

Timeline

Timeline From EPO dates

1996199820002002200420062008201020122014Application filedFeb 21, 1995PublishedJan 15, 1997Patent grantedJan 7, 1999Term endedFeb 21, 2015

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