Priority Date: 28.12.07 (US 20070965859)

Method for forming cooling holes and turbine airfoil with hybrid-formed cooling holes

  • Application ID: EP08171897
  • Status: The application is deemed to be withdrawn


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This EP application has the IPC combination B23, F01, and F23. We found, that Siemens AG, Rolls-Royce plc, General Electric Technology GmbH are specialized in this combination either. For a similar patent, they might be a good choice.


  • 28.12.2007 - Priority Date (US 20070965859)
  • 01.07.2009 - Publication A2 (EP2075410)
  • 29.05.2013 - Publication A3 (EP2075410)