Priority Date: 23.04.14 (JP 20140089420)

SPRING STEEL AND METHOD FOR PRODUCING SAME

  • Application ID: EP15783239
  • Status: The patent has been granted

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Specialization

This EP application has the IPC combination B22, C21, and C22. We found, that Diehl & Partner GbR, Hynell Patenttjänst AB, ArcelorMittal France SA are specialized in this combination either. For a similar patent, they might be a good choice.

Timeline

  • 23.04.2014 - Priority Date (JP 20140089420)
  • 29.10.2015 - Publication A1 (WO2015162928)
  • 01.03.2017 - Publication A1 (EP3135785)
  • 26.12.2018 - Publication B1 (EP3135785)