Priority Date: 16.05.12 (JP 20120112518)

Merthod for manufacturing photomask

  • Application ID: EP15150710
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

Applicant

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Technology Company

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Specialization

This patent has the IPC class G03 (PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY) is specialized in G03. Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.

Timeline

  • 16.05.2012 - Priority Date (JP 20120112518)
  • 10.06.2015 - Publication A1 (EP2881791)
  • 20.01.2016 - Publication B1 (EP2881791)

IPC Classification