Priority Date: 25.09.13 (JP 20130198550)

Method for manufacturing photomask blank

  • Application ID: EP14003228
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

Applicant

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Technology Company

Attorney

operating since 1927
Headquarter in Munich
active in Legal Services

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

  • 25.09.2013 - Priority Date (JP 20130198550)
  • 22.04.2015 - Publication A2 (EP2863259)
  • 03.06.2015 - Publication A3 (EP2863259)
  • 06.04.2016 - Publication B1 (EP2863259)

IPC Classification