Priority Date: 06.07.12 (US 201213543154)

STAIR STEP FORMATION USING AT LEAST TWO MASKS

  • Application ID: EP13813187
  • Status: EXAMINATION IN PROGRESS

Applicant

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Attorney

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Specialization

This patent has the IPC class H01 (BASIC ELECTRIC ELEMENTS) Beresford Crump LLP is specialized in H01. 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

  • 06.07.2012 - Priority Date (US 201213543154)
  • 09.01.2014 - Publication A1 (WO2014008419)
  • 13.05.2015 - Publication A1 (EP2870629)

IPC Classification