Priority Date: 30.08.12 (LT 20120000082)

NEW PHOTOCHROMIC COMPOUNDS, METHOD OF PRODUCTION THEREOF AND INTERMEDIATE COMPOUNDS

  • Application ID: EP12795095
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

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This patent has the IPC class C09 (DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR) is specialized in C09. 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

  • 30.08.2012 - Priority Date (LT 20120000082)
  • 06.03.2014 - Publication A1 (WO2014035224)
  • 16.04.2014 - Publication A1 (EP2718393)
  • 05.08.2015 - Publication B1 (EP2718393)

IPC Classification