Priority Date: 05.02.13 (US 201313759756)

Ultra violet enhanced response photochromic composition and device

  • Application ID: EP14153864
  • Status: EXAMINATION REQUESTED

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Specialization

This patent has the IPC combination B32, C09, G02, and G03 is specialized in the combination B32, C09, G02, and G03. We found, that Hoffmann Eitle PartmbB is specialized in all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 05.02.2013 - Priority Date (US 201313759756)
  • 24.12.2014 - Publication A2 (EP2816380)
  • 11.03.2015 - Publication A3 (EP2816380)