Priority Date: 29.05.12 (US 201261652466P)

OPTICAL FILTER COMPRISING A VARIABLE TRANSMITTANCE LAYER

  • Application ID: EP13796243
  • Status: GRANT OF PATENT INTENDED

Attorney

operating since 1930
Headquarter in Bremen and 13 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC combination A61, B32, B60, E06, and G02. There is no patent agent firm in the market, which is specialized in this combination of IPC classes.

Timeline

  • 29.05.2012 - Priority Date (US 201261652466P)
  • 05.12.2013 - Publication A1 (WO2013177676)
  • 08.04.2015 - Publication A1 (EP2856222)