Priority Date: 05.09.11 (US 201113225511)

AIR FILTRATION AND AIR PURIFICATION APPARATUS

  • Application ID: EP12829485
  • Status: GRANT OF PATENT INTENDED

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Specialization

This patent has the IPC class B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) is specialized in B01. 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

  • 05.09.2011 - Priority Date (US 201113225511)
  • 14.03.2013 - Publication A2 (WO2013036349)
  • 16.07.2014 - Publication A2 (EP2753411)

IPC Classification