Priority Date: 31.01.12 (US 201261592689P)

MULTI-STAGE AERATION APPARATUS

  • Application ID: EP13743856
  • Status: GRANT OF PATENT INTENDED

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Specialization

This patent has the IPC combination B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) and C02 (TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE) is specialized in the combination B01 and C02. We found, that Coller IP Management Ltd, Patentanwaltskanzlei Dr. Steiniger, BSB Rechtsanwälte-Patentanwälte, Berendt Leyh & Hering, Demski & Nobbe and 24 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 31.01.2012 - Priority Date (US 201261592689P)
  • 08.08.2013 - Publication A2 (WO2013113123)
  • 10.12.2014 - Publication A2 (EP2809434)

IPC Classification