Priority Date: 25.06.12 (US 201261663871P)

METHOD TO PURIFY ALUMINUM AND USE OF PURIFIED ALUMINUM TO PURIFY SILICON

  • Application ID: EP13735143
  • Status: EXAMINATION IN PROGRESS

Attorney

operating since 1916
Headquarter in The Hague and 9 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC combination C01 (INORGANIC CHEMISTRY) and C22 (METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS). We found, that Patentanwälte Rauschenbach, Lenzing Gerber Stute Partnerschaft von Patentanwälten mbB, Office Kirkpatrick S.A., Umicore RDI, Plansee Group Service GmbH and 4 others are specialized in this combination either. For a similar patent, they might be a good choice.

Timeline

  • 25.06.2012 - Priority Date (US 201261663871P)
  • 03.01.2014 - Publication A1 (WO2014004392)
  • 29.04.2015 - Publication A1 (EP2864512)

IPC Classification