Priority Date: 09.02.12 (DE 201210201953)

METHOD AND DEVICE FOR PASSIVATING SOLAR CELLS WITH AN ALUMINIUM OXIDE LAYER

  • Application ID: EP13707119
  • Status: PATENT GRANTED

Attorney

Employment test 51 - 200 employees
Company dna vossius and partner
operating since 1961
Headquarter in Munich and 3 offices
active in Legal Services and IP-related Communication Service

Specialization

This EP application has the IPC class C23 (COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL) and H01 (BASIC ELECTRIC ELEMENTS). We found, that Kailuweit & Uhlemann, Patentanwälte Rauschenbach, Patentanwaltskanzlei Dr. Steiniger, Bird Goën & Co NV, Troesch Scheidegger Werner AG and 26 others are specialized in this combination either. For a similar patent, they might be a good choice.

Timeline

  • 09.02.2012 - Priority Date (DE 201210201953)
  • 15.08.2013 - Publication A1 (WO2013117576)
  • 17.12.2014 - Publication A1 (EP2812461)
  • 09.11.2016 - Publication B1 (EP2812461)