Priority Date: 18.05.11 (EP 20110004131)

METHOD FOR THE PRODUCTION OF LIGNIN-CONTAINING PRECURSOR FIBRES AND ALSO CARBON FIBRES

  • Application ID: EP12721298
  • Status: PATENT GRANTED

Attorney

Employment test 11 - 50 employees
Company dna pfennig meinig and partner
operating since 1878
Headquarter in Berlin and 2 offices
active in Legal Services and IP Consulting

Specialization

This patent has the IPC class D01 (NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING) is specialized in D01. 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

  • 18.05.2011 - Priority Date (EP 20110004131)
  • 22.11.2012 - Publication A1 (WO2012156443)
  • 07.05.2014 - Publication A1 (EP2726653)
  • 19.10.2016 - Publication B1 (EP2726653)

IPC Classification