Priority Date: 22.12.11 (EP 20110195069)

METHOD FOR FIXED PHASE POLYCONDENSATION

  • Application ID: EP12809760
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

Applicant

Attorney

Employment test 11 - 50 employees
Company dna hepp wenger ryffel ag
operating since 1975
Headquarter in Wil
active in Legal Services and IP-related Communication Service

Specialization

This patent has the IPC class C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON) is specialized in C08. 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

  • 22.12.2011 - Priority Date (EP 20110195069)
  • 27.06.2013 - Publication A1 (WO2013092554)
  • 29.10.2014 - Publication A1 (EP2794715)
  • 30.09.2015 - Publication B1 (EP2794715)

IPC Classification