Priority Date: 25.08.11 (US 201161527299P)

PROCESS FOR MAKING POLYETHER ALCOHOLS HAVING OXYETHYLENE UNITS BY POLYMERIZATION OF ETHYLENE CARBONATE IN THE PRESENCE OF DOUBLE METAL CYANIDE CATALYSTS

  • Application ID: EP12750683
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

Applicant

Technology company logo small
Technology Company

Attorney

Employment test 11 - 50 employees
Company dna beck greener
operating since 1974
1234.74
Headquarter in London and 1 office
active in Legal Services, IP Consulting, and IP-related Communication Service

Specialization

This EP application has the IPC class C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON). Beck Greener 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

  • 25.08.2011 - Priority Date (US 201161527299P)
  • 28.02.2013 - Publication A1 (WO2013028437)
  • 02.07.2014 - Publication A1 (EP2748226)
  • 16.09.2015 - Publication B1 (EP2748226)

IPC Classification