Synthesis process of trimethylene carbonate from 1,3-propanediol and urea by heterogeneous catalysis

  • Application ID: EP13192912
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

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Specialization

This patent has the IPC combination B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) and C07 (ORGANIC CHEMISTRY) is specialized in the combination B01 and C07. There is no patent agent firm in the market, which is specialized in this combination of IPC classes.

Timeline

  • 20.05.2015 - Publication A1 (EP2873661)
  • 07.10.2015 - Publication B1 (EP2873661)

IPC Classification