Priority Date: 16.03.12 (CZ 20120000190)

A METHOD OF PREPARING THE SCOPINE ESTER OF DI-(2-THIENYL)GLYCOLIC ACID, AN INTERMEDIATE IN THE SYNTHESIS OF TIOTROPIUM BROMIDE, AND ITS NEW FORM

  • Application ID: EP13716178
  • Status: NO OPPOSITION FILED WITHIN TIMELIMIT

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Specialization

This patent has the IPC class C07 (ORGANIC CHEMISTRY) Rott Růžička & Guttmann is specialized in C07. 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

  • 16.03.2012 - Priority Date (CZ 20120000190)
  • 19.09.2013 - Publication A1 (WO2013135219)
  • 21.01.2015 - Publication A1 (EP2825535)
  • 27.04.2016 - Publication B1 (EP2825535)

IPC Classification