Priority Date: 20.02.08 (DE 20081000352)

Anionic polymerisation of lactams using special activators

  • Application ID: EP09153033
  • Status: No opposition filed within time limit


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This EP application has the IPC combination C07 (ORGANIC CHEMISTRY) and C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON). LANXESS Deutschland GmbH is specialized in the combination C07 and C08. We found, that Lederer Keller Patentanwälte Partnerschaft mbB, Hoffmann Eitle PartmbB, Vossius & Partner Patentanwälte Rechtsanwälte mbB, Isenbruck Bösl Hörschler LLP, Maiwald Patentanwalts GmbH and 67 others are specialized in all of these IPC classes as well. For a similar patent, they might be a good choice.


  • 20.02.2008 - Priority Date (DE 20081000352)
  • 26.08.2009 - Publication A2 (EP2093246)
  • 16.06.2010 - Publication A3 (EP2093246)
  • 14.10.2015 - Publication B1 (EP2093246)