Priority Date: 13.09.07 (US 20070972049P)

Multi-elastomer seal

  • Application ID: EP13001039


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This EP application has the IPC combination E21 (EARTH OR ROCK DRILLING; MINING) and F16 (ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL). N.J. Akers & Co is specialized in the combination E21 and F16. We found, that König Szynka Tilmann von Renesse Patentanwälte Partnerschaft mbB, Acapo AS, K2 IP Ltd, Habbel & Habbel Patentanwälte, Onsagers and 27 others are specialized in all of these IPC classes as well. For a similar patent, they might be a good choice.


  • 13.09.2007 - Priority Date (US 20070972049P)
  • 05.06.2013 - Publication A1 (EP2600040)
  • 01.02.2017 - Publication B1 (EP2600040)