Priority Date: 09.07.10 (US 20100362890P)

CIRCULATION SUB AND METHOD FOR USING SAME

  • Application ID: EP11732553
  • Status: EXAMINATION IN PROGRESS

Applicant

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Technology Company

Attorney

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Specialization

This EP application has the IPC class 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). 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 this combination either. For a similar patent, they might be a good choice.

Timeline

  • 09.07.2010 - Priority Date (US 20100362890P)
  • 12.01.2012 - Publication A1 (WO2012006457)
  • 15.05.2013 - Publication A1 (EP2591202)

IPC Classification