Priority Date: 13.05.09 (US 20090464999)

Engine combustion air cyclonic pre-cleaner embodying throttling member adjusted in accordance with engine load

  • Application ID: EP10159630
  • Status: No opposition filed within time limit


Company dna deere and company
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Technology Company


This EP application has the IPC class B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) and F02 (COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS). We found, that Vonnemann Kloiber & Kollegen, LS-MP Loth & Spuhler Munich Patent von Puttkamer Berngruber Loth Spuhler Partnerschaft von Patent- und Rechtsanwälten mbB, Notarbartolo & Gervasi SpA, Weber & Heim, BRP Renaud & Partner mbB and 15 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 13.05.2009 - Priority Date (US 20090464999)
  • 17.11.2010 - Publication A1 (EP2251074)
  • 07.12.2011 - Publication B1 (EP2251074)