Priority Date: 30.03.12 (CA 20122773201)

Variable chamber volume piston pump

  • Application ID: EP13160743
  • Status: The patent has been granted


Employment test 201 - 500 employees
Company dna grunecker kinkeldey stockmair and schwanhausser
operating since 1924
Headquarter in Munich and 2 offices
active in Legal Services


This EP application has the IPC combination A47 (FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL) and B05 (SPRAYING OR ATOMISING IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL). We found, that Banse & Steglich, Beckord & Niedlich, Hoeger Stellrecht & Partner Patentanwälte mbB, Tetzner & Partner mbB, von Rohr Patentanwälte Partnerschaft mbB and 14 others are specialized in this combination either. For a similar patent, they might be a good choice.


  • 30.03.2012 - Priority Date (CA 20122773201)
  • 02.10.2013 - Publication A2 (EP2644280)
  • 26.11.2014 - Publication A3 (EP2644280)
  • 13.12.2017 - Publication B1 (EP2644280)

IPC Classification