Priority Date: 16.08.11 (DE 20111052754)

Drive unit with two couple-able cooling circuits to preheat a combustion engine and method

  • Application ID: EP12180366
  • Status: PATENT GRANTED

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Specialization

This EP application has the IPC class F01 (MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES). Hannke Bittner & Partner is specialised in F01 (MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.

Timeline

  • 16.08.2011 - Priority Date (DE 20111052754)
  • 20.02.2013 - Publication A1 (EP2559879)
  • 06.07.2016 - Publication B1 (EP2559879)

IPC Classification