Priority Date: 31.12.13 (CN 20132887863U)

Gel-ink pen capable of erasing handwriting

  • Application ID: EP14171835
  • Status: APPLICATION DEEMED TO BE WITHDRAWN

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Specialization

This patent has the IPC class B43 (WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES) is specialized in B43. 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

  • 31.12.2013 - Priority Date (CN 20132887863U)
  • 01.07.2015 - Publication A1 (EP2889154)