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Expired Canadian patentCanada

Working electrode for an electrodynamic fragmenting installation

CA 2642411 C · Owner: Maurer, Daniel Emanuel · Inventors: Maurer, Daniel Emanuel; Mueller-Siebert, Reinhard

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention relates to a working electrode for an electrodynamic fragmenting installation. The working electrode comprises an insulator (1) with a central conductor (2) which axially passes through the insulator (1) and carries at its working end an electrode tip (3) which is formed by an exchangeable changing part (4) and adjoins a stop area (6) of the central conductor (2) with a contact area (5) under axial compressive prestress. The invention makes it possible to provide working electrodes for electrodynamic fragmenting installations in which the electrode tips can be exchanged in a simple manner and which can be operated practically without maintenance over a long period of time even …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed February 15, 2006 and granted August 13, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 15, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 15, 2006
GrantedAugust 13, 2013
Term endedFebruary 15, 2026
Patent numberCA 2642411 C
Classification (IPC)B02C19/18 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 15, 2006Patent grantedAug 13, 2013Term endedFeb 15, 2026

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.