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Expired Canadian patentCanada

Holding device for a rim of a vehicle wheel

CA 2633178 C · Owner: Wronski, Hans-Joachim · Inventors: Wronski, Hans-Joachim; Ohnesorge, Axel

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

A holding device (1) for a rim of a vehicle wheel is shown and described having a base plate (3) which has a central recess (2) for being pushed onto the shaft of a balancing machine, having a plurality of rotatably mounted holding elements (4) and having at least one coupling element (6) which is arranged coaxially with respect to the central recess (2) and is mounted rotatably on the base plate (3), the holding elements (4) and the coupling element (6) having interacting coupling means for the positive coupling of the rotational movement of the holding elements (4) and each holding element , (4) having a holding means. According to the invention there is provision, in addition to …

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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 April 24, 2006 and granted February 28, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 24, 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.
FiledApril 24, 2006
GrantedFebruary 28, 2012
Term endedApril 24, 2026
Patent numberCA 2633178 C
Classification (IPC)G01M1/04 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedApril 24, 2006Patent grantedFeb 28, 2012Term endedApril 24, 2026

Sources & verification

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