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Expired Canadian patentCanada

Method and device for monitoring a road processing machine

CA 2591563 C · Owner: Stegmaier, Peter A. · Inventors: Stegmaier, Peter A.; Kuch, Volker; Buehlmann, Andreas

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Abstract From the Canadian patent

Disclosed herein is a method for monitoring the travel path of a road processing machine driving on a base surface and the working height of a working part arranged thereon in a vertically adjustable manner. In the method the , three-dimensional position of a position element arranged on the road processing machine is determined and the working , height of the working part is determined. The working height is compared with a required height, and/or the determined position is compared with a required position. The position element is arranged at a position which is located a distance away horizontally from the working part before the centre of gravity of the road processing machine …

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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 December 19, 2005 and granted August 13, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 19, 2025.
  • 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.
FiledDecember 19, 2005
GrantedAugust 13, 2013
Term endedDecember 19, 2025
Patent numberCA 2591563 C
Classification (IPC)E01C19/48

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedDec 19, 2005Patent grantedAug 13, 2013Term endedDec 19, 2025

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