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Expired Canadian patentCanada

Apparatus and method for locating a vehicle in a working area and for the on-board measuring of parameters indicative of vehicle performance

CA 1302567 C · Owner: Hagenbuch, Leroy G. · Inventors: Hagenbuch, Leroy G.

CIPO record

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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 system is disclosed for identifying the location of a vehicle, assemblying data related to vehicle performance and correlating the assembled data with vehicle location. From the correlation of data and location, a data base is generated that provides information for monitoring performance of the vehicle, reporting irregularities in the performance and generating control signals for commanding vehicle movement. The system comprises a plurality of signposts located at intended destinations of a vehicle, wherein each signpost is characterized by indicia that are distinctive to the associated destination. On board each vehicle is a device for detecting a signpost when the vehicle is within a …

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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

  • Granted June 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 12, 1987
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302567 C
Classification (IPC)G07C5/08 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJune 12, 1987Patent grantedJune 2, 1992Term endedJune 2, 2009

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