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Expired Canadian patentCanada

Rail vehicle, particularly monorail

CA 1309618 C · Owner: Aeg Monorail Systems, Inc. · Inventors: Tutzer, Peter

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 rail vehicle, particularly a monorail has, several vehicles or cars, each of two adjacent or neighboring ones of which are connected by means of an associated coupling device. Between each two adjacent vehicles or cars there is mounted a bogie with an axle suspension for supporting wheels and guide wheels running on a track. A guide arrangement is provided between the adjacent vehicles or cars. This guide arrangement together with a connecting joint of the coupling device forms a single substantially vertical steering axis. This single substantially vertical steering axis passes in a vertical median longitudinal plane of the vehicles or cars both through the connecting joint and through …

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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 November 3, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 3, 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.
FiledSeptember 15, 1987
GrantedNovember 3, 1992
Term endedNovember 3, 2009
Patent numberCA 1309618 C
Classification (IPC)B61G5/02 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedSep 15, 1987Patent grantedNov 3, 1992Term endedNov 3, 2009

Sources & verification

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