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Expired Canadian patentCanada

Holographic indicator for determining vehicle perimeter location

CA 1292378 C · Owner: Moss, Gaylord E. · Inventors: Moss, Gaylord E.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A holographic indicator for determining a vehicle perimeter location is provided. A substantially transparent hologram member can be fixed to either the windshield or the rear window and contains a holographic image of indicia representing a virtual image of an indicator that will correspond spatially to a perimeter location of a vehicle body when appropriately illuminated. A light source can be selectively illuminated by the driver to realize the virtual image of the indicator to assist him in close maneuvering, such as parking.

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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 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 26, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 4, 1988
GrantedNovember 26, 1991
Term endedNovember 26, 2008
Patent numberCA 1292378 C
Classification (IPC)G03H1/22 +2 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedJan 4, 1988Patent grantedNov 26, 1991Term endedNov 26, 2008

Sources & verification

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