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Expired Canadian patentCanada

Combination rear view mirror and digital clock

CA 1233648 A · Owner: Pastore, Ronald · Inventors: Pastore, Ronald

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

An improved rear view mirror which may contain any of a wide variety of indicator instruments such as a clock speedometer, etc. Use of this improved mirror improves driving safety in that the driver does not have to divert his attention and visual eye contact downward to see a normal instrument cluster. Instruments are easily connected and installed and, if necessary, removed by means of removable back plate and sliding pressure contacts. The instruments may be illuminated for ease of night time viewing. -8-

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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 March 8, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 8, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 23, 1985
GrantedMarch 8, 1988
Term endedMarch 8, 2005
Patent numberCA 1233648 A
Classification (IPC)G02B5/08 +1 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedMay 23, 1985Patent grantedMarch 8, 1988Term endedMarch 8, 2005

Sources & verification

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