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Expired Canadian patentCanada

Safety light band

CA 1297855 C · Owner: Ask, Willy G. · Inventors: Ask, Willy G.; Wahlberg, E. Peter M.

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 safety light band maximizes visibility of a pedestrian wearing the band in poorly lighted or unlighted conditions. The band is formed as a flexible strap having fastening means for wearing the band on the person and, luminous means comprising an interactive combination of electric lamps and reflective surfaces.

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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 24, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 24, 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.
FiledApril 27, 1988
GrantedMarch 24, 1992
Term endedMarch 24, 2009
Patent numberCA 1297855 C
Classification (IPC)G08B5/00

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedApril 27, 1988Patent grantedMarch 24, 1992Term endedMarch 24, 2009

Sources & verification

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