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Expired Canadian patentCanada

Protective system for van and truck windows

CA 1238675 A · Owner: Boykin, Richard C. · Inventors: Boykin, Richard C.

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 protective system for the vent window of a motor vehicle that comprises a metal mesh member positioned across the vent window inside the vehicle. A blocking pin connected to the mesh member extends laterally at a location that blocks rotational movement of the vent window latch from a locked mode onto the adjacent door frame wherein the vent window is prevented from being rotated from its closed position to an open position. The mesh member has a frame that includes a forward angled frame portion and a horizontal bottom frame portion that are adapted to secure the mesh member to the front door. A plate is secured to the front door via window regulator plate screws. A hinge secured to the …

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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 28, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 28, 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.
FiledNovember 27, 1985
GrantedJune 28, 1988
Term endedJune 28, 2005
Patent numberCA 1238675 A
Classification (IPC)B60R25/34 +1 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedNov 27, 1985Patent grantedJune 28, 1988Term endedJune 28, 2005

Sources & verification

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