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Expired Canadian patentCanada

Mattress-supporting bunk assembly for trucks

CA 1069225 A · Owner: Globe Industries Ltd. · Inventors: Skoworodko, Michael

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 bunk assembly for supporting a mattress above the floor of a sleeping compartment of a truck has a lower frame the longitudinal axis of which extends transversely of the corresponding axis of the truck. Corner supports attach the lower frame to the compartment floor and allow the frame to reciprocate to a limited or controlled extent in directions towards the front and rear of the vehicle. An upper frame for supporting the mattress is secured to the lower frame by corner springs which absorb vertically imposed shock loads. Opposite ends of the lower and upper frames are interconnected by hinges which allow the latter frame to move only longitudinally of the former frame. Resilient braces …

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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 January 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 1, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJanuary 1, 1980
Term endedJanuary 1, 1997
Patent numberCA 1069225 A
Classification (IPC)A47C23/04 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 1, 1980Term endedJan 1, 1997

Sources & verification

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