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Expired Canadian patentCanada

Patient chair

CA 1201051 A · Owner: Leib, Roger K. · Inventors: Leib, Roger K.

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 chair is provided which finds primary although, not exclusive, use as a patient's chair in a hospital room. The chair is formed of both rigid and flexible resilient members, composed respectively, for example of tubular and flat, barstock spring steel which is configured to form a frame for the chair, and which provides a base, front legs and support, for the seat, back and arm rests of the chair; and a web-like member attached to the frame to constitute the seat and back of the chair. The seat and back are supported on the frame for resilient reciprocal movement. A pair of arm rests are attached to the frame, on either side of the seat. The weblike member, for example, may be formed of …

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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 February 25, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 25, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 30, 1982
GrantedFebruary 25, 1986
Term endedFebruary 25, 2003
Patent numberCA 1201051 A
Classification (IPC)A47C3/02 +1 more

Timeline

Timeline From CIPO dates

1983198619891992199519982001Application filedMarch 30, 1982Patent grantedFeb 25, 1986Term endedFeb 25, 2003

Sources & verification

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