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Expired Canadian patentCanada

Self relocating manipulator

CA 1238672 A · Owner: Spar Aerospace Limited · Inventors: Gossain, Devendra M.; Sachdev, Savinder S.

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 self relocating manipulator assembly is disclosed herein which is movable so as to be secured to any one of a number of fixtures which are spaced from one another on a support structure. The manipulator assembly comprises a boom which has first and, second end effectors each adapted to releasably secured to any one of the fixtures. First and second articulators are provided which serve to mount the first and second end effectors at first and second ends of the boom respectively. The first and second articulators provide a sufficient degree of movement between the end effectors and the boom to allow one end effector to be moved toward and away from one of said fixtures while the other end …

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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.
FiledJanuary 17, 1986
GrantedJune 28, 1988
Term endedJune 28, 2005
Patent numberCA 1238672 A
Classification (IPC)B25J15/04

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedJan 17, 1986Patent 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.