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Expired Canadian patentCanada

Refuse pick-up device

CA 1067934 A · Owner: Blanchard, R. Spencer · Inventors: Blanchard, R. Spencer

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 refuse pick-up device comprising a first elongated frame member, a handle at a first end of the frame member a, second end of the frame member being bifurcated and having mounted thereon an open ended box, an arm pivotally mounted on the first frame member, a second frame member pivotally connectto the arm, and scoop means connected to an end of the second frame member and movable from positions removed from the box open end to a position adjacent the box open end.

Read the whole patent

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 December 11, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 11, 1996.
  • 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—
GrantedDecember 11, 1979
Term endedDecember 11, 1996
Patent numberCA 1067934 A
Classification (IPC)A01K29/00 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedDec 11, 1979Term endedDec 11, 1996

Sources & verification

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