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Expired Canadian patentCanada

Plant stake

CA 1210241 A · Owner: Peacock, Stephen M. · Inventors: Peacock, Stephen M.

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 plant stake comprising an elongated tubular stake body, having a pointed portion at its lower end and an opening at its upper end, and having an attachment wall on such tubular body, having attachment devices on such attachment wall at spaced intervals the attachment, wall extending to the pointed lower end of such body.

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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 August 26, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 26, 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.
FiledMay 21, 1982
GrantedAugust 26, 1986
Term endedAugust 26, 2003
Patent numberCA 1210241 A
Classification (IPC)A01G13/00

Timeline

Timeline From CIPO dates

1983198619891992199519982001Application filedMay 21, 1982Patent grantedAug 26, 1986Term endedAug 26, 2003

Sources & verification

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