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Expired Canadian patentCanada

Sleeve-type carrier handle

CA 1279611 C · Owner: Manville Corporation · Inventors: Wilson, Jerry Franklin

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 sleeve-type beverage can carrier having a transversely arranged handle opening in the top panel. The opening is covered by flaps foldably connected to the top panel along the transversely extending elongated edges of the handle opening each flap being formed, of individual tabs which facilitate the folding down of the flap by the fingers of a user. The elongated edges are tapered so that they are the most widely spaced apart midway along their length and the closest together near their ends. This arrangement causes the top panel on both sides of the handle opening to bow upwardly when the carrier is lifted to distribute the lifting stresses through the top panel and the upper portions 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 January 29, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 29, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 16, 1987
GrantedJanuary 29, 1991
Term endedJanuary 29, 2008
Patent numberCA 1279611 C
Classification (IPC)B65D5/46 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedSep 16, 1987Patent grantedJan 29, 1991Term endedJan 29, 2008

Sources & verification

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