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Expired Canadian patentCanada

Flattened roll web dispenser

CA 1096821 A · Owner: Specialities Mackay Inc. (Les)/Mackay Specialties Inc. · Inventors: Mathieson, Ian N.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

In combination a rigid non-flexible walled container and a roll of substrate therein, the roll comprising a prefolded web, cross perforated to provide tearable sheets therefrom, the container comprising at least a pair of end wall members interconnected by at least one further wall member to thereby enclose the roll, and an aperture in at least one of the end wall members for use in dispensing the roll from the container, the aperture including means for use in severing the substrate, the roll including a pair of end faces and a pheripheral surface extending therebetween the end faces, being adjacent respectively the end wall members the roll, further including a bore extending between the …

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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 March 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 1998.
  • 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 26, 1979
GrantedMarch 3, 1981
Term endedMarch 3, 1998
Patent numberCA 1096821 A
Classification (IPC)A47K10/22 +1 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedJan 26, 1979Patent grantedMarch 3, 1981Term endedMarch 3, 1998

Sources & verification

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