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Expired Canadian patentCanada

Conformable disposable diaper having reinforced portions

CA 1195804 A · Owner: Johnson & Johnson · Inventors: Pieniak, Heinz A.; Repke, Virginia L.

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 disposable diaper having improved fit about the legs and/or waist of the wearer and having reinforced corners for enhanced securement of the diaper about the wearer is disclosed. Improved fit and reinforcement are obtained by an elongated, inherently elastic ribbon member positioned along at least one margin of the diaper. The ribbon member is secured to the diaper so as to provide an elastic region at a central portion of the margin and a unitary, relatively inelastic reinforced region in a corner portion of the diaper.

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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 October 29, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 29, 2002.
  • 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
GrantedOctober 29, 1985
Term endedOctober 29, 2002
Patent numberCA 1195804 A
Classification (IPC)A61F13/15

Timeline

Timeline From CIPO dates

19801983198619891992199519982001Application filedJan 26, 1979Patent grantedOct 29, 1985Term endedOct 29, 2002

Sources & verification

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