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Expired Canadian patentCanada

Absorbent article having inflected barrier cuffs

CA 2180423 C · Owner: Sageser, David Mark · Inventors: Sageser, David Mark; Milby, John Thomas; Mason, Michael Wayne

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Absorbent articles having side panels, that provide inflected barrier cuffs which provides better containment and fit. The absorbent articles comprise a liquid pervious topsheet (38), a liquid impervious backsheet (42) and absorbent core (44) positioned between the topsheet and the backsheet; a side panel (62) extending laterally from each longitudinal edge (30) of the absorbent article and having a proximal edge (64) and a distal edge (66); spacing means (76) for spacing the distal edge away from the liquid-receiving surface (topsheet) of the absorbent article; and a closing means (78) for securing the distal edges inboard of the proximal edges in the front waist region (22). The distal …

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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

  • Filed January 6, 1995 and granted July 25, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 6, 2015.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 6, 2017.
  • 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 6, 1995
GrantedJuly 25, 2000
Term endedJanuary 6, 2015
Patent numberCA 2180423 C
Classification (IPC)A61F13/56 +1 more

Timeline

Timeline From CIPO dates

1996199820002002200420062008201020122014Application filedJan 6, 1995Patent grantedJuly 25, 2000Term endedJan 6, 2015

Sources & verification

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