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Expired Canadian patentCanada

Means for disposal of articles by flushing and ostomy pouches particularly suited for such disposal

CA 1287282 C · Owner: E.R. Squibb & Sons, Inc. · Inventors: Aronoff, Marvin S.; Keyes, Denis E.

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Abstract From the Canadian patent

Of ARTICLES BY FLUSHING AND OSTOMY POUCHES PARTICULARLY SUITED FOR SUCH DISPOSAL, Flexible, soft objects such as ostomy pouches, wound dressings, bandages, diapers etc. can be flushed down a conventional toilet by covering the article with a sheet of material which rapidly becomes slimy or exudes a slimy material on contact with the water in a toilet bowl or by adding such materials directly to the bowl. An ostomy pouch constructed from materials particularly suited for disposal in a toilet bowl is also disclosed. The pouch is constructed from laminates of water swellable, cold water insoluble films and water resistant tissue paper.

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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 6, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 6, 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.
FiledNovember 30, 1987
GrantedAugust 6, 1991
Term endedAugust 6, 2008
Patent numberCA 1287282 C
Classification (IPC)A61F5/44 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedNov 30, 1987Patent grantedAug 6, 1991Term endedAug 6, 2008

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