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Expired Canadian patentCanada

Hydrophobic gel wound dressing

CA 1329082 C · Owner: Molnlycke Ab · Inventors: Fabo, Tomas

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

APPLICANT: M?LNLYCKE AB, TITLE: WOUND DRESSING ABSTRACT OF THE DISCLOSURE, The present invention relates to a soft elastic and flexible wound dressing having through-holes or channels admitting the passage of fluid and air therethrough. The dressing is composed of a hydrophobic gel applied to a reinforcement made of an elastic material.

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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 May 3, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 3, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 9, 1987
GrantedMay 3, 1994
Term endedMay 3, 2011
Patent numberCA 1329082 C
Classification (IPC)A61F13/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedMarch 9, 1987Patent grantedMay 3, 1994Term endedMay 3, 2011

Sources & verification

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