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Expired Canadian patentCanada

A treatment system for wounds and other disorders and a method for treating wounds and other skin disorders

CA 2071827 C · Owner: Applied Tissue Technologies, Llc · Inventors: Eriksson, Elof

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

A treatment system for wounds and other disorders is disclosed which includes a flexible chamber (20) secured about the periphery of a wound, optionally including portal means (28 29) for, introduction and removal of treatment fluids from said chamber control, means for treatment variables and monitoring means (24) for, monitoring wound conditions in combination with a treatment fluid, consisting of saline and other optional additives such as antibiotics and anesthetics. A method for treating wounds and other skin disorders is also disclosed, said method comprising the steps of securing a fluid-filled, flexible, conformable chamber (20) about the periphery of the wound so that 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

  • Filed December 14, 1990 and granted August 18, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 14, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 14, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 14, 1990
GrantedAugust 18, 1998
Term endedDecember 14, 2010
Patent numberCA 2071827 C
Classification (IPC)A61M35/00 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedDec 14, 1990Patent grantedAug 18, 1998Term endedDec 14, 2010

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