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Expired Canadian patentCanada

Medical devices and methods of making medical devices

CA 2580894 C · Owner: Bayston, Roger · Inventors: Bayston, Roger

CIPO record

Overview

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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 medical device material impregnated with a combination of antimicrobial agents, the combination of antimicrobial agents comprising a first antimicrobial agent, the first antimicrobial agent being triclosan and at least a second antimicrobial agent, wherein the combination of antimicrobial agents provides the device material with antimicrobial activity and inhibition of resistant microbial mutations for of the order of or greater than, 80 days.

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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 September 22, 2005 and granted June 25, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 22, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 22, 2005
GrantedJune 25, 2013
Term endedSeptember 22, 2025
Patent numberCA 2580894 C
Classification (IPC)A61L29/16 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 22, 2005Patent grantedJune 25, 2013Term endedSep 22, 2025

Sources & verification

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