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Expired Canadian patentCanada

Articles and compositions providing antimicrobial effect during urinary drainage

CA 1232809 A · Owner: Baxter International Inc. · Inventors: Laurin, Dean; Stupar, James A.

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

Abstract of the Disclosure Compositions and an article of manufacture intended for introduction into a urinary drainage bag to provide antimicrobial effect to the interior of the urinary drainage bag and the urine contained therein are the province of this invention. The composition can be placed directly into the urinary drainage bag and may be used as part of a urinary drainage system having a urinary drainage bag, a urinary catheter and a catheter, adapter on the end of catheter tubing providing flow communication from catheter to bag. The article of manufacture also can be used as part of a similar system. Antimicrobial effect is provided to the interior of the urinary drainage bag, and …

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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 February 16, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 16, 2005.
  • 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 16, 1984
GrantedFebruary 16, 1988
Term endedFebruary 16, 2005
Patent numberCA 1232809 A
Classification (IPC)A61F5/44 +2 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedMarch 16, 1984Patent grantedFeb 16, 1988Term endedFeb 16, 2005

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