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Expired Canadian patentCanada

Multiple needle holder and subcutanoeus multiple channel infusion port

CA 1264261 C · Owner: Brown, Eric W. · Inventors: Brown, Eric W.

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 multiple needle holder and multiple channel subcutaneous infusion port are disclosed. The multiple needle holder carries a plurality of needles which are each in separate fluid communication with a lumen of a plurality of lumens in a multilumen catheter. The multiple infusion port includes a septum which overlies a plurality of isolated chambers. Each chamber is accessed by a tube which connects to a different lumen of a subcutaneous multilumen catheter. When the needles of said needle holder are inserted through the septum of said infusion port each of said needles is in communication with a different one of said isolated chambers.

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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 January 9, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 9, 2007.
  • 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 19, 1987
GrantedJanuary 9, 1990
Term endedJanuary 9, 2007
Patent numberCA 1264261 C
Classification (IPC)A61M5/32 +2 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedMarch 19, 1987Patent grantedJan 9, 1990Term endedJan 9, 2007

Sources & verification

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