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Expired Canadian patentCanada

Method, apparatus for preparing and administering intravenous anesthesia infusions

CA 2126556 C · Owner: Teeple, Edward Jr. · Inventors: Teeple, Edward Jr.

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

The present invention relates to a method of preparing and administering one or more drug solutions for continuous infusion. Flow rates are standardized by varying the drug concentrations according to a preestablished set of tables. The method of the present invention greatly simplifies clinical application of continuous infusion anesthesia, and allows easy preparation of different volumes which can minimize drug wastage. The standardization of rate taught by the present method eases interpretation and mixing, resulting in easier application of drugs and increased patient safety. An apparatus is desirably used to assist in achieving the objectives of the present invention. The device …

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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 7, 1992 and granted January 11, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 7, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 7, 2014.
  • 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 7, 1992
GrantedJanuary 11, 2000
Term endedDecember 7, 2012
Patent numberCA 2126556 C
Classification (IPC)A61J3/00 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedDec 7, 1992Patent grantedJan 11, 2000Term endedDec 7, 2012

Sources & verification

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