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Expired Canadian patentCanada

User interface for medication infusion system

CA 1329946 C · Owner: Siemens Infusion Systems Ltd. · Inventors: Rule, O. Rey, Iii; Hague, Clifford W.; Colman, Fredric C.

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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, A user interface for clinical configuration of a multimode medication infusion system is provided for use with a disposable fluid pathway that incorporates a sterile cassette containing pumping elements and sensor interfaces in a multi-channel configuration. The hardware portion of the user interface comprises an audio signal generator status indication devices, display means and user inputs. A programmed, microprocessor allows the user to control the system through the user inputs. The display means allows simultaneous display of data pertaining to multiple infusion requirements. The user interface is designed to be a flexible mechanism for use of the system by …

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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 May 31, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 31, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 29, 1988
GrantedMay 31, 1994
Term endedMay 31, 2011
Patent numberCA 1329946 C
Classification (IPC)A61M5/14 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedNov 29, 1988Patent grantedMay 31, 1994Term endedMay 31, 2011

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