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Expired Canadian patentCanada

Medical information system

CA 1293566 C · Owner: Radigan, Russell Paul · Inventors: Haley, Allen Woodward Jr.; Craig, Robert Bruce Jr.; Davidheiser, Timothy Scott

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract, An information system comprising hospital computer terminals interconnected with a message network. computer terminal enters record and medical data which is formatted into a data message and transmitted over the message network to each computer terminal. The received record and medical data is modified in accordance with data assigned the receiving computer terminal and recorded in data bases. Patient data entered into computer terminals is recorded in a patient file data base consistent with the modified record and medical data recorded in the computer terminal data bases.

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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 December 24, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 24, 2008.
  • 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 9, 1987
GrantedDecember 24, 1991
Term endedDecember 24, 2008
Patent numberCA 1293566 C
Classification (IPC)G06Q50/00

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedMarch 9, 1987Patent grantedDec 24, 1991Term endedDec 24, 2008

Sources & verification

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