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Expired Canadian patentCanada

Method to facilitate a reply to electronic meeting invitation in an interactive multi-terminal system employing electronic calendars

CA 1307855 C · Owner: International Business Machines Corporation · Inventors: Melkus, Lovie A.; Mcgaughey, Harry Stephen Iii; Torres, Robert Joseph

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

An electronic calendaring method for use in a data processing system which includes a plurality of interactive terminals which are interconnected to permit an end user at each terminal to interchange information with each other and to maintain an electronic calendar. The method facilitates the reply process to an electronic invitation to attend a meeting that is issued by one of the end users by arranging for the system to advise the invitee that a meeting notice is available for review in the "In Box" of the terminal. The method causes a composite screen to be built which simultaneously displays the meeting details and the relevant section i.e. a day of entries, of the owner's calendar in …

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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 September 22, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 22, 2009.
  • 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 22, 1988
GrantedSeptember 22, 1992
Term endedSeptember 22, 2009
Patent numberCA 1307855 C
Classification (IPC)G06Q10/00

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedDec 22, 1988Patent grantedSep 22, 1992Term endedSep 22, 2009

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