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Expired Canadian patentCanada

Display radio pager having graphic alarm for selective indication of memory availability factors

CA 1306016 C · Owner: Sato, Toshifumi · Inventors: Sato, Toshifumi; Ide, Motoki

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

NE-110-MK, (092A/2), "Display Radio Pager Having Graphic Alarm for Selective Indication of Memory Availability Factors" ABSTRACT OF THE DISCLOSURE, A selective calling display radio pager has a memory which is configured to store a plurality of received messages for later retrieval so that the amount of messages which can be stored is limited by one of first and second memory availability factors depending on the length of each of the received messages. A controller determines one of the first and second memory availability factors which is more accurate early warning against possible depletion of the memory than the other and displays it on a graphic alarm indicator along with a display of …

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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 August 4, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 4, 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.
FiledAugust 24, 1987
GrantedAugust 4, 1992
Term endedAugust 4, 2009
Patent numberCA 1306016 C
Classification (IPC)H04B1/16 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedAug 24, 1987Patent grantedAug 4, 1992Term endedAug 4, 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.