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Expired Canadian patentCanada

Data distribution apparatus and method

CA 1301360 C · Owner: Wang Laboratories, Inc. · Inventors: Valenti, Andrew Paul

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

Apparatus and method for distributing data from a central digital data processing system to remote digital data processing systems and apparatus for storing data in digital data processing systems. The central digital data system creates a data descriptor which describes the data and its source location. The central system provides the data descriptor to the remote systems. The remote systems employ the data descriptor to retrieve the data to be distributed and place it in a destination. A given digital data processing system may function as both a central system and a remote system. The data descriptor may be provided to the remote systems by means of magnetic media or a network and the …

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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 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 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.
FiledJuly 18, 1986
GrantedMay 19, 1992
Term endedMay 19, 2009
Patent numberCA 1301360 C
Classification (IPC)G06F15/16 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedJuly 18, 1986Patent grantedMay 19, 1992Term endedMay 19, 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.