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Expired Canadian patentCanada

High speed method for data transfer

CA 1317685 C · Owner: Sherman, Arthur M. · Inventors: Sherman, Arthur M.; Yanker, Peter C.

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

A method is described for transferring data units from a serially organized memory to a bit planar organized memory. The method first selects a plurality of data units from the serially organized memory. A bit pattern from the selected data units is then captured which- bit pattern includes only bits to be stored in a subset of the storage planes of the bit planar organized memory. The bit pattern is processed to isolate from it, subsidiary bit patterns one bit, pattern for each storage plane in the bit planar memory. Each subsidiary bit pattern is then translated so that its bit sequence is properly oriented and is then stored in a plane of the bit planar organized memory. In a preferred …

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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 11, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 11, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 8, 1989
GrantedMay 11, 1993
Term endedMay 11, 2010
Patent numberCA 1317685 C
Classification (IPC)G06F12/02 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedJune 8, 1989Patent grantedMay 11, 1993Term endedMay 11, 2010

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