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Expired Canadian patentCanada

Fiber optic multiplexed data acquisition system

CA 1258927 A · Owner: Chrysler Motors Corporation · Inventors: Owski, Alexander J.; Fouts, Paul G.; Holdren, Earl J.

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

An optics fiber multiplexed data acquisition system includes an analog modular for collecting data and then transmitting the data by fiber optics cable to a memory module located at a remote location. The memory module employs means for directly accessing a computer controlled bus memory storage system.

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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 29, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 29, 2006.
  • 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 14, 1987
GrantedAugust 29, 1989
Term endedAugust 29, 2006
Patent numberCA 1258927 A
Classification (IPC)G08C23/06 +2 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedJuly 14, 1987Patent grantedAug 29, 1989Term endedAug 29, 2006

Sources & verification

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