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Expired Canadian patentCanada

Neural network based automated cytological specimen classification system and method

CA 1323700 C · Owner: Autocyte North Carolina, L.L.C. · Inventors: Rutenberg, Mark R.

CIPO record

Overview

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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 automated screening system and method for cytological specimen classification in which a neural network is utilized in performance of the classification function. Also included is an automated microscope and associated image processing circuitry.

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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 October 26, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 26, 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.
FiledApril 4, 1989
GrantedOctober 26, 1993
Term endedOctober 26, 2010
Patent numberCA 1323700 C
Classification (IPC)G06F15/18 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedApril 4, 1989Patent grantedOct 26, 1993Term endedOct 26, 2010

Sources & verification

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