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Expired Canadian patentCanada

Multi-media technology for nutrition education and diet planning

CA 2233340 C · Owner: Kuch, Nina J. · Inventors: Kuch, Nina 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

The nature and substance of this invention includes a method and an apparatus for displaying information relating to a characteristic of an object which comprises a storage means (70) containing data for displaying images of different kinds of objects and for each kind of object relating to different sizes of each of the kinds of objects; a database (54) containing data relating to different kinds of characteristics in appropriate units of measurement of each of the kinds of objects and for each kind of characteristic relating to different sizes of each of the kinds of objects. The objects (202, 204, 206, 208) may be different kinds of food respectively in different portion sizes, …

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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

  • Filed September 28, 1995 and granted August 6, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 28, 2015.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 28, 2017.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 28, 1995
GrantedAugust 6, 2002
Term endedSeptember 28, 2015
Patent numberCA 2233340 C
Classification (IPC)G09B5/02 +2 more

Timeline

Timeline From CIPO dates

1996199820002002200420062008201020122014Application filedSep 28, 1995Patent grantedAug 6, 2002Term endedSep 28, 2015

Sources & verification

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