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Expired Canadian patentCanada

Selectors for data visualization

CA 2115237 C · Owner: American Telephone And Telegraph Company · Inventors: Eick, Stephen Gregory

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

Data selectors for selecting values which affect display of data. The data selector represents a set of values, and selection is done by interactively "painting" a portion of the data selector. The values which correspond to the painted portion are activated. Species of the data selectors include discrete data selectors continuous, data selectors, and multidimensional data selectors. An exemplary discrete data selector is employed in apparatus for displaying information about a very large number of entities. The apparatus includes very small entity representations representing entities such as lines of text contained in columns representing a context such as the files which contain 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

  • Filed February 8, 1994 and granted March 30, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 8, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 8, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 8, 1994
GrantedMarch 30, 1999
Term endedFebruary 8, 2014
Patent numberCA 2115237 C
Classification (IPC)G06F3/14

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedFeb 8, 1994Patent grantedMarch 30, 1999Term endedFeb 8, 2014

Sources & verification

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