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Expired Canadian patentCanada

System for testing interactive software

CA 1290064 C · Owner: Mesnard, Robert M. · Inventors: Kerr, Randal H.; Mesnard, Robert M.

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

A method for testing host resident interactive software. The host resident interactive software is first executed while an interactive test case is captured. The test case is then executed on another version of the interactive software. The differences between the versions of the interactive software are detected and subsequently presented. Another function of the method of the present invention is to allow complete documentation of perceived errors in host resident interactive software.

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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 1, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 1, 2008.
  • 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 4, 1987
GrantedOctober 1, 1991
Term endedOctober 1, 2008
Patent numberCA 1290064 C
Classification (IPC)G06F11/00 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedFeb 4, 1987Patent grantedOct 1, 1991Term endedOct 1, 2008

Sources & verification

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