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Expired Canadian patentCanada

Voice applications generator

CA 2008407 C · Owner: Pessia, Dario · Inventors: Pessia, Dario; Gliemer, Ralf

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

Apparatus and method for performing at least one voice related application, the apparatus including a state table memory 62 for storing information expressive of at least two states 64. The states are entered into the state table memory by a state generator 68 during interaction with a voice applications writer. Each of the states includes at least an identification of the state an identification of an action to be performed by the execution of the state and an identification of at least one state to be executed next upon a termination of the action. The apparatus further includes a state machine 60 for reading information expressive of a state from the state table memory and for invoking …

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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 January 23, 1990 and granted May 3, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 23, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 23, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 23, 1990
GrantedMay 3, 1994
Term endedJanuary 23, 2010
Patent numberCA 2008407 C
Classification (IPC)G06F9/00 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedJan 23, 1990Patent grantedMay 3, 1994Term endedJan 23, 2010

Sources & verification

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