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Expired Canadian patentCanada

System and method for downloading internet based information to an adsi phone slot

CA 2249795 C · Owner: Kredo, Thomas J. · Inventors: Bergman, Richard G.; Mitchell, Andrew J.; Kredo, Thomas J.

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

The present invention is an ADSI download system. The system 10 has one or more, ADSI telephones 12, a telephone network 14 a network application server 16, a , download request database file 9, and one or more remote sites 18 located on the WWW or on a, proprietary network, such as America On Line or Prodigy. The computer network site, location 18 contains an ADSI mergable file 19 that includes information such as local weather, stock quotes, news, announcements or advertisements. In response to a caller initiated or a, server initiated download the server 14 accesses the site 18 and transfers the file 19 to the, server 16, where it is merged with an ADSI download template then 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 October 8, 1998 and granted April 1, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 8, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 8, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 8, 1998
GrantedApril 1, 2003
Term endedOctober 8, 2018
Patent numberCA 2249795 C
Classification (IPC)H04M11/06

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedOct 8, 1998Patent grantedApril 1, 2003Term endedOct 8, 2018

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