Method and apparatus for automated call-back subscriber service
CA 2362224 A1 · Owner: Torres Morales, Omar · Inventors: Torres Morales, Omar
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of implementing a call-back service by a calling party subscriber attempting to call a telecommunications device operated by a called party, comprising the steps of paging to the telecommunications device determining , that the, device is not available and noting in a calling party subscriber record that a subsequent, call is to be placed to the device upon its subsequent registration. The method may, include the steps of receiving an indication that the device is available and placing the, subsequent call to the device. The method may also includes the steps of notifying the, subscriber that the device is available and querying the subscriber as to whether the, subsequent …
Read the whole patent
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 November 14, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 14, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 14, 2023.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.