Mobile telephone communication system and method for transmitting information associated with a geographic area to a subscriber
CA 2337627 A1 · Owner: Valentine, Eric · Inventors: Alperovich, Vladimir; Valentine, Eric
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and apparatus are provided for communicating information for use by a subscriber in a mobile telephone communication system including mobile stations that are operable in a plurality of identifiable distinct geographic , areas. The method includes the steps of storing a data base containing a plurality of information sets, each information set corresponding to one of the distinct geographic areas and containing information associated with the distinct geographic area that is of potential interest to a subscriber located in the geographic area; determining a current distinct geographic area in which a mobile station is located; and transmitting the information set …
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 July 2, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 2, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 2, 2021.
- 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.