Location-triggered reminder for mobile user devices
CA 2288475 A1 · Owner: Lucent Technologies Inc. · Inventors: Welch, Bryan J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mobile user device, such as a personal digital assistant (PDA 100), a wireless telephone, a car phone or any other programmable, device that the user generally has with him or her is equipped with a, global positioning system (GPS) receiver (101) and is programmable (102) by the user to alert the user to when he or she arrives with the device at a predetermined location (252), as well as to disclose (101) to the user whatever information (263) the user chose to associate with that location (e.g. a "to-do" list). The user can program in the geographical coordinates (253) of locations and location names (252) and thereafter, refer to the locations by name. The user can also program in a …
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 2, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 2, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 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.