Method of displaying information by an electronic price label
CA 2287600 A1 · Owner: Goodwin, John C. Iii · Inventors: Goodwin, John C. Iii
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of displaying information associated with a special promotion by an electronic price label (EPL) which saves bandwidth at a start time of the special promotion. The method includes the steps of receiving a number of first messages containing the second information by the EPL prior to the special promotion, storing the second information in a second memory location within the EPL while the first information is being stored within a first memory location in the EPL by the EPL prior to the special promotion receiving a, second message containing a command to display the second information by the EPL at about the time of the special promotion, reading the second information from the …
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 October 26, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 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.