Method of and system for distributing electronic coupons over a network prior to the consummation of a purchase transaction based on a client's purchasing history
CA 2408282 A1 · Owner: Catalina Marketing International, Inc. · Inventors: Laor, Raviv
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system for distributing electronic coupons over a communications network according to the invention includes an e-tail server system having a computer processor and associated memory and including items for sale a promotional , server system having a computer processor and associated memory the , promotional server system including a database of promotional data that define electronic coupons and a client system having a computer processor and associated memory, the client system being selectively coupleable to the etail server system over the communications network. The client system establishes a primary connection to the e-tail server system to conduct a primary purchase …
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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 May 9, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 9, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 9, 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.