Dual level encrypted cache for secure document print on demand
CA 2416766 A1 · Owner: Hewlett-Packard Company · Inventors: Chiarabini, Luca; Gonzalez, Manuel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An on-line distributed printing network comprises a portal computer a print , manager computer 301 and at least one print service provider computer 302. The portal computer 300 and print merchant computer 301 are connected by a relatively high bit rate capacity communications link 302. The print merchant computer and print service provider computer 303 are connected by a conventional low bit rate capacity communications link 304 e.g. a 25 kilobits , per second modem. The print manager computer and print service provider computer have respective first and second level cache data storage devices for storage of encrypted content data transferred from the portal to the print manager …
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 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 19, 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.