Information security method and apparatus
CA 2272894 A1 · Owner: Voltaire Advanced Data Security Ltd. · Inventors: Diamant, Erez; Prescher, Amir
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The communication apparatus includes a public network (6) a secure network , (8), a plurality of public nodes (50 60, 70) connected to the public network and a plurality of secured nodes (20, 30 40) connected to the secured network , and to the public network. The nodes communicate over the networks wherein each of the secured nodes includes a communication controller (28 38, 48), a , computer system (21, 31, 41) and a secured storage area (24 34, 44). A , secured node divides a confidential message into at least two segments and transmits the segments via at least one of the secured networks. The communication controller is also operative to disconnect the secured storage area from …
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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 November 20, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 20, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 20, 2019.
- 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.