Methods and systems for providing integrity and trust in data management and data distribution processes
CA 2546818 A1 · Owner: Pitsos, Errikos · Inventors: Pitsos, Errikos
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method, a system, and computer-readable media having instruction for controlling client devices and server are provided for managing digital data. According to one aspect, a method comprises associating digital data with predefined sets of digital data, computing a leaf hash values over some or all of the digital data and/or over identifications of some or all of the digital data that are associated with the predefined sets and computing a root hash , value, whereby the underlying hash algorithm has as an input at least said leaf hash values. The method further comprises determining the consistency of given digital data with said root hash value by identifying the set of digital …
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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 21, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 21, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 21, 2025.
- 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.