Securely identifying an executable to a trust-determining entity
CA 2482243 C · Owner: Dhir, Anshul · Inventors: Kurien, Thekkthalackal Varugis; Ray, Kenneth D.; Dhir, Anshul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A resource is obtained from a resource provider (RP) for a resource requester (RR) operating on a computing device. The RR has an identity descriptor (id) associated therewith where the id including security-related information specifying an environment in which the RR operates. A code identity (code-ID) is calculated corresponding to and based on the loaded RR and loaded id. The RP verifies that the calculated code-ID in a request for the resource matches one of one or more valid code-IDs for the identified RR to conclude that the RR and id can be trusted and the RP responds to the forwarded request by providing the requested resource to the RR.
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 September 21, 2004 and granted October 29, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 21, 2024.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 21, 2026.
- 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.