Identity system for use in a computing environment
CA 2501848 C · Owner: Microsoft Technology Licensing, Llc · Inventors: Cameron, Kim; Hacherl, Donald J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system for identifying principals within a computing environment is disclosed. The system includes principal objects containing identity claims. The , principal objects are used by computer processes within the environment to perform , tasks related to the association of principals to activated resource objects. Exemplary principals include individuals a group of individuals, organizations and computer modules and devices. Each identity claim uniquely identifies a specific , principal within a particular scheme. To accomplish this each identity claim , includes an assertion that specifies an identification string unique to a principal , within the associated scheme. Exemplary …
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 29, 2004 and granted March 20, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 29, 2024.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 29, 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.