Patents by Inventor David Walter Bailey

David Walter Bailey has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Authorization and access control service for distributed network resources
    Patent number: 7685206
    Abstract: Providing access to a resource via authorization data that conditionally defines the access by an expression that identifies the resource by name and by at least one property of the resource. An authorization service issues the authorization data (e.g., as a token) and evaluating authorization data received from a client. The authorization service evaluates the expression in the authorization data to identify the resource and determine the rights associated with the user for the resource. The authorization service implements role-based access control to control access to resources in a distributed, multi-site network.
    Type: Grant
    Filed: February 12, 2004
    Date of Patent: March 23, 2010
    Assignee: Microsoft Corporation
    Inventors: Ashvin Joseph Mathew, Costel Radu, David Walter Bailey, Barry I. Kelman, Walter Oliver