Patents by Inventor Robert B. Crittenden

Robert B. Crittenden 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).

  • Efficient security information distribution
    Patent number: 8468339
    Abstract: Methods and software for distributing several data objects containing status information about security certificates, and a directory of the data objects, through a peer-to-peer data distribution network. Other methods and software for preparing a certificate status object containing validity information about a security certificate, and a reaffirmation object identifying the certificate status object, both to be transmitted to a requesting client after an expiration time contained in the certificate status object.
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: June 18, 2013
    Assignee: Red Hat, Inc.
    Inventors: Steven W. Parkinson, Robert B. Crittenden
  • Efficient security information distribution
    Publication number: 20080133906
    Abstract: Methods and software for distributing several data objects containing status information about security certificates, and a directory of the data objects, through a peer-to-peer data distribution network. Other methods and software for preparing a certificate status object containing validity information about a security certificate, and a reaffirmation object identifying the certificate status object, both to be transmitted to a requesting client after an expiration time contained in the certificate status object.
    Type: Application
    Filed: November 30, 2006
    Publication date: June 5, 2008
    Inventors: Steven W. Parkinson, Robert B. Crittenden