Patents by Inventor Chad D. Lingmann

Chad D. Lingmann 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).

  • System, method and program to update certificates in a computer
    Patent number: 7870383
    Abstract: System, method and program product for updating a current encryption certificate with a new encryption certificate in a computer having a first plurality of communication channels which require an encryption certificate and a second plurality of communication channels which do not require an encryption certificate. The computer stores the current encryption certificate. The first plurality of communication channels are active and use the current encryption certificate for communication. The second plurality of communication channels are also active. The first plurality of communication channels are deactivated without deactivating the second plurality of communication channels, while substituting the new encryption certificate for the current encryption certificate for subsequent use by the first plurality of communication channels. After the substitution, the first plurality of communication channels are reactivated.
    Type: Grant
    Filed: February 9, 2006
    Date of Patent: January 11, 2011
    Assignee: International Business Machines Corporation
    Inventor: Chad D. Lingmann