Patents by Inventor Phillip Andrew Heller

Phillip Andrew Heller 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).

  • Transparent DNS subtree redirection inclusive of subtree owner
    Patent number: 10791086
    Abstract: A methodology for operating an authoritative DNS server includes receiving a DNS query from a DNS client, in response to the DNS query, traversing a label tree stored in the authoritative DNS server to find a resource record that matches the DNS query, while traversing the label tree, encountering a LINK record in the label tree that is configured to redirect the traversing to a different branch of the label tree, and in response to the LINK record, redirecting the traversing to the different branch of the label tree, wherein the LINK record is a resource record type that is hidden from DNS clients and is configured to redirect for an owner of the record type and subordinates thereof.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: September 29, 2020
    Assignee: CISCO TECHNOLOGY, INC.
    Inventors: Phillip Andrew Heller, Mark Michael Warren
  • TRANSPARENT DNS SUBTREE REDIRECTION INCLUSIVE OF SUBTREE OWNER
    Publication number: 20190149506
    Abstract: A methodology for operating an authoritative DNS server includes receiving a DNS query from a DNS client, in response to the DNS query, traversing a label tree stored in the authoritative DNS server to find a resource record that matches the DNS query, while traversing the label tree, encountering a LINK record in the label tree that is configured to redirect the traversing to a different branch of the label tree, and in response to the LINK record, redirecting the traversing to the different branch of the label tree, wherein the LINK record is a resource record type that is hidden from DNS clients and is configured to redirect for an owner of the record type and subordinates thereof.
    Type: Application
    Filed: November 14, 2017
    Publication date: May 16, 2019
    Inventors: Phillip Andrew Heller, Mark Michael Warren