Patents by Inventor Ellis Matthew King

Ellis Matthew King 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).

  • Systems and methods for authentication of printer supply items
    Patent number: 9876794
    Abstract: Systems and methods for authenticating printer supply items using revocation lists are disclosed. Revocation lists are updated using DNSSEC to communicate between a printer and a DNS name server. A domain name is created containing a printer supply item serial number, a message digest, and a message authentication code. The domain name is sent to the DNS name server, and the returned IP address is used to update a revocation list. Other systems and methods are disclosed.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: January 23, 2018
    Assignee: LEXMARK INTERNATIONAL, INC.
    Inventors: Christopher Alan Adkins, James Ronald Booth, Matthew David Clarke, Graydon Randall Dodson, Ellis Matthew King, Adam Jude Ahne
  • Systems and Methods for Authentication of Printer Supply Items
    Publication number: 20170163640
    Abstract: Systems and methods for authenticating printer supply items using revocation lists are disclosed. Revocation lists are updated using DNSSEC to communicate between a printer and a DNS name server. A domain name is created containing a printer supply item serial number, a message digest, and a message authentication code. The domain name is sent to the DNS name server, and the returned IP address is used to update a revocation list. Other systems and methods are disclosed.
    Type: Application
    Filed: December 7, 2015
    Publication date: June 8, 2017
    Inventors: Christopher Alan Adkins, James Ronald Booth, Matthew David Clarke, Graydon Randall Dodson, Ellis Matthew King, Adam Jude Ahne