Patents by Inventor Ivaylo I. Ivanov

Ivaylo I. Ivanov 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 facilitating communications involving hearing-impaired parties
    Patent number: 7142642
    Abstract: A method for providing communication services for the hearing-impaired may include receiving a telephone call having a terminating number associated with a hearing-impaired party. The method may also include forwarding the telephone call to a communication assistant and establishing a communication link from the communication assistant to the hearing-impaired party based on the terminating number.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: November 28, 2006
    Assignee: MCI, LLC
    Inventors: William A. McClelland, Steven C. Johnson, Mark R. Logan, Ivaylo I. Ivanov, Benjamin W. Dudley, Kurt P. Haldeman, Chris R. Heidelbauer