Patents by Inventor Keith Halford

Keith Halford 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).

  • Patent number: 7945033
    Abstract: Methods and systems are provide for processing prepaid calling time to a subscriber by determining an identity of a subscriber of prepaid calling time upon origination of a call to which a subscriber of prepaid calling time is to be a party; determining an amount of prepaid calling time available to the subscriber; allowing a call to which the subscriber is to be a party to be connected if prepaid calling time is available to the subscriber; and deducting calling time from the available prepaid calling time of the subscriber as the connected call proceeds. The method also provides for purchasing pre-paid calling time by electronically transferring funds from an account of the subscriber to an account of a pre-paid call time provider, the amount of funds transferred equal, to the dollar amount of pre-paid calling time to be credited to the subscriber; and crediting to the subscriber an amount of pre-paid calling time corresponding to the dollar amount of the transferred funds.
    Type: Grant
    Filed: October 9, 2008
    Date of Patent: May 17, 2011
    Assignee: AT&T Mobility II LLC
    Inventor: Keith Halford
  • Publication number: 20090034703
    Abstract: Methods and systems are provide for processing prepaid calling time to a subscriber by determining an identity of a subscriber of prepaid calling time upon origination of a call to which a subscriber of prepaid calling time is to be a party; determining an amount of prepaid calling time available to the subscriber; allowing a call to which the subscriber is to be a party to be connected if prepaid calling time is available to the subscriber; and deducting calling time from the available prepaid calling time of the subscriber as the connected call proceeds. The method also provides for purchasing pre-paid calling time by electronically transferring funds from an account of the subscriber to an account of a pre-paid call time provider, the amount of funds transferred equal, to the dollar amount of pre-paid calling time to be credited to the subscriber; and crediting to the subscriber an amount of pre-paid calling time corresponding to the dollar amount of the transferred funds.
    Type: Application
    Filed: October 9, 2008
    Publication date: February 5, 2009
    Applicant: AT&T Mobility II LLC
    Inventor: Keith Halford
  • Patent number: 7447300
    Abstract: Methods and systems are provide for processing prepaid calling time to a subscriber by determining an identity of a subscriber of prepaid calling time upon origination of a call to which a subscriber of prepaid calling time is to be a party; determining an amount of prepaid calling time available to the subscriber; allowing a call to which the subscriber is to be a party to be connected if prepaid calling time is available to the subscriber; and deducting calling time from the available prepaid calling time of the subscriber as the connected call proceeds. The method also provides for purchasing pre-paid calling time by electronically transferring funds from an account of the subscriber to an account of a pre-paid call time provider, the amount of funds transferred equal to the dollar amount of pre-paid calling time to be credited to the subscriber; and crediting to the subscriber an amount of pre-paid calling time corresponding to the dollar amount of the transferred funds.
    Type: Grant
    Filed: January 5, 2004
    Date of Patent: November 4, 2008
    Assignee: AT&T Mobility II LLC
    Inventor: Keith Halford
  • Publication number: 20040205022
    Abstract: Methods and systems are provide for processing prepaid calling time to a subscriber by determining an identity of a subscriber of prepaid calling time upon origination of a call to which a subscriber of prepaid calling time is to be a party; determining an amount of prepaid calling time available to the subscriber; allowing a call to which the subscriber is to be a party to be connected if prepaid calling time is available to the subscriber; and deducting calling time from the available prepaid calling time of the subscriber as the connected call proceeds. The method also provides for purchasing pre-paid calling time by electronically transferring funds from an account of the subscriber to an account of a pre-paid call time provider, the amount of funds transferred equal to the dollar amount of pre-paid calling time to be credited to the subscriber; and crediting to the subscriber an amount of pre-paid calling time corresponding to the dollar amount of the transferred funds.
    Type: Application
    Filed: January 5, 2004
    Publication date: October 14, 2004
    Inventor: Keith Halford
  • Patent number: 6707894
    Abstract: Methods and systems are provide for processing prepaid calling time to a subscriber by determining an identity of a subscriber of prepaid calling time upon origination of a call to which a subscriber of prepaid calling time is to be a party; determining an amount of prepaid calling time available to the subscriber; allowing a call to which the subscriber is to be a party to be connected if prepaid calling time is available to the subscriber; and deducting calling time from the available prepaid calling time of the subscriber as the connected call proceeds. The method also provides for purchasing pre-paid calling time by electronically transferring funds from an account of the subscriber to an account of a pre-paid call time provider, the amount of funds transferred equal to the dollar amount of pre-paid calling time to be credited to the subscriber; and crediting to the subscriber an amount of pre-paid calling time corresponding to the dollar amount of the transferred funds.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: March 16, 2004
    Assignee: AT&T Wireless
    Inventor: Keith Halford