Patents by Inventor David Aas

David Aas 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).

  • Method and apparatus for message transmission verification
    Patent number: 7328248
    Abstract: A method and apparatus improve the user-friendliness of messaging systems. A message sender is requested to create a message ID which is used to identify a message being sent by the message sender. At some later time the message sender can query the message center using the sender generated message ID to ask the center to verify whether the message has either been sent to or received by the intended recipient.
    Type: Grant
    Filed: January 18, 2005
    Date of Patent: February 5, 2008
    Assignee: Cingular Wireless II, LLC
    Inventors: David Aas, Ileana A. Leuca
  • Method and apparatus for message transmission verification
    Publication number: 20050188033
    Abstract: A method and apparatus improve the user-friendliness of messaging systems. A message sender is requested to create a message ID which is used to identify a message being sent by the message sender. At some later time the message sender can query the message center using the sender generated message ID to ask the center to verify whether the message has either been sent to or received by the intended recipient.
    Type: Application
    Filed: January 18, 2005
    Publication date: August 25, 2005
    Inventors: David Aas, Ileana Leuca
  • Method and apparatus for message transmission verification
    Patent number: 6845391
    Abstract: A method and apparatus improve the user-friendliness of messaging systems. A message sender is requested to create a message ID which is used to identify a message being sent by the message sender. At some later time the message sender can query the message center using the sender generated message ID to ask the center to verify whether the message has either been sent to or received by the intended recipient.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: January 18, 2005
    Assignee: AT&T Wireless Services, Inc.
    Inventors: David Aas, Ileana A. Leuca
  • Method and apparatus for message transmission verification
    Patent number: 6219542
    Abstract: A method and apparatus improve the user-friendliness of messaging systems. A message sender is requested to create a message ID which is used to identify a message being sent by the message sender. At some later time the message sender can query the message center using the sender generated message ID to ask the center to verify whether the message has either been sent to or received by the intended recipient.
    Type: Grant
    Filed: December 18, 1998
    Date of Patent: April 17, 2001
    Assignee: AT&T Corp.
    Inventors: David Aas, Ileana A. Leuca
  • Method and apparatus for message transmission verification
    Patent number: 5940740
    Abstract: A method and apparatus improve the user friendliness of messaging systems. A message sender is requested to create a message ID which is used to identify a message being sent by the message sender. At some later time the message sender can query the message center using the sender generated message ID to ask the center to verify whether the message has either been sent to or received by the intended recipient.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: August 17, 1999
    Assignee: AT&T Wireless Services, Inc.
    Inventors: David Aas, Ileana A. Leuca