Patents by Inventor Ann L. Wolf

Ann L. Wolf 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).

  • Telephone station signaling lock circuit
    Patent number: 4453042
    Abstract: A circuit which locks the signaling circuit of a telephone station. A microprocessor disconnects a keypad from an associated tone generator upon detection of operation of a lock button. The microprocessor connects the keypad to the tone generator upon detection of operation of the lock button and a predetermined unlock code provided by the keypad.
    Type: Grant
    Filed: December 23, 1982
    Date of Patent: June 5, 1984
    Assignee: GTE Automatic Electric Inc.
    Inventors: Ann L. Wolf, John G. Wagoner
  • Telephone feature assignment circuit
    Patent number: 4453040
    Abstract: A telephone feature assigment circuit for use in a telephone having a plurality of features and pushbuttons. Each feature can be assigned to a selected one of the pushbuttons. The telephone also includes a microprocessor and visual and audible prompting devices. These devices are operated by the microprocessor in response to prolonged operation of a selected pushbutton. Keypad initiated signals are then provided to identify the feature to be assigned to the selected pushbutton. The microprocessor subsequently causes the assigned feature to be performed in response to momentary operation of the selected pushbutton.
    Type: Grant
    Filed: December 23, 1982
    Date of Patent: June 5, 1984
    Assignee: GTE Automatic Electric Inc.
    Inventors: Ann L. Wolf, Louis W. Smith