Patents by Inventor James P. Pawlik

James P. Pawlik 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).

  • Door chime
    Patent number: 4833454
    Abstract: An audio signal device for a door mounted advertising display, the device includes a signal unit, a battery connected to said signal unit, the unit including a tone generator, a pulse generator connected to control the tone generator, a timer connected to control the time of operation of the pulse generator, and a motion switch connected to energize the timer in response to the motion of the door, the timer further including a circuit for preventing reactivation of the timer for a predetermined period of time.
    Type: Grant
    Filed: January 22, 1988
    Date of Patent: May 23, 1989
    Assignee: Jay Advertising, Inc.
    Inventors: James P. Pawlik, Margaret A. Erdell
  • Display sign
    Patent number: D300642
    Type: Grant
    Filed: February 6, 1986
    Date of Patent: April 11, 1989
    Inventors: James P. Pawlik, Margaret A. Erdell
  • Door mounted advertising display chime
    Patent number: D306565
    Type: Grant
    Filed: March 2, 1987
    Date of Patent: March 13, 1990
    Inventors: James P. Pawlik, Margaret A. Erdall