Patents by Inventor Douglas A. Cotter

Douglas A. Cotter 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: 6546703
    Abstract: A bridle having a bit with an elongated strip of flexible candy like sweetened material spirally wrapped along the length of the bit to provide positive reinforcement to an animal wearing the bridle.
    Type: Grant
    Filed: November 13, 2000
    Date of Patent: April 15, 2003
    Inventors: Judy Cotter, Douglas Cotter
  • Patent number: 6345459
    Abstract: A merchandise display guard and seal system which uses a generally flat elongated flexible strip having a thickness and a pair of side edges defining a width, the width being substantially larger than the thickness. The strip includes a first fold line which is substantially parallel to one of the side edges and which provides a flexible section for dividing the strip into a sidewall section and a seal section; and a scored section, the scored section being at an angle to the first fold line and extending from one of the side edges, along the seal section towards the fold line, so that folding the strip along the first fold line and severing the scored section provides flexibility to the sidewall section, so that upon folding the sidewall section towards the seal section the sidewall section forms a concave boundary about the seal section.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: February 12, 2002
    Inventors: Robert Martinez, Douglas Cotter
  • Patent number: 3947121
    Abstract: A device embodying a substrate having at least one longitudinal groove formed in a flat surface thereof for accommodating microstructures for microscopic examination.
    Type: Grant
    Filed: July 30, 1973
    Date of Patent: March 30, 1976
    Assignee: Corning Glass Works
    Inventors: Douglas A. Cotter, Charles H. Rogers