Patents by Inventor John Barrie Charamella

John Barrie Charamella 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).

  • Color design method
    Patent number: 4046476
    Abstract: A method of color design is provided in which multi-color, fast copies of a multi-color optical image, in a multiplicity of color design combinations are obtained. These fast copies enable a designer to quickly possess proofs of his design in various color combinations. The method comprises:A. independently changing and viewing the colors of individual components of a color variable image until a desired color combination of the image is obtained;B. projecting the colored image from (a) onto the input of a multi-color reproduction copier;C. making a copy of the image in a visual match of the colors projected; andD. repeating steps (a), (b), and (c) any desired number of times to obtain fast copies of the image in a multiplicity of color combinations.
    Type: Grant
    Filed: December 29, 1975
    Date of Patent: September 6, 1977
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: John Barrie Charamella, John Warren Long, Jerry Lloyd Stone