Patents by Inventor Arthur Fumia, Jr.

Arthur Fumia, Jr. 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).

  • Pyrrolo hemioxonol
    Patent number: 3976661
    Abstract: Novel trimethine hemioxonol dyes are provided in which the polymethine chain of the dye includes the 1, 2 and 3 carbon atoms of a 1-cyclohexen-3-ylidene nucleus, the 1-carbon atom of said 1-cyclohexen-3-ylidene nucleus having the nitrogen atom of a tertiary amino group attached thereto. Photographic emulsions and elements are also provided featuring the trimethine hemioxonol dyes of the invention as spectral sensitizers or as filter material.
    Type: Grant
    Filed: January 18, 1974
    Date of Patent: August 24, 1976
    Assignee: Eastman Kodak Company
    Inventors: Leslie G. S. Brooker, Arthur Fumia, Jr., Donald W. Heseltine