Patents Represented by Attorney Dana Schmidt

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  • Cobalt complex amplification imaging system with blocked dye precursor
    Patent number: 4124392
    Abstract: An imaging system is provided wherein a blocked dye precursor is activated by an amine to an unblocked form which, in the presence of an inert cobalt (III) complex containing amine releasing ligands, undergoes a redox reaction to form a dye. The amine generated during the redox reaction causes further dye formation, giving increased speed.
    Type: Grant
    Filed: September 7, 1976
    Date of Patent: November 7, 1978
    Assignee: Eastman Kodak Company
    Inventors: Anthony Adin, Thomas J. Huttemann, Robert D. Lindholm