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Catharine E. Looney
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Centreville, DE, US
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last 30 patents
Information
Patent Grant
Reversal development of latent electrostatic images on xeroprinting...
Patent number
5,051,329
Issue date
Sep 24, 1991
DXImaging
Edward B. Caruthers
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
High resolution superimposed images from photopolymer electrographi...
Patent number
4,960,660
Issue date
Oct 2, 1990
E. I. Du Pont de Nemours and Company
Alan S. Dubin
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Correct-reading images from photopolymer electrographic master
Patent number
4,897,327
Issue date
Jan 30, 1990
E. I. Du Pont de Nemours and Company
Alan S. Dubin
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photohardenable electrostatic master having improved backtransfer a...
Patent number
4,818,660
Issue date
Apr 4, 1989
E. I. Du Pont de Nemours and Company
Graciela B. Blanchet-Fincher
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Covalently bonded high refractive index particle reagents and their...
Patent number
4,480,042
Issue date
Oct 30, 1984
E. I. Du Pont de Nemours and Company
Alan R. Craig
G01 - MEASURING TESTING
Information
Patent Grant
Covalently bonded high refractive index particle reagents and their...
Patent number
4,401,765
Issue date
Aug 30, 1983
E. I. Du Pont de Nemours and Company
Alan R. Craig
G01 - MEASURING TESTING
Information
Patent Grant
Flexible ultraviolet radiation transmitting filters
Patent number
4,167,490
Issue date
Sep 11, 1979
E. I. DuPont de Nemours and Company
Catharine E. Looney
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Azoic dyeing of leather
Patent number
3,933,423
Issue date
Jan 20, 1976
E. I. Du Pont de Nemours and Company
Catharine Elizabeth Looney
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...