Patents by Inventor Reid E. Kellogg

Reid E. Kellogg 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).

  • Process and element for making a relief image using an IR sensitive layer
    Patent number: 5607814
    Abstract: A photosensitive element having an infrared imageable layer, and a process for making a relief image from such an element are disclosed.
    Type: Grant
    Filed: August 7, 1992
    Date of Patent: March 4, 1997
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Roxy N. Fan, Reid E. Kellogg
  • Element and process for laser-induced ablative transfer utilizing particulate filler
    Patent number: 5516622
    Abstract: An element for use in a laser induced ablative transfer process, said element comprising a support bearing on a first surface thereof at least one coating comprising (i) a non-sublimable imageable component, (ii) a laser radiation absorbing component, (iii) a particular filler having an average particle size (S), and (iv) optionally a binder, wherein the non-sublimable imageable component and the laser radiation absorbing component can be the same or different; wherein the total thickness of all coatings present on the first surface is T and further wherein S.gtoreq.2T is described.
    Type: Grant
    Filed: October 13, 1995
    Date of Patent: May 14, 1996
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Steven Savini, Reid E. Kellogg, Gregory C. Weed
  • Donor element for thermal imaging containing infra-red absorbing squarylium compound
    Patent number: 5019549
    Abstract: These is disclosed donor elements for laser-induced thermal imaging processes containing infra-red absorbing squarylium dyes of the following structure: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are each independently alkyl groups of from one to eight carbon atoms.
    Type: Grant
    Filed: October 25, 1990
    Date of Patent: May 28, 1991
    Inventors: Reid E. Kellogg, Evan D. Laganis, Sheau-Hwa Ma
  • Adhesion between phosphor and topcoat layers of an X-ray intensifying screen
    Patent number: 5017440
    Abstract: An improved X-ray intensifying screen element containing a topcoat layer comprising an acrylonitrile-styrene copolymer optionally mixed with a carboxylated acrylic polymer and an active, phosphor layer having an adhesion promoting amount of a soluble, inorganic salt as described. The improved element exhibits strong adhesion between the topcoat and active layers and is eminently suitable for the rough handling encountered when these elements are used in autochangers and the like.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: May 21, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: William D. Bills, Theodore P. Christini, Reid E. Kellogg, Richard B. Maynard, William J. Zegarski