Patents by Inventor Arlyce T. Bowne

Arlyce T. Bowne 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).

  • Patent number: 5620837
    Abstract: This invention provides a color silver halide photographic element comprising a support having situated thereon a red light-sensitive, cyan dye-forming unit comprising a photosensitive silver halide emulsion layer and an image dye-forming coupler; a green light-sensitive, magenta dye-forming unit comprising a photosensitive silver halide emulsion layer and an image dye-forming coupler; and a blue light-sensitive, yellow dye-forming unit comprising a photosensitive silver halide emulsion layer and an image dye-forming coupler; wherein at least one of the dye-forming units comprises two or more emulsion layers spectrally sensitized to the same region of the visible spectrum, but exhibiting different photographic sensitivities, each such emulsion layer containing an image dye-forming coupler wherein at least one, but not all, of the emulsion layers of the dye-forming unit contains the hydrolyzed or unhydrolyzed form of a benzazolium compound represented by formula (I): ##STR1##
    Type: Grant
    Filed: December 28, 1995
    Date of Patent: April 15, 1997
    Assignee: Eastman Kodak Company
    Inventors: Sang H. Kim, Arlyce T. Bowne, Thomas J. Dannhauser
  • Patent number: 5576158
    Abstract: A color reversal photographic element comprises a support bearing a red-sensitive, cyan dye-forming unit, a green-sensitive, magenta dye-forming unit, and a blue-sensitive, yellow dye-forming unit, each unit comprising a photosensitive silver halide layer and an image-dye forming coupler; the element contains an interimage effect-controlling means which is characterized as having the capability of simultaneously forming a red image of high relative chroma and a yellow-red tint image of substantially lower relative chroma when the element is exposed to a red color standard object having CIELab values for D.sub.55 reference white a*=30.46, b*=19.16, C*=35.98, L*=40.12 and a yellow-red tint color standard object having CIELab values for D.sub.55 reference white a*=17.26, b*=18.01, C*=24.95, L*=66.98; the resulting images have a red reproduction coefficient equal to or greater than 0.88 and a ratio of red reproduction coefficient to yellow-red tint reproduction coefficient equal to or greater than 1.15.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: November 19, 1996
    Assignee: Eastman Kodak Company
    Inventors: Frederick E. Ford, Arlyce T. Bowne, Carl Kotlarchik, Jr.
  • Patent number: 5561031
    Abstract: A color reversal photographic element having a light sensitive silver halide emulsion layer, and a second layer containing a light insensitive silver halide emulsion. The element additionally has a bleach accelerating releasing compound in the second layer or in a layer associated therewith. A method of processing such elements is also provided.
    Type: Grant
    Filed: March 23, 1995
    Date of Patent: October 1, 1996
    Assignee: Eastman Kodak Company
    Inventor: Arlyce T. Bowne
  • Patent number: 5411839
    Abstract: An improved color reversal element comprising: a support having thereon at least two light-sensitive silver halide emulsion layers and a compound capable of releasing a development inhibitor, the element comprising a compound having the structural formulaCAR--(TIME).sub.n --INHwherein:CAR is a carrier moiety from which --(TIME).sub.n --INH is released during color development;TIME is a timing group; INH is comprised of a development inhibitor moiety selected from the group consisting of oxazole, thiazole, diazole, oxathiazole, triazole, thiatriazole, benzotriazole, tetrazole, benzimidazole, indazole, isoindazole, mercaptotriazole, mercaptothiadiazole, mercaptotetrazole, selenotetrazole, mercaptothiazole, selenobenzothiazole, mercaptobenzoxazole, selenobenzoxazole, mercaptobenzimidazole, mercaptobenzothiazole, selenobenzimidazole, benzodiazole, mercaptooxadiazole, or benzisodiazole, the INH havina an inhibitor strength greater than 1 (one), andn is 0, 1 or 2.
    Type: Grant
    Filed: January 15, 1993
    Date of Patent: May 2, 1995
    Assignee: Eastman Kodak Company
    Inventors: John W. Harder, Paul A. Burns, J. Ramon Vargas, Arlyce T. Bowne, Philip D. Knight, William J. Begley, Hans G. Ling
  • Patent number: 5378590
    Abstract: A color reversal photographic element comprises a support bearing a red-sensitive, cyan dye-forming unit, a green-sensitive, magenta dye-forming unit, and a blue-sensitive, yellow dye-forming unit, each unit comprising a photosensitive silver halide layer and an image-dye forming coupler; the element contains an interimage effect-controlling means which is characterized as having the capability of simultaneously forming a red image of high relative chroma and a yellow-red tint image of substantially lower relative chroma when the element is exposed to a red color standard object having CIELab values for D.sub.55 reference white a*=30.46, b*=19.16, C*=35.98, L*=40.12 and a yellow-red tint color standard object having CIELab values for D.sub.55 reference white a*=17.26, b*=18.01, C*=24.95, L*=66.98; the resulting images have a red reproduction coefficient equal to or greater than 0.88 and a ratio of red reproduction coefficient to yellow-red tint reproduction coefficient equal to or greater than 1.15.
    Type: Grant
    Filed: January 15, 1993
    Date of Patent: January 3, 1995
    Assignee: Eastman Kodak Company
    Inventors: Frederick E. Ford, Arlyce T. Bowne, Carl Kotlarchik, Jr.
  • Patent number: 5298377
    Abstract: A photographic element is described havinga photographic support;a green sensitive silver halide emulsion layer on the photographic support and having a magenta dye-forming coupler, anda filter layer on the photographic support and associated with the green sensitive layer, wherein the magenta dye-forming coupler is a 2-equivalent magenta dye-forming coupler, and the filter layer includes a filter dye molecule having the formula:D.dbd.CH--M (I)wherein D is a group which, with the remainder of the molecule, forms a dye having an absorption maximum in the blue or green region of the visible spectrum, andM is a five-membered or six-membered unsaturated heterocyclic ring, which may be fused with another five-membered or six-membered ring system, and which is unsubstituted or substituted with a lower alkyl group having from 1 to 10 carbon atoms, or an electron withdrawing group.
    Type: Grant
    Filed: August 28, 1991
    Date of Patent: March 29, 1994
    Assignee: Eastman Kodak Company
    Inventor: Arlyce T. Bowne
  • Patent number: 5283340
    Abstract: A photographic naphtholic coupler comprising a ballast free naphtholic coupler moiety containing a --CONH.sub.2 group in the 2- position and a ballasted coupling-off group in the 4- position enables good wash out of dye formed upon oxidative coupling from a photographic material during processing of such a photographic material. Such a naphtholic coupler is useful in photographic silver halide materials and processes.
    Type: Grant
    Filed: June 4, 1992
    Date of Patent: February 1, 1994
    Assignee: Eastman Kodak Company
    Inventors: William J. Begley, Teh-hsuan Chen, Hans G. Ling, John W. Harder, Arlyce T. Bowne
  • Patent number: 5164288
    Abstract: Photographic elements are described havinga silver halide emulsion layer,a pyrazoloazole coupler in reactive association with said silver halide emulsion, anda competitor for oxidized developer in reactive association with said coupler having the formula: ##STR1## R.sup.1 represents an electron donating group, R.sup.2 represents hydrogen, alkyl, alkoxy, aryl, aryloxy, aralkyl or amino of the formula --NHR.sup.3, where R.sup.3 is phenyl or benzyl, with the proviso that at least one of the substituents R.sup.1 and R.sup.2 (a) represents a ballast group of sufficient size as to render the hydrazide compound non-diffusible in the photographic element prior to developement in alkaline processing solution and (b) comprises a polar group, andn is 0, 1 or 2.
    Type: Grant
    Filed: May 29, 1990
    Date of Patent: November 17, 1992
    Assignee: Eastman Kodak Company
    Inventors: John V. Nelson, Arlyce T. Bowne, Terry L. Bistrovich
  • Patent number: 5151343
    Abstract: A photographic naphtholic coupler comprising a ballast free naphtholic coupler moiety containing a --CONH.sub.2 group in the 2- position and a ballasted coupling-off group in the 4- position enables good wash out of dye formed upon oxidative coupling from a photographic material during processing of such a photographic material. Such a naphtholic coupler is useful in photographic silver halide materials and processes.
    Type: Grant
    Filed: August 22, 1991
    Date of Patent: September 29, 1992
    Assignee: Eastman Kodak Company
    Inventors: William J. Begley, Teh-hsuan Chen, Hans G. Ling, John W. Harder, Arlyce T. Bowne
  • Patent number: 5147764
    Abstract: Photographic elements are described havinga silver halide emulsion layer,a 2-equivalent 5-pyrazolone coupler is reactive association with said silver halide emulsion, anda competitor for oxidized developer in reactive association with said coupler having the formula: ##STR1## wherein R.sup.1 represents an electron donating group,R.sup.2 represents hydrogen, alkyl, alkoxy, aryl, aryloxy, aralkyl or amino of the formula --NHR.sup.3, where R.sup.3 is phenyl or benzyl, with the proviso that at least one ofthe substitutents R.sup.1 and R.sup.2 (a) represents (1) a ballast group of sufficient size as to render the hydrazide compound non-diffusible in the photographic element prior to development in alkaline processing solution and (b) comprises a polar group, andn is 0, 1 or 2.
    Type: Grant
    Filed: April 30, 1991
    Date of Patent: September 15, 1992
    Assignee: Eastman Kodak Company
    Inventor: Arlyce T. Bowne
  • Patent number: 5019489
    Abstract: A combination in a color photographic silver halide element and process of at least one red-sensitive silver halide emulsion layer comprising a particular phenolic cyan dye-forming coupler with at least one green-sensitive silver halide emulsion layer comprising a particular pyrazolo[3,2-c]-s-triazole coupler and at least one blue-sensitive silver halide emulsion layer comprising a particular pivaloylacetanilide yellow dye-forming coupler enables improved color saturation of dye images, better relation of speed to grain characteristics and reduced unwanted spectral absorption of dye images formed. This combination is particularly useful in color photographic silver halide materials and processes for forming improved reversal dye images.
    Type: Grant
    Filed: July 26, 1989
    Date of Patent: May 28, 1991
    Assignee: Eastman Kodak Company
    Inventor: Arlyce T. Bowne
  • Patent number: 4992361
    Abstract: Novel 1H-pyrazolo[3,2-c]-s-triazole dye-forming couplers containing in the 3-position a tertiary carbon group enable more extensive development of silver halide images in photographic silver halide materials and enable preparation of improved dispersions in photographic silver halide materials because of reduced tendency to form crystals. These couplers are useful in photographic silver halide materials and processes.
    Type: Grant
    Filed: June 12, 1989
    Date of Patent: February 12, 1991
    Assignee: Eastman Kodak Company
    Inventors: Arlyce T. Bowne, Sharon E. Normandin
  • Patent number: 4960685
    Abstract: A combination in a color photographic silver halide element and process of at least one red-sensitive silver halide emulsion layer comprising a particular naphtholic cyan dye-forming coupler with at least one green-sensitive silver halide emulsion layer comprising a particular pyrazolo[3,2-c]-s-triazole coupler and at least one blue-sensitive silver halide emulsion layer comprising a particular pivaloylacetanilide yellow dye-forming coupler enables improved color saturation of dye images, better relation of speed to grain characteristics and reduced unwanted spectral absorption of dye images formed. This combination is particularly useful in color photographic silver halide materials and processes for forming improved reversal dye images.
    Type: Grant
    Filed: December 20, 1989
    Date of Patent: October 2, 1990
    Assignee: Eastman Kodak Company
    Inventor: Arlyce T. Bowne
  • Patent number: 4959480
    Abstract: Novel pyrazoloazole couplers comprise an aryl or heterocyclic group having, in at least one of the ortho positions to the carbon atom (A) that is bonded to the pyrazoloazole nucleus, a substituent (B) that enables the pyrazoloazole coupler to form a magenta dye that has increased stability and has absorption controllably shifted, that is shifted hypsochromically relative to a dye formed from a similar coupler lacking substituent (B). These couplers are useful in photographic silver halide materials and processes.
    Type: Grant
    Filed: March 9, 1988
    Date of Patent: September 25, 1990
    Assignee: Eastman Kodak Company
    Inventors: Sharon E. Normandin, Arlyce T. Bowne, Nigel E. Milner, David Clarke
  • Patent number: 4942117
    Abstract: Novel pyrazoloazole couplers comprise an aryl or heterocyclic group having, in at least one of the ortho positions to the carbon atom (A) that is bonded to the pyrazoloazole nucleus, a substituent (B) that enables the pyrazoloazole coupler to form a magenta dye that has increased stability and has absorption controllably shifted, that is shifted hypsochromically relative to a dye formed from a similar coupler lacking substituent (B). These couplers are useful in photographic silver halide materials and processes.
    Type: Grant
    Filed: September 26, 1989
    Date of Patent: July 17, 1990
    Assignee: Eastman Kodak Company
    Inventors: Sharon E. Normandin, Arlyce T. Bowne, Nigel E. Milner, David Clarke
  • Patent number: 4942118
    Abstract: Novel pyrazoloazole couplers comprise an aryl or heterocyclic group having, in at least one of the ortho positions to the carbon atom (A) that is bonded to the pyrazoloazole nucleus, a substituent (B) that enables the pyrazoloazole coupler to form a magenta dye that has increased stability and has absorption controllably shifted, that is shifted hypsochromically relative to a dye formed from a similar coupler lacking substituent (B). These couplers are useful in photogaphic silver halide materials and processes.
    Type: Grant
    Filed: October 13, 1988
    Date of Patent: July 17, 1990
    Assignee: Eastman Kodak Company
    Inventors: Sharon E. Normandin, Arlyce T. Bowne, Nigel E. Milner, David Clarke
  • Patent number: 4892805
    Abstract: Novel pyrazoloazole dye-forming couplers containing at least one polyether group (A) comprising at least three ether (--O--) groups and terminated by a hydroxy, carboxy or sulfonamido group enables increased reactivity of the coupler in a photographic element and process. The couplers are useful in color photographic silver halide materials and processes.
    Type: Grant
    Filed: October 31, 1988
    Date of Patent: January 9, 1990
    Assignee: Eastman Kodak Company
    Inventors: Arlyce T. Bowne, Robert F. Romanet, Sharon E. Normandin