Patents by Inventor Thaddeus S. Gula

Thaddeus S. Gula 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: 6255043
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, and a layer of biaxially oriented polymer sheet adhered to the backside of the said paper base opposite to the side where said at least one said silver halide photosensitive layer is located, wherein said polymer sheet is provided with machine readable indicia on the surface of said sheet between said base paper and said polymer sheet.
    Type: Grant
    Filed: May 10, 2000
    Date of Patent: July 3, 2001
    Assignee: Eastman Kodak Company
    Inventors: Douglas N. Haydock, Thaddeus S. Gula, Peter T. Aylward, Robert P. Bourdelais
  • Patent number: 6187501
    Abstract: The invention relates to an imaging member comprising a substrate, at least one oriented polymer sheet adhered to said substrate and a binder layer between said at least one oriented polymer sheet and said substrate, wherein said binder layer comprises a binder polymer that has an energy to break of between 9.0×105 J/m3 and 3.5×107 J/m3.
    Type: Grant
    Filed: August 10, 1999
    Date of Patent: February 13, 2001
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Thaddeus S. Gula
  • Patent number: 6180330
    Abstract: An imaging element comprising a reflective base and at least one gelatin containing layer said at least one layer comprising a dispersion of solid particle pigments of a particle size less than 1.0 micrometer.
    Type: Grant
    Filed: August 10, 1999
    Date of Patent: January 30, 2001
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Robert P. Bourdelais, John F. Sawyer, Mary Christine Brick
  • Patent number: 6153367
    Abstract: The invention relates to an imaging element comprising a base consisting of an integral biaxially oriented polyolefin polymer sheet having an upper surface that binds to gelatin, a lower surface that has a matte surface, a stiffness of at least 120 millinewtons, and a thickness of greater than 160 mm.
    Type: Grant
    Filed: October 26, 1998
    Date of Patent: November 28, 2000
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Robert P. Bourdelais, Pang-Chia Lu, Peter T. Aylward
  • Patent number: 6153351
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, a layer of polymer sheet between said paper base and said silver halide layer, incorporating a thin tinted polymer layer directly below said silver halide layer.
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: November 28, 2000
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Peter T. Aylward, Robert P. Bourdelais, Douglas N. Haydock
  • Patent number: 6132942
    Abstract: The invention relates to imaging elements comprising a back surface wherein said back surface has a low frequency roughness component having a roughness average of between 0.30 and 2.00 .mu.m when measured with a low pass cutoff filter of 500 cycles/mm and a high frequency component having a roughness average of 0.001 to 0.05 .mu.m when measured with a high pass cutoff filter of 500 cycles/mm.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: October 17, 2000
    Assignee: Eastman Kodak Company
    Inventors: Charles B. Woodworth, Thaddeus S. Gula, Robert P. Bourdelais
  • Patent number: 6130024
    Abstract: The invention relates to an imaging element comprising support having adhered to the backside a strippable polymer layer that when removed has an adhesive layer thereon.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: October 10, 2000
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Thaddeus S. Gula, Robert F. Cournoyer
  • Patent number: 6127106
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, and a layer of biaxially oriented polymer sheet adhered to the backside of the said paper base opposite to the side where said at least one said silver halide photosensitive layer is located, wherein said polymer sheet is provided with machine readable indicia on the surface of said sheet between said base paper and said polymer sheet.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: October 3, 2000
    Assignee: Eastman Kodak Company
    Inventors: Douglas N. Haydock, Thaddeus S. Gula, Peter T. Aylward, Robert P. Bourdelais
  • Patent number: 6114078
    Abstract: The invention relates to an imaging element comprising a laminated base comprising a layer of biaxially oriented film sheet adhered to the top surface of a base wherein said laminated base has a surface roughness average of between about 0.5 to 2.5 .mu.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: September 5, 2000
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Douglas N. Haydock, Thaddeus S. Gula
  • Patent number: 6107014
    Abstract: The invention relates to a imaging element comprising a paper having a surface roughness average of between 0.13 and 0.44 micrometers.
    Type: Grant
    Filed: June 9, 1998
    Date of Patent: August 22, 2000
    Assignee: Eastman Kodak Company
    Inventors: Sandra J. Dagan, Thaddeus S. Gula, Robert P. Bourdelais, Peter T. Aylward
  • Patent number: 6080534
    Abstract: The invention relates to an imaging element comprising a substrate having at least two polymer layers on the side bearing an imaging layer wherein at least one of said layers has incorporated therein a stabilizing amount of hindered amine.
    Type: Grant
    Filed: August 27, 1998
    Date of Patent: June 27, 2000
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Valerie J. Harris, Thaddeus S. Gula
  • Patent number: 6043009
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, and a layer of microvoided biaxially oriented polyolefin sheet between said paper base and said silver halide layer.
    Type: Grant
    Filed: December 10, 1998
    Date of Patent: March 28, 2000
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Douglas N. Haydock, Thaddeus S. Gula, Peter T. Aylward
  • Patent number: 6040124
    Abstract: The invention relates to an imaging element comprising a laminated base comprising a layer of biaxially oriented film sheet adhered to the top surface of a base wherein said biaxially oriented polyolefin contains a photographically compatible fluoropolymer processing aid.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: March 21, 2000
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Thaddeus S. Gula, Pang-Chia Lu
  • Patent number: 6040036
    Abstract: The invention relates to a photographic element comprising a paper base with a thickness from 0.025 mm to 0.25 mm, at least one photosensitive silver halide layer, and a layer of microvoided and biaxially oriented polyolefin sheet having a layer thickness of 0.020 mm to 0.050 mm, a density of between 78% and 100% of the solid polymer density located between said paper base and said at least one photosensitive silver halide layer, and wherein the entire photographic element is substantially free from surface distortion or cracking when the photographic element is forced to the shape of a diameter of no less than 8.0 mm.
    Type: Grant
    Filed: May 11, 1999
    Date of Patent: March 21, 2000
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Douglas N. Haydock, Thaddeus S. Gula
  • Patent number: 6030759
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, a layer of microvoided polymer sheet between said paper base and said silver halide layer, and one or more other non-voided layers between said silver halide layer and said microvoided layer, and one or more other non-voided layers between said mirovoided layer and said paper base.The voided or non-voided layers have levels of TiO.sub.2 and colorants adjusted to provide optimum optical properties for control of MTF, LSTAR, and OPACITY.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: February 29, 2000
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Peter T. Aylward, Robert P. Bourdelais, Douglas N. Haydock
  • Patent number: 6030742
    Abstract: The invention relates to a photographic element comprising at least one photosensitive silver halide layer comprising at least one dye forming coupler, a support comprising paper having laminated thereto a top and bottom sheet comprising biaxially oriented polyolefin sheets, wherein said photographic element has a surface roughness of between 0.15 and 0.50 mm and an average stiffness of between 150 and 300 millinewtons, a stiffness ratio between machine direction and cross direction of between 0.8 and 1.2 at between 20 and 70% humidity, a maximum curl value of 10 curl units, said photographic element has a back roughness of between 0.30 and 2.00 mm, and has a tear strength of between 300 and 900 N.
    Type: Grant
    Filed: November 23, 1998
    Date of Patent: February 29, 2000
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Thaddeus S. Gula, Peter T. Aylward, Sandra J. Dagan, John F. Sawyer, Geoffrey Mruk
  • Patent number: 6022677
    Abstract: The invention relates to a imaging element comprising a layer of biaxially oriented sheet adhered to the bottom surface of a base wherein said biaxially oriented sheet adhered to the bottom surface has a surface roughness average of between about 0.30 to 2.00 .mu.m.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: February 8, 2000
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Douglas N. Haydock, Thaddeus S. Gula, Peter T. Aylward, Pang-Chia Lu
  • Patent number: 6007665
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, and a layer of biaxially oriented polymer sheet adhered to the back side of the said paper base opposite to the side where said at least one said silver halide photosensitive layer is located, wherein said polymer sheet is provided with indicia on the surface of said sheet between said base paper and said polymer sheet.
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: December 28, 1999
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Douglas N. Haydock, Thaddeus S. Gula, Peter T. Aylward
  • Patent number: 6004732
    Abstract: The invention relates to a method of providing a photographic imaging element having a bending stiffness between 150 and 250 millinewtons and a caliper thickness between about 0.18 mm and about 0.28 mm, comprising providing a laminated base sheet comprising a paper sheet having a Young's modulus of between about 13800 MPa to 2760 MPa in the machine direction and a Young's modulus of 6900 MPa to 1380 MPa in the cross direction, and having a biaxially oriented sheet on each side of said paper sheet having a Young's modulus of 690 MPa to 5520 MPa in the machine direction and a Young's modulus of 690 MPa to 5520 MPa in the cross machine direction and coating said laminated base sheet with photosensitive layers.
    Type: Grant
    Filed: March 1, 1999
    Date of Patent: December 21, 1999
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Douglas N. Haydock, Thaddeus S. Gula
  • Patent number: 6001547
    Abstract: The invention relates to a photographic element comprising a paper base, at least one photosensitive silver halide layer, a layer of polymer sheet between said paper base and said silver halide layer, incorporating a thin tinted polymer layer directly below said silver halide layer.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: December 14, 1999
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Peter T. Aylward, Robert P. Bourdelais, Douglas N. Haydock