Patents Represented by Attorney, Agent or Law Firm Paul A. Leipold
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Patent number: 6908239Abstract: The invention relates to a method of avoiding core set curl in thermal prints comprising providing thermal print material wound image receiving side toward the core, passing said print material from said core around a turning roll in a direction opposite to the core wind, passing said print material under tension in an arcuate path with image side out beneath at least three thermal print heads to form an image.Type: GrantFiled: February 20, 2003Date of Patent: June 21, 2005Assignee: Eastman Kodak CompanyInventors: David G. Foster, Cobb S. Goff, Maurice L. Gray
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Patent number: 6896827Abstract: An imaging composition comprising a mixture of a solvent and a functional material; wherein the solvent is a compressed fluid and the functional material is an electroluminescent polymeric material which is dissolved, dispersed and/or solubilized in the compressed fluid; wherein the mixture is thermodynamically stable or thermodynamically metastable or both; wherein the functional material is solvent-free upon deposition on a substrate; and wherein the functional material forms a solid film upon deposition on the substrate.Type: GrantFiled: December 6, 2002Date of Patent: May 24, 2005Assignee: Eastman Kodak CompanyInventors: Glen C. Irvin, Sridhar Sadasivan, Ramesh Jagannathan
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Patent number: 6896723Abstract: An imaging composition comprising a mixture of a solvent and a functional material; wherein the solvent is a compressed fluid and the functional material is a hole transporting material which is dissolved, dispersed and/or solubilized in the compressed fluid; wherein the mixture is thermodynamically stable or thermodynamically metastable or both; wherein the functional material is solvent-free upon deposition on a substrate; and wherein the functional material forms a solid film upon deposition on the substrate.Type: GrantFiled: December 6, 2002Date of Patent: May 24, 2005Assignee: Eastman Kodak CompanyInventors: Glen C. Irvin, Ramesh Jagannathan, Seshadri Jagannathan, Rajesh V. Mehta, Sridhar Sadasivan, Ross A. Sprout, Tin T. Vo
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Patent number: 6890610Abstract: A recording element comprising a support having thereon an image-receiving layer, said recording element containing core-shell particles wherein said core comprises an inorganic or organic particle and said shell comprises an organosilane or a hydrolyzed organosilane derived from a compound having the formula: Si(OR)aZb wherein R is hydrogen, or a substituted or unsubstituted alkyl group having from 1 to about 20 carbon atoms or a substituted or unsubstituted aryl group having from about 6 to about 20 carbon atoms; Z is an alkyl group having from 1 to about 20 carbon atoms or aryl group having from about 6 to about 20 carbon atoms, with at least one of said Z's having at least one primary, secondary, tertiary or quaternary nitrogen atom; a is an integer from 1 to 3; and b is an integer from 1 to 3; with the proviso that a+b=4; and with the further proviso that the amount of organosilane shell material is such that Ratio R, which is the number of micromoles of organosilane used to shell the core particleType: GrantFiled: July 18, 2003Date of Patent: May 10, 2005Assignee: Eastman Kodak CompanyInventors: Joseph F. Bringley, Krishnamohan Sharma, Gary N. Barber
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Patent number: 6881492Abstract: A composition suitable for forming a primer layer on a polymer sheet comprising: a) polyethyleneimine; b) latex; wherein the latex has a Tg lower than 25° C. and c) a hydrophilic colloid material. A method of coating the composition is also disclosed.Type: GrantFiled: September 27, 2002Date of Patent: April 19, 2005Assignee: Eastman Kodak CompanyInventors: Yuanqiao Rao, DeBasis Majumdar, Robert J. Kress, David E. Decker
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Patent number: 6875563Abstract: A coating composition for use in forming an overcoat layer in a photographic element, said composition comprising an aqueous solution of: a mixture of two or more surfactants; a hydrophilic binder; matte beads; and a lubricating agent; wherein one of the surfactants is represented by the following Formula (I) and is the only fluorosurfactant in the composition: Rf—CH2CH2—S-(A)-D??(I) where Rf is —(CF2)nCF3, n represents the number of CF2 groups and is 3 or 5 in at least 60% of the Rf groups present, and in the remainder of Rf groups n is 7, 9, or 11. A is a divalent linking group that includes substituted alkylene or alkylene (N-alkylene)amide; and D is an ionic group. A photographic element with an outermost layer containing the coating composition is also disclosed.Type: GrantFiled: November 6, 2003Date of Patent: April 5, 2005Assignee: Eastman Kodak CompanyInventors: Michael W. Orem, Ronald R. Andrews
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Patent number: 6869675Abstract: This invention provides an element comprising a wear-resistant coating wherein said coating comprises radiation-cured urethane acrylate polymers and micronized polytetrafluoroethylene particles.Type: GrantFiled: November 12, 2002Date of Patent: March 22, 2005Assignee: Eastman Kodak CompanyInventors: Mridula Nair, David J. Steklenski, Tamara K. Jones
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Patent number: 6866199Abstract: A method of locating a reference calibration patch on a photographic element, that includes the steps of: exposing the photographic element to form a latent image of a reference calibration target having a two dimensional barcode symbol with a finder feature and a reference calibration patch having a known spatial relation to the finder feature of the two-dimensional barcode symbol; processing the photographic element to form a density image from the latent image; scanning the density image to produce a digital image; locating the finder feature of the two-dimensional barcode symbol in the digital image; and locating the reference calibration patch relative to the finder feature in the digital image.Type: GrantFiled: August 9, 2000Date of Patent: March 15, 2005Assignee: Eastman Kodak CompanyInventors: John T. Keech, John P. Spence
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Patent number: 6864023Abstract: This patent relates to an imaging member comprising a vacuous polymer base having adhered thereto an image formed on a transparent polymer sheet, wherein said vacuous polymer base has a density of less than 0.7 grams/cc and a modulus to density ratio of between 1500 and 4000 and wherein said image is in contact with said vacuous polymer base.Type: GrantFiled: December 1, 2003Date of Patent: March 8, 2005Assignee: Eastman Kodak CompanyInventors: Peter T. Aylward, Thomas M. Laney, Robert P. Bourdelais
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Patent number: 6848205Abstract: The invention relates to an imaging element comprising at least one imaging layer wherein said imaging layer comprises photosensitive silver halide layer comprising dye forming couplers, a transparent polymer pragmatic sheet below said at least one imaging layer, an adhesive layer below said pragmatic sheet, and a black carrier sheet below said adhesive layerType: GrantFiled: November 26, 2002Date of Patent: February 1, 2005Assignee: Eastman Kodak CompanyInventors: John B. Rieger, David C. Wideman, Robert P. Bourdelais
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Patent number: 6835693Abstract: The invention relates to an imaging member comprising in order an imaging layer, an upper oriented polymer sheet, a laminating adhesive layer in contact with said upper polymer sheet and also in contact with a lower oriented polymer sheet, and a positioning adhesive in contact with the lower side of said lower polymer sheet.Type: GrantFiled: November 12, 2002Date of Patent: December 28, 2004Assignee: Eastman Kodak CompanyInventors: Robert P. Bourdelais, Cheryl J. Kaminsky, Loretta E. Allen
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Patent number: 6820784Abstract: A method for cutting a laminated web including the steps of engaging a first side of the laminated web with a crack initiator having a high rake angle, the crack initiator extending from a first cutter base having a low rake angle, the laminated web including at least a support web, and an upper layer that may, at least for imaging elements, be considered a protective layer, the upper layer being thinner than the support web, the upper layer being located at the first side of the laminated web structure; simultaneously engaging a second side of the laminated web with a second cutter, the second cutter being offset from the first cutter; generating a first crack in the first side of the laminated web with the crack initiator completely through the upper layer; engaging the web with the cutter base of the first cutter; and further propagating the first crack beyond the tip of the first crack initiator using the cutter base, whereby the tip of the first crack initiator is disengaged from the laminated web.Type: GrantFiled: December 21, 2001Date of Patent: November 23, 2004Assignee: Eastman Kodak CompanyInventors: Zhanjun Gao, Yeh-hung Lai, Mridula Nair, Aparna Vasant Bhave
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Patent number: 6794099Abstract: The invention relates to a material to form an indicator element comprising a base material and at least one photosensitive silver halide layer, wherein the base material comprises at least one specular reflective layer between two polymer layers wherein the polymer layer between the at least one specular reflective layer and the silver halide layer is substantially transparent.Type: GrantFiled: April 8, 2003Date of Patent: September 21, 2004Assignee: Eastman Kodak CompanyInventors: Wen-Li A. Chen, Robert P. Bourdelais, Cheryl J. Kaminsky, Richard A. Castle, Thomas M. Smith
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Patent number: 6789373Abstract: The invention relates to a package comprising a flexible substrate having a silver halide formed image.Type: GrantFiled: August 13, 2002Date of Patent: September 14, 2004Assignee: Eastman Kodak CompanyInventors: Robert P. Bourdelais, Alphonse D. Camp, Peter T. Aylward
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Patent number: 6785982Abstract: A method and apparatus for drying a coated web is taught that reduces dryer induced mottle. The apparatus comprises a plurality of ducts positioned in series within an enclosure, the coated web travelling through the enclosure in a direction of travel, each duct including an arcuate portion terminating in a discharge nozzle, each discharge nozzle directed such that air exiting therefrom is flowing generally parallel to the coated web and in the direction of travel of the web; and at least one of the plurality of ducts having a baffle plate extending back therefrom toward another one of the plurality of ducts upstream thereof, the baffle plate being generally parallel to the coated web. Each duct preferably also includes a plate extension projecting from a bottom portion of the discharge nozzle in the direction of travel of the web, the plate extension being substantially parallel to the coated web.Type: GrantFiled: June 7, 2002Date of Patent: September 7, 2004Assignee: Eastman Kodak CompanyInventors: Roger K. Yonkoski, Amy Schweighardt
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Patent number: 6784973Abstract: A quality assurance system for retail photofinishing includes a communication network; a retail photofinishing site including photofinishing equipment, a client computer connected to the communication network, and a process monitoring device connected to the computer; and a server located at a service center and connected to the communication network.Type: GrantFiled: August 31, 2000Date of Patent: August 31, 2004Assignee: Eastman Kodak CompanyInventors: Timothy M. Wozniak, Ronald J. Craven, Grant Ahlrichs, Phil H. Davies
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Patent number: 6764804Abstract: The invention relates to an imaging element comprising a pragmatic imaging sheet comprising paper having a resin coat on each side, adhesively adhered to a carrier sheet with a pressure-sensitive adhesive, comprising at least one core layer of polyester and a rough lower surface layer.Type: GrantFiled: December 11, 2002Date of Patent: July 20, 2004Assignee: Eastman Kodak CompanyInventors: Robert P. Bourdelais, Cheryl J. Kaminsky, John M. Palmeri, William Baum, Philip J. Smith, Timothy J. Giarrusso
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Patent number: 6764813Abstract: A photothermographic film and a method for making same is taught. The film includes a support, a photothermographic imaging layer coated on the support, and a complement film generally confining the photothermographic imaging layer between the support and the complement film. The complement film is applied to the photothermographic imaging layer prior to exposure of the photothermographic imaging layer. The complement film retains any volatile materials present in the photothermographic imaging layer generated when thermal energy is applied thereto to develop a latent image exposed on the photothermographic imaging layer.Type: GrantFiled: May 17, 2002Date of Patent: July 20, 2004Assignee: Eastman Kodak CompanyInventors: Aparna V. Bhave, Karissa L. Eckert, Kenneth W. Metz, Lawrence B. Wallace, Mridula Nair, Thomas M. Smith, Barry M. Brown
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Patent number: 6755350Abstract: The invention relates to a sensual pressure sensitive adhesive label comprising an image having at least one overcoat layer over said image wherein said overcoat layer comprises comprising at least one tactile or olfactory featureType: GrantFiled: December 21, 2001Date of Patent: June 29, 2004Assignee: Eastman Kodak CompanyInventors: William T. Rochford, Robert P. Bourdelais, Mridula Nair
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Patent number: 6749982Abstract: An imaging member comprising a polymer sheet, a primer layer contacting said polymer sheet, and an image receiving layer contacting said primer layer; wherein said primer layer comprises: a) polyethyleneimine; and b) latex; wherein the latex has a Tg lower than 25° C. and c) hydrophilic colloid material.Type: GrantFiled: September 27, 2002Date of Patent: June 15, 2004Assignee: Eastman Kodak CompanyInventors: Yuanqiao Rao, DeBasis Majumdar, Robert J. Kress, David E. Decker