Patents for C09B 23 - Methine or polymethine dyes, e.g. cyanine dyes (4,654)
10/1995
10/31/1995US5462851 Silver halide photographic material
10/26/1995WO1995028447A1 Disperse dyes derived from hindered indoline couplers
10/25/1995EP0678778A1 Use of indoleninecyanine dyes
10/22/1995CA2147450A1 Use of indolenine-cyanine dyestuffs
10/17/1995US5459265 Oxonol dye
10/17/1995US5459025 Methine dye contains hydrazine group, nonfogging, improved sensitivity
10/11/1995EP0675924A1 Cyclic-substituted unsymmetrical cyanine dyes
10/10/1995CA1337296C Chemical compounds 1,1,5,5,-tetra(4-aminophenyl)-1,4-pentadiene compounds
10/03/1995US5455362 Preparation of astaxanthin novel intermediates therefor and the preparation thereof
09/1995
09/26/1995USRE35044 Cyanine compounds
09/26/1995US5453505 Photostability, nonaggregating, DNA, cells, antibodies, carbohydrates
09/20/1995EP0671996A1 Dye-donor element comprising yellow dicyanovinylaniline dyes.
09/19/1995US5451494 Photographic elements containing acyl substituted oxonol dyes
09/12/1995US5449600 Silver halide photographic material
09/06/1995EP0670374A1 A method of identifying strands of DNA using infrared fluorescent labels
09/02/1995CA2143559A1 Sequencing near infrared and infrared fluorescence labelled dna for detecting using laser diodes and suitable labels therefor
08/1995
08/31/1995WO1995023355A1 Sensitizers for photothermographic elements
08/31/1995CA2184271A1 Sensitizers for photothermographic elements
08/29/1995US5445946 Forming distinctive intravacuolar structures in fungal cells by combining sample with staining solution containing specified cyanine dye for sufficient time; correlating with cell viability
08/29/1995US5445672 Laked tris- or tetracationic polymethine dyes
08/24/1995WO1995022581A1 Triazolopyridine dyes
08/24/1995DE4405167A1 Triazolopyridinfarbstoffe Triazolopyridine
08/24/1995CA2183470A1 Triazolopyridine dyes
08/23/1995EP0667887A1 Dyes
08/15/1995US5441866 Sensitizers for photothermographic elements
08/15/1995US5441858 Photographic silver halide elements comprising infrared sensitizing dyes
08/10/1995WO1995021219A1 Method for preparing pyridine dyes
08/09/1995EP0666474A1 Use of infrared absorbing and fluorescent compositions for flaw detection
08/08/1995US5440042 For laser application; optical recording systems, medicine
08/08/1995US5439789 Methine compound and silver halide photographic material comprising the same
08/03/1995DE4403083A1 Verfahren zur Herstellung von Pyridinfarbstoffen A process for preparing pyridine dyes
08/02/1995EP0665271A1 Pyrazolonoxonol compound and silver halide photographic material comprising same
08/01/1995US5438030 Good spectral absorption and light fastness
07/1995
07/27/1995WO1995020181A1 Methine dyes for non-linear optics
07/27/1995DE4401912A1 Methinfarbstoffe in der nichtlinearen Optik Methine dyes in non-linear optics
07/25/1995US5436134 Cyclic-substituted unsymmetrical cyanine dyes
07/25/1995US5436113 Cyanine dye, phenol photostabilizer, compact disk
07/11/1995CA2015325C Fluorescent dye
07/04/1995US5429920 Silver halide emulsion on a support with color couplers, spectral sensitizers of cationic dyes containing quinoline groups and benzothiazole or benzoselenazo compounds
06/1995
06/29/1995WO1995017470A1 Pyridone dyes
06/27/1995US5428163 Prodrugs for selective drug delivery
06/21/1995EP0658095A1 Process for dyeing keratin-containing fibres
06/13/1995US5424475 Thermal imaging dye precursors
06/13/1995US5424442 Water-soluble methine compounds useful in photographic silver halide emulsion containing the same
06/08/1995WO1995015144A1 Cationic dyes for keratin-containing fibres
06/08/1995DE4341618A1 Near IR dyes useful as pH indicator for detecting toxins e.g. ammonia
06/06/1995US5422334 Isoxazolone dyes having high molar extinction coefficients, high sublimation and diffusion rates and high spectral side absorptions
06/06/1995US5422238 Silver halide photographic material
06/06/1995US5422237 Methine compound and silver halide photographic material comprising the same
06/06/1995US5422236 With thiazole dyes as red region sensitize
06/01/1995DE4340560A1 Furanone dyestuff cpd. for bulk colouration of plastic
05/1995
05/30/1995US5420259 Compounds for colors and intermediates for vat dyes
05/24/1995EP0608312B1 Dyes comprising thioether macrocycles
05/23/1995US5418126 Element comprising a light sensitive emulsion containing a sensitizing dye
05/10/1995EP0652472A1 Silver halide photographic material
05/04/1995WO1995011942A1 3-dicyanomethylidene-2,3-dihydrothiophen-1,1-dioxide derivatives as disperse dyestuffs
05/03/1995EP0651024A1 Method of producing polymethine dyes
04/1995
04/30/1995CA2133031A1 Method of producing polymethine dyes
04/27/1995WO1995011278A1 Diphenylamine compounds
04/26/1995EP0650089A1 High resolution radiographic recording element
04/25/1995US5410030 Dimers of unsymmetrical cyanine dyes containing pyridinium moieties
04/20/1995DE4416308A1 Photographic recording material
04/19/1995EP0648813A1 Photographic recording material
04/12/1995EP0647878A2 Silver halide photographic material
04/11/1995US5405968 Useful as drugs, for producing singlet oxygen, sensitizers in electrophotographic layers and for photopolymerizations and as laser light sensitive dyes in optical recording media
04/05/1995EP0646839A1 A silver halide photographic light sensitive element for medical radiography
04/05/1995EP0646628A1 Spectrally sensitized silver halide photographic elements
03/1995
03/28/1995US5401847 DNA complexes with dyes designed for energy transfer as fluorescent markers
03/28/1995US5401618 Dye has perfluoroalkyl group in anion
03/23/1995WO1995007950A1 Process for the production of cyanine dyes
03/23/1995WO1995007888A1 Method for the preparation of high purity substituted benz[e]indoles and the alkaline salts thereof
03/22/1995EP0643706A1 Compounds, compositions and methods for binding bio-affecting substances to surface membranes of bio-particles
03/21/1995US5399690 Filter dyes for photographic elements
03/21/1995CA1334803C Solid particle dispersions of dyes useful in photographic elements
03/15/1995EP0642678A1 Optically non-linear materials
03/14/1995US5397762 Dye-donor element comprising tricyanovinylaniline dyes
03/14/1995US5397693 Methine dyes
03/14/1995US5397690 Near-infrared absorbing dyes prepared from stenhouse salts
03/02/1995WO1993015596A3 Functionalized merocyanine dyes and polymers incorporating such dyes
02/1995
02/28/1995US5393654 Photothermographic imaging materials and sensitisers therefor
02/16/1995WO1995004953A1 Z-type films for second harmonic generation
02/16/1995DE4326889A1 Laked tris- or tetracationic polymethine dyes
02/15/1995EP0638841A2 Methine compounds and silver halide photographic materials containing the compound
02/14/1995US5389480 Photosensitive layer containing stilbene and hydrazone type compounds; durability
02/07/1995US5387502 Silver halide photographic material
02/01/1995EP0636493A1 Infrared-absorbing cyanine dyes for laser ablative imaging
02/01/1995CN1098101A The preparation of astaxanthin, novel intermediates therefor and the preparation thereof
01/1995
01/31/1995US5386058 Reacting 1,1-diaryl-2-metallo-ethene with diaryl-polyalkylene aldehyde, neutralization with acid
01/31/1995US5385820 Nonfogging, time stability, contrast
01/24/1995US5384402 Bichromophoric cyano-containing methine dyes and transfer thereof
01/19/1995WO1995001772A1 Process for dyeing keratin-containing fibres
01/18/1995EP0634640A1 Method of counting reticulocytes
01/18/1995CN1097436A Methine style fluorescent red cation dye and its preparation
01/17/1995US5382687 Enamine derivatives
01/11/1995EP0633495A1 Spectrally sensitised photographic recording material
01/11/1995EP0633258A1 Improved process for the production of astaxanthin, new intermediates therefor and a process for their production
01/10/1995US5380634 X-ray, quick processing
01/05/1995DE4417662A1 Aromatic fluorine compounds, process for their preparation and their use
01/05/1995DE4321420A1 Bulk dyeing of plastics
01/04/1995EP0632102A1 Mass dyeing of synthetic material
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