| Patents for C09B 55 - Azomethine dyes (1,049) |
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| 10/17/2002 | WO2002082438A2 Optical recording materials having high storage density |
| 10/17/2002 | US20020151437 Employing novel dyes having pyrazolopyrimidine-7-one parent nucleus |
| 10/10/2002 | WO2002080159A1 Optical data carrier that contains a cyanine dye as the light-absorbing compound in the information layer |
| 10/02/2002 | EP1246006A2 Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound |
| 10/02/2002 | DE10111655A1 Inkjet-Tinte Inkjet ink |
| 10/01/2002 | US6458966 Dye intermediate and method |
| 09/19/2002 | WO2002072721A1 Ink for an ink jet |
| 09/12/2002 | US20020128488 Azomethine compound and oily magenta ink |
| 09/12/2002 | US20020124790 Organic ammonium molecule contains a functional chromophore; semiconductive, ferromagnetic properties |
| 08/28/2002 | EP0929843B1 Light sensitive composition containing an arylhydrazo dye |
| 08/22/2002 | US20020112641 Formed by dispersing in water-based medium an oil-soluble dye that is dissolved in high boiling point organic solvent, with ink containing compound having in molecule a carbon-carbon unsaturated bond different from phenyl group |
| 08/14/2002 | EP1231072A2 Thermal transfer recording material and thermal transfer recording method |
| 08/14/2002 | EP0974075B1 Black-pigmented structured high molecular weight material |
| 08/08/2002 | US20020107301 Coloring composition, ink for ink jet recording and ink jet recording method |
| 07/25/2002 | WO2002057537A1 Use of pigment dyes for dispersion dyeing from aqueous media |
| 07/18/2002 | WO2002055786A1 Use of pigments as disperse dyestuffs |
| 07/16/2002 | CA2037816C Keratin fibres dyeing process with 6- or 7-monohydroxyindoles at acid ph and compositions implemented |
| 07/10/2002 | EP0781350B1 Highly stable oxidative coupling dye for spectrophotometric determination of analytes |
| 07/09/2002 | US6416922 Dry processing photography |
| 07/02/2002 | US6413926 Prevention redepositing of migrant dyes during washing |
| 05/16/2002 | WO2002038549A1 Hetero-anellated ortho-aminophenols and their use as dye components |
| 05/07/2002 | US6383276 Azomethine compound and oily magenta ink |
| 04/23/2002 | US6375732 Pigments, the process of their manufacturing and their use |
| 04/03/2002 | CN1343207A Benzofuran-2-ones as colorants for organic materials |
| 03/14/2002 | US20020032252 Colored particulate dispersion, ink for ink-jet recording using the same, and ink-jet recording method |
| 02/14/2002 | US20020017217 Aqueous dispersion containing an oil-soluble dye with pyrrole containing fused rings, such as pyrrolo(1,2-a)pyrimidine |
| 02/05/2002 | US6344075 Excellent in light fastness |
| 01/24/2002 | US20020007762 Ink-jet ink, method of manufacturing the same, and ink jet recording method |
| 01/09/2002 | EP0791034B1 Methine and azamethine dyes made from trifluoromethylpyridones |
| 01/02/2002 | EP1167540A2 Dye couple for spectrophotometric determination of analytes |
| 12/11/2001 | CA2051751C Method for temporarily coloring article with acid labile colorant |
| 12/05/2001 | EP1159276A2 Benzofuran-2-ones as colorants for organic materials |
| 11/29/2001 | US20010045176 Oil soluble dye |
| 11/22/2001 | WO2001087896A1 Method of forming thin film of organic ammonium/inorganic lamellar perovskite compound |
| 11/21/2001 | EP0626077B1 Image-recording materials |
| 11/14/2001 | EP1123930A9 sYCLIC PHENOL SULFIDE-METAL COMPLEXES, CATALYSTS COMPRISING THE SAME AND ANALYTICAL METHODS FOR HYDROGEN PEROXIDE |
| 11/06/2001 | US6313196 For ink jet printing; smudge resistance |
| 11/01/2001 | US20010036979 Coloring particulate containing an ionic-group polymer such as acrylic acid copolymer, oil soluble dye, and hydrophobic high boiling organic solvent, the coloring particulate dispersed in a water-based medium; dispersion stability |
| 09/26/2001 | EP1136530A2 Ink-jet ink, method of manufacturing the same, and ink jet recording mehtod |
| 09/20/2001 | US20010023267 Mixture containing oil soluble dyes |
| 09/20/2001 | US20010023238 Prevention redepositing of migrant dyes during washing |
| 09/06/2001 | US20010020056 Dispersion of oil-soluble dye particles based on a pyrazolo-(5,1-c)-s-triazole or pyrazolo(1,5-b) ring; stability; colorfastness; waterproofing; reproduction, especially magenta; printing on paper; antifouling agents |
| 09/06/2001 | US20010020055 Water-dispersed particles of an oil-soluble pyrrolotriazol-azomethine dyes and an oil-soluble polymer; reproduction, especially cyan color; waterproofing; colorfastness; storage stability; antifouling agents; paper |
| 09/06/2001 | US20010019806 Dry processing photography |
| 08/29/2001 | EP0898596B1 Squarate dyes and their use in fluorescent sequencing method |
| 08/29/2001 | EP0658095B1 Process for dyeing keratin-containing fibres |
| 08/16/2001 | EP1123930A1 sYCLIC PHENOL SULFIDE-METAL COMPLEXES, CATALYSTS COMPRISING THE SAME AND ANALYTICAL METHODS FOR HYDROGEN PEROXIDE |
| 08/07/2001 | US6270943 Multilayer; transparent grooved substrate, recording layer, light reflecting layer, adhesive |
| 05/29/2001 | CA2142091C Process for dyeing keratin-containing fibres |
| 05/24/2001 | US20010001332 Novel azo compounds, use in dyeing, compositions containing them and dyeing processes |
| 05/22/2001 | US6235457 Photographic film |
| 05/16/2001 | CN1065743C Process for dyeing keratin-containing fibres |
| 04/18/2001 | EP1092753A1 Cyanine dye |
| 03/07/2001 | EP0906370B1 Pyridone colorants |
| 03/06/2001 | US6197968 Storage stability; colorless after solution treatment |
| 03/06/2001 | US6197071 Formulations for dyeing keratin fibers comprising a pyrazolotriazole coupler and oxidation base |
| 02/22/2001 | WO2000053597B1 Benzofuran-2-ones as colorants for organic materials |
| 02/20/2001 | US6191263 Prepared by reacting beta-naphthol with diazotized 2-amino-5-chloro-4-methylbenzenesulfonic acid and then with a calcium salt; pigmenting plastics, coatings, electrophotographic toners and developers, inks and seeds |
| 01/30/2001 | US6179881 Compositions and processes for dyeing keratin fibers with azo compounds |
| 12/26/2000 | US6165681 Black-pigmented structured high molecular weight material |
| 12/21/2000 | WO2000053597A3 Benzofuran-2-ones as colorants for organic materials |
| 11/14/2000 | US6146455 Crystal modification of C.I. Pigment Red 53:2 (δ-phase) |
| 11/07/2000 | US6143898 Pyridone colorants |
| 11/02/2000 | WO2000064989A1 Cyanine dye |
| 10/31/2000 | US6140494 Squarate dyes and their use in fluorescent sequencing method |
| 10/31/2000 | US6140033 Support with silver halide emulsions with couplers |
| 10/25/2000 | EP1046680A2 Pigments, the process of their manufacture and their use |
| 10/11/2000 | EP1041955A1 Use of transitional metal complexes for dying keratin fibers |
| 09/26/2000 | US6124078 Photo-decoloring dye, a binder resin composition containing the same and photo-recording material |
| 09/19/2000 | US6120983 Reducible silver source, photocatalyst, reducing agent, binder and thiazole |
| 09/14/2000 | WO2000053597A2 Benzofuran-2-ones as colorants for organic materials |
| 09/13/2000 | EP1035172A2 Azomethine compound and oily magenta ink |
| 08/22/2000 | US6107487 Methine and azamethine dyes based on 5-membered heterocycles with a trifluoromethyl group |
| 06/28/2000 | EP1014185A1 Photographic element, pyrazolazole coupler, method for it's preparation and an azomethine dye |
| 06/28/2000 | CN1258021A Photographic material |
| 05/24/2000 | EP1002020A1 Dye intermediate and method to manufacture dyes |
| 05/16/2000 | US6063729 Thermal transfer sheet |
| 05/03/2000 | EP0996852A1 Composition and method for staining cellular dna |
| 05/03/2000 | CN1252135A Highly transparent, color-pigmented high molecular weight material |
| 04/27/2000 | WO2000023435A1 sYCLIC PHENOL SULFIDE-METAL COMPLEXES, CATALYSTS COMPRISING THE SAME AND ANALYTICAL METHODS FOR HYDROGEN PEROXIDE |
| 01/26/2000 | EP0974075A1 Black-pigmented structured high molecular weight material |
| 01/05/2000 | CN1240219A Novel crystal modification of C.I. pigment red 53:2 (gamma-phase) |
| 01/04/2000 | US6010567 Black-pigmented structured high molecular weight material |
| 12/23/1999 | DE19827273A1 Neue Kristallmodifikation von CIPigment Red 53:2(delta-Phase) New crystal modification of CI Pigment Red 53: 2 (delta-phase) |
| 12/23/1999 | DE19827272A1 Neue Kristallmodifikation von CI Pigment Red 53:2 (gamma-Phase) New crystal modification of CI Pigment Red 53: 2 (gamma-phase) |
| 12/22/1999 | EP0965617A1 Crystalline modification of pigment C.I. Pigment Red 53:2 (gamma phase) |
| 12/22/1999 | EP0965616A1 Crystalline modification of pigment C.I. Pigment Red 53:2 (delta phase) |
| 12/19/1999 | CA2275374A1 Novel crystal modification of c.i. pigment red 53:2 (gamma-phase) |
| 11/18/1999 | DE19920808A1 Methine and azamethine dyes based on trifluoromethyl-substituted 5-membered heterocycles |
| 11/10/1999 | EP0955289A2 Method of treatment of textiles |
| 10/20/1999 | CN1232551A Light sensitive composition contg. arylhydrazo dye |
| 10/13/1999 | CN1231330A Method for treating textile |
| 10/12/1999 | US5965717 Useful intermediate for forming bisazomethines, disazoacetoacetanilides, disazopyrazolones, disazobenzimidazolones and disazonaphthols |
| 10/06/1999 | CA2267847A1 Process for treating textile materials |
| 10/05/1999 | US5962691 Methine and azamethine dyes based on trifluoromethylpyridones |
| 09/15/1999 | EP0941990A2 Process for the preparation of azamethines and azamethines obtained thereby |
| 08/25/1999 | EP0937751A1 Metallized azo ether dyes and optical recording elements comprising the same |
| 08/24/1999 | US5942410 Composition and method for staining cellular DNA, comprising thiazine derivative metabisulfite and methanol or ethanol |
| 08/05/1999 | WO1999002960A8 Composition and method for staining cellular dna |
| 08/05/1999 | DE19804123A1 Ink for use in ink jet printing |