Etzbach; Karl-Heinz
Patent Applications and Registrations
Patent applications and USPTO patent grants for Etzbach; Karl-Heinz.The latest application filed is for "liquid direct dye formulations".
Company Profile
0.43.3
- Etzbach; Karl-Heinz - Frankenthal DE
- Etzbach, Karl-Heinz - Frakenthal DE
Patent Activity
| Patent | Date |
|---|---|
| Liquid direct dye formulations Grant 7,713,311 - Klopp , et al. May 11, 2 | 2010-05-11 |
| Liquid Direct Dye Formulations App 20080295262 - Klopp; Ingo ; et al. | 2008-12-04 |
| Bisazo dyestuffs based on hydroxynaphthalene carboxylic acid Grant 6,933,371 - Schroder , et al. August 23, 2 | 2005-08-23 |
| Azoxy dyes and copper complexes thereof Grant 6,903,197 - Tresch , et al. June 7, 2 | 2005-06-07 |
| Azoxy dyes and copper complexes thereof App 20040204570 - Tresch, Rainer ; et al. | 2004-10-14 |
| Azoxy dyes and their Cu complexes Grant 6,727,351 - Tresch , et al. April 27, 2 | 2004-04-27 |
| Bisazo dyestuffs based on hydroxynaphthalene carboxylic acid App 20040010866 - Schroder, Gunter-Rudolf ; et al. | 2004-01-22 |
| Use of compositions containing bisazo compounds for detecting fissures Grant 6,616,712 - Beck , et al. September 9, 2 | 2003-09-09 |
| Water-soluble Quinacridones Grant 6,152,968 - Etzbach , et al. November 28, 2 | 2000-11-28 |
| Polymerizable liquid-crystalline compounds Grant 6,136,225 - Meyer , et al. October 24, 2 | 2000-10-24 |
| Process for producing pigment particles of defined shape and size Grant 6,136,251 - Etzbach , et al. October 24, 2 | 2000-10-24 |
| Use of organic compounds in the plastic columnar discotic liquid-crystal phase for transport of electric charges Grant 6,099,750 - Simmerer , et al. August 8, 2 | 2000-08-08 |
| Cationic azo dyes based on aminobenzoic acid Grant 6,048,968 - Etzbach , et al. April 11, 2 | 2000-04-11 |
| Electroluminescent arrangement Grant 5,922,481 - Etzbach , et al. July 13, 1 | 1999-07-13 |
| Polymerizable, chiral compounds and their use Grant 5,886,242 - Etzbach , et al. March 23, 1 | 1999-03-23 |
| Polymerizable liquid-crystalline compounds Grant 5,833,880 - Siemensmeyer , et al. November 10, 1 | 1998-11-10 |
| Process for coating and printing substrates Grant 5,798,147 - Beck , et al. August 25, 1 | 1998-08-25 |
| Polymerizable, chiral compounds and their use Grant 5,780,629 - Etzbach , et al. July 14, 1 | 1998-07-14 |
| Phenol derivatives, their preparation and their use, in particular in nonlinear optics Grant 5,777,089 - Beckmann , et al. July 7, 1 | 1998-07-07 |
| Chiral nematic polyesters Grant 5,766,679 - Siemensmeyer , et al. June 16, 1 | 1998-06-16 |
| Polymerizable, chiral compounds, and use thereof Grant 5,744,057 - Meyer , et al. April 28, 1 | 1998-04-28 |
| Thienothienylazoanilines in nonlinear optics Grant 5,738,806 - Beckmann , et al. April 14, 1 | 1998-04-14 |
| Pyridone dyes Grant 5,719,288 - Sens , et al. February 17, 1 | 1998-02-17 |
| Diphenylamine compounds, polymers prepared therefrom and non-linear optics devices containing the same Grant 5,696,243 - Beckmann , et al. December 9, 1 | 1997-12-09 |
| Use of organic materials having high nonionic charge carrier mobility Grant 5,683,833 - Haussling , et al. November 4, 1 | 1997-11-04 |
| Production of a ferroelectric or antiferroelectric or ferrielectric order in liquid crystals which solidify in a glass-like manner Grant 5,620,756 - Bach , et al. April 15, 1 | 1997-04-15 |
| N-aminopyridone dyes Grant 5,580,980 - Etzbach , et al. December 3, 1 | 1996-12-03 |
| Preparation of polymers with NLO-active side groups and the use thereof Grant 5,483,005 - Etzbach , et al. * January 9, 1 | 1996-01-09 |
| Defined oligomeric liquid-crystalline compounds having smectic liquid-crystalline phases Grant 5,417,884 - Etzbach , et al. May 23, 1 | 1995-05-23 |
| Copolymers with non-linear optical properties and the use thereof Grant 5,384,378 - Etzbach , et al. January 24, 1 | 1995-01-24 |
| Liquid-crystalline polymers of virtually uniform molecular weight Grant 5,332,520 - Bach , et al. July 26, 1 | 1994-07-26 |
| Pyridone dyes and thermal transfer thereof Grant 5,310,942 - Bach , et al. May 10, 1 | 1994-05-10 |
| Azo dyes with a coupling component of the quinoline series Grant 5,306,815 - Hahn , et al. April 26, 1 | 1994-04-26 |
| Azo dye polymers Grant 5,264,507 - Wiesenfeldt , et al. November 23, 1 | 1993-11-23 |
| Preparation of polymers with side groups with NLO activity, and the use thereof Grant 5,231,140 - Kilburg , et al. July 27, 1 | 1993-07-27 |
| Azo dyes for thermotransfer printing Grant 5,200,386 - Sens , et al. April 6, 1 | 1993-04-06 |
| Malonic acid dyes and polycondensation products thereof Grant 5,162,545 - Etzbach , et al. November 10, 1 | 1992-11-10 |
| Transfer of AZO dyes Grant 5,037,798 - Etzbach , et al. August 6, 1 | 1991-08-06 |
| Liquid crystalline copolymer Grant 4,943,617 - Etzbach , et al. July 24, 1 | 1990-07-24 |
| Navy and black dye mixtures: thiophene azo disperse dye and red, yellow or orange disperse dye Grant 4,908,041 - Hahn , et al. March 13, 1 | 1990-03-13 |
| Transfer of catinic dyes in their deprotonated, electrically neutral form Grant 4,880,769 - Dix , et al. November 14, 1 | 1989-11-14 |
| Azo dyes containing thienothiophene radicals as radicals of the diazo component Grant 4,843,153 - Eilingsfeld , et al. June 27, 1 | 1989-06-27 |
| Optical recording medium Grant 4,702,945 - Etzbach , et al. October 27, 1 | 1987-10-27 |
| Azo dyes containing a triazolyl group for use in liquid crystalline materials Grant 4,667,019 - Etzbach , et al. May 19, 1 | 1987-05-19 |
| Aromatic disazo dyes and liquid-crystalline materials containing these dyes Grant 4,667,020 - Etzbach , et al. May 19, 1 | 1987-05-19 |
| Electrophotographic recording material whose photoconductor layer contains a halogenated perylene dye sensitizer Grant 4,556,622 - Neumann , et al. December 3, 1 | 1985-12-03 |
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