Iqbal; Abul
Patent Applications and Registrations
Patent applications and USPTO patent grants for Iqbal; Abul.The latest application filed is for "coloring material and color filter".
- Iqbal; Abul - Arconciel CH
- Iqbal; Abul - Ettingen CH
| Patent | Date |
|---|---|
| Coloring material and color filter Grant 7,175,948 - Yoshihara , et al. February 13, 2 | 2007-02-13 |
| Electroluminescent devices comprising diketopyrrolopyrroles Grant 7,060,843 - Otani , et al. June 13, 2 | 2006-06-13 |
| Fluorescent diketopyrrolopyrrole analogues Grant 7,041,235 - Morton , et al. May 9, 2 | 2006-05-09 |
| Electroluminescent devices comprising diketopyrrolopyrroles Grant 7,001,677 - Otani , et al. February 21, 2 | 2006-02-21 |
| Coloring material and color filter App 20040050294 - Yoshihara, Toshio ; et al. | 2004-03-18 |
| Electroluminescent devices comprising diketopyrrolopyrroles App 20040009368 - Otani, Junji ; et al. | 2004-01-15 |
| Coloring material and color filter Grant 6,656,985 - Yoshihara , et al. December 2, 2 | 2003-12-02 |
| Novel fluorescent pigments App 20010039358 - Hao, Zhimin ; et al. | 2001-11-08 |
| Highly transparent, color-pigmented high molecular weight material Grant 6,120,944 - Schadeli , et al. September 19, 2 | 2000-09-19 |
| Polymerizable diketopyrrolopyrroles and polymers prepared therewith Grant 6,048,918 - Eldin , et al. April 11, 2 | 2000-04-11 |
| Compositions for making structured color images and application thereof Grant 5,879,855 - Schadeli , et al. March 9, 1 | 1999-03-09 |
| Fluorescent chromophores containing cyanimino groups Grant 5,755,875 - Zambounis , et al. May 26, 1 | 1998-05-26 |
| Mixed crystals and solid solution of 1,4-diketopyrrolopyrroles Grant 5,708,188 - Hao , et al. January 13, 1 | 1998-01-13 |
| Preparation of mixed crystals and solid solutions of 1, 4-diketo-pyrrolpyrroles Grant 5,693,824 - Mizuguchi , et al. December 2, 1 | 1997-12-02 |
| Two new crystal modifications of a diketopyrrolopyrrole pigment Grant 5,646,299 - Hao , et al. July 8, 1 | 1997-07-08 |
| Pyrrolo[3,4-C]pyrrole synthesis Grant 5,616,725 - Zambounis , et al. April 1, 1 | 1997-04-01 |
| Fluorescent quinacridone pigments Grant 5,561,232 - Hao , et al. October 1, 1 | 1996-10-01 |
| Method of improving storage stability of pigments Grant 5,271,769 - Bugnon , et al. December 21, 1 | 1993-12-21 |
| Process for the preparation of pyrrolo[3,4-c]pyrroles Grant 4,931,566 - Surber , et al. June 5, 1 | 1990-06-05 |
| Pigment compositions Grant 4,914,211 - Jost , et al. April 3, 1 | 1990-04-03 |
| 1,4-diketopyrrolo[3,4-c]pyrrole pigments Grant 4,791,204 - Jost , et al. December 13, 1 | 1988-12-13 |
| Dithioketo pyrrolopyrroles Grant 4,760,151 - Rochat , et al. July 26, 1 | 1988-07-26 |
| Mixtures of pigments Grant 4,720,305 - Iqbal , et al. * January 19, 1 | 1988-01-19 |
| Process for the preparation of pyrrolo[3,4-c]pyrroles, and novel pyrrolo[3,4-c]pyrroles Grant 4,659,775 - Pfenninger , et al. April 21, 1 | 1987-04-21 |
| Preparation of 1,4-diketopyrrolo-[3,4-c]pyrroles Grant 4,613,669 - Cassar , et al. September 23, 1 | 1986-09-23 |
| Preparation of pyrrolo[3,4-c]pyrroles Grant 4,579,949 - Rochat , et al. April 1, 1 | 1986-04-01 |
| 1,4-Diketo-pyrrolo[3,4-c]pyrroles Grant 4,490,542 - Iqbal , et al. December 25, 1 | 1984-12-25 |
| Process for dyeing high-molecular organic material, and novel polycyclic pigments Grant 4,415,685 - Iqbal , et al. November 15, 1 | 1983-11-15 |
| Process for the mass coloration of polyesters Grant 4,202,814 - Lienhard , et al. May 13, 1 | 1980-05-13 |
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