Company Filing History:

6 out of 1,524

Ciba Specialty Chemicals Corporation

Ciba-geigy Corporation

Years Active: 1994-2014

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8697792 - Migration-free coloured copolycondensates for colouring polymers (2014-04-15),

2. 8691002 - Organic black pigments and their preparation (2014-04-08),

3. 8674006 - Black pigment dispersion (2014-03-18),

4. 8193528 - Azapyrenes for electronic applications (2012-06-05),

5. 7923540 - 2-[[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azo]-benzoic acid and a process for its preparation (2011-04-12),

6. 7731791 - Use of pyrimido[5,4-g]pteridines as shading component in color filter colorant compositions (2010-06-08),

7. 7217803 - Benzimidazole-pyridone-based azo dyes (2007-05-15),

8. 6600042 - Process for the preparation of pyrimido[5,4-g]pteridine derivatives (2003-07-29),

9. 6126735 - Process for coloring high molecular weight organic material and (2000-10-03),

10. 6120956 - Yellow pteridine having a hue-angle of at least 98 (2000-09-19),

11. 5785720 - Process for coloring high molecular weight material with polycyclic (1998-07-28),

12. 5476949 - Finely divided highly transparent diketopyrrolopyrrole pigments (1995-12-19),

13. 5380870 - Mixed crystals of sulfonated diketopyrrolopyrroles (1995-01-10),

14. 5302704 - Azodyes containing a sulfoacetoacetic acid anilide coupling component (1994-04-12),

Title: Thomas Eichenberger: Innovator in Colored Copolycondensates

Introduction

Thomas Eichenberger is a notable inventor based in Basel, Switzerland. He has made significant contributions to the field of colored copolycondensates, holding a total of 14 patents. His work focuses on enhancing the properties of polymers through innovative coloring techniques.

Latest Patents

Eichenberger's latest patents include "Migration-free coloured copolycondensates for colouring polymers." This invention involves the reaction of colorants with selected cyclic dicarboxylic acids and aliphatic diols to create colored and/or fluorescent copolycondensates. Another significant patent is "Organic black pigments and their preparation," which describes a process for preparing black colorants that exhibit increased light stability in various applications, including paints and plastics.

Career Highlights

Throughout his career, Eichenberger has worked with prominent companies such as Ciba Specialty Chemicals Corporation and BASF SE Corporation. His experience in these organizations has allowed him to develop and refine his innovative approaches to coloring materials.

Collaborations

Eichenberger has collaborated with notable professionals in his field, including Thomas Ruch and Christoph Krebs. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Thomas Eichenberger's work in the field of colored copolycondensates showcases his innovative spirit and dedication to improving polymer technology. His contributions continue to influence the industry and inspire future advancements.

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5 patents (EPO):

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4 patents pending (EPO):

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