Inventor
Thomas Eichenberger
Inventor
Basel, CH
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments29%
C07DHeterocyclic compounds22%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%
D06PDyeing or printing textiles7%
G02BOptical elements, systems or apparatus4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
A01NPreservation of bodies of humans or animals or plants or parts thereof2%
C07CAcyclic or carbocyclic compounds2%
C09DCoating compositions, e.g. paints, varnishes or lacquers2%
PatentTitleYear
8,697,792'Migration-free coloured copolycondensates for colouring polymers'20148,691,002'Organic black pigments and their preparation'20148,674,006'Black pigment dispersion'20148,193,528'Azapyrenes for electronic applications'20127,923,540'2-[[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azo]-benzoic acid and a process for its preparation'20117,731,791'Use of pyrimido[5,4-g]pteridines as shading component in color filter colorant compositions'20107,217,803'Benzimidazole-pyridone-based azo dyes'20076,600,042'Process for the preparation of pyrimido5,4-gpteridine derivatives'20036,126,735'Process for coloring high molecular weight organic material and polycyclic pigments'20006,120,956'Yellow pteridine having a hue-angle of at least 98'20005,785,720'Process for coloring high molecular weight material with polycyclic compounds'19985,476,949'Finely divided highly transparent diketopyrrolopyrrole pigments'19955,380,870'Mixed crystals of sulfonated diketopyrrolopyrroles'19955,302,704'Azodyes containing a sulfoacetoacetic acid anilide coupling component'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1995Patents assigned to CIBA GEIGY CORP (3)· patent assignee history
1994–2014Based in Basel, CH· patent location history
1998–2010Patents assigned to CIBA SC HOLDING AG (6)· patent assignee history
2011–2014Patents assigned to BASF SE (4)· patent assignee history
2012–2014Patents assigned to EICHENBERGER THOMAS (4)· patent assignee history
2014Patents assigned to KREBS CHRISTOPH (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIBA SC HOLDING AG | 6 | 1998–2010 |
| BASF SE | 4 | 2011–2014 |
| EICHENBERGER THOMASself | 4 | 2012–2014 |
| CIBA GEIGY CORP | 3 | 1994–1995 |
| KREBS CHRISTOPH | 3 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Basel, CH | 14 | 1994–2014 |