Inventor
Bruno Piastra
Inventor
Huningue, FR
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. pigments42%
C07DHeterocyclic compounds21%
C09DCoating compositions, e.g. paints, varnishes or lacquers12%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
G03GElectrography6%
A61KPreparations for medical, dental or toiletry purposes3%
A61QSpecific use of cosmetics or similar toiletry preparations3%
C07CAcyclic or carbocyclic compounds3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
7,307,170'Epindolidione pigments'20076,649,758'Preparation of trans-thiazineindigo pigments'20036,638,996'Pigment for warpage-free polyolefins coloration'20036,540,820'Heterocyclic compounds'20036,515,123'Triphendioxazine pigments, intermediates, their method of making and uses thereof'20036,512,115'Preparation of pigments'20036,482,817'Hybrid pigments'20026,472,527'Process for the preparation of thiazine-indigo compounds and of new intermediates therefor'20026,375,732'Pigments, the process of their manufacturing and their use'20026,339,084'Process for the production of thiazine-indigo pigments'20026,277,536'Heterocyclic compounds'20016,214,989'Triphendioxazine pigments'20016,200,378'Thiazine indigo pigments, solid solutions thereof and their preparation'20016,046,335'Heterocyclic compounds'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000Patents assigned to CLARIANT BVI (1)· patent assignee history
2000–2007Based in Huningue, FR· patent location history
2001–2007Patents assigned to CLARIANT FINANCE BVI LTD (12)· patent assignee history
2001Patents assigned to CLARIANT INTERNATIONAL LTD MUT (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CLARIANT FINANCE BVI LTD | 12 | 2001–2007 |
| CLARIANT BVI | 1 | 2000 |
| CLARIANT INTERNATIONAL LTD MUT | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Huningue, FR | 14 | 2000–2007 |