Inventor
Franz Felix
Inventor
Munchenstein, CH
Overview
Patents· 3 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%
C07CAcyclic or carbocyclic compounds14%
C07DHeterocyclic compounds14%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%
D06PDyeing or printing textiles14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
PatentTitleYear
4,958,030'Process for the preparation of 3-phenylpyrrole derivatives'19904,612,014'Use of metal complexes of hydrazones as pigments'19864,529,804'Naphthostyril Ni or Cu complexes, a process for their preparation, and high molecular weight organic material pigmented with these metal complexes'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1990Patents assigned to CIBA GEIGY CORP (3)· patent assignee history
1985–1990Based in Munchenstein, CH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIBA GEIGY CORP | 3 | 1985–1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Munchenstein, CH | 3 | 1985–1990 |