Inventor
Ferdi Saygin
Inventor
Erkrath, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes29%
A61QSpecific use of cosmetics or similar toiletry preparations29%
C02FTreatment of water, waste water, sewage, or sludge12%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
C07CAcyclic or carbocyclic compounds6%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
RE030199'Oxidation hair dyes based upon tetraaminopyrimidine developers'19804,129,414'Oxidation hair colorants containing water-soluble polyhalogen 3-aminophenols as couplers'19784,022,606'Antimicrobial use of .omega.-aminocarboxylic acid amides'19774,003,699'Oxidation hair dyes based upon tetraaminopyrimidine developers'19773,987,189'Anti-inflammatory composition and method containing cyclic 2-furfural-acetals'19763,945,996'Adducts of epoxy compounds and products of reaction of .epsilon.-caprolactam with N-alkylalkylenediamine and methods of preparation'19763,933,886'Diamino-nitro-benzene compounds'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to HENKEL & CIE GMBH (5)· patent assignee history
1976–1980Based in Erkrath, DE· patent location history
1976Based in Dusseldorf, DE· patent location history
1978Patents assigned to HENKEL KGAA (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HENKEL & CIE GMBH | 5 | 1976–1977 |
| HENKEL KGAA | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Erkrath, DE | 6 | 1976–1980 |
| Dusseldorf, DE | 1 | 1976 |