Inventor
Norbert Zimmermann
Inventor
Waldsee, DE
Overview
Patents· 5 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. pigments25%
C09KMaterials for miscellaneous applications, not provided for elsewhere17%
C07CAcyclic or carbocyclic compounds8%
C07GCompounds of unknown constitution8%
C07KPeptides8%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%
C08HDerivatives of natural macromolecular compounds8%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture8%
PatentTitleYear
7,229,803'Reaction of (di)amines in the presence of a lysine oxidase and of a reducing agent'20075,753,775'Sulfonated and oxidized indene polymers'19985,534,166'Preparation of condensates of arenesulfonic acids and formaldehyde and use thereof'19965,186,846'Dye dispersants: aryl sulphonic acid-formaldehyde condensate or ligninsulfonate'19935,124,438'Chemically modified proteins and colorant formulations containing the same'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2007Patents assigned to BASF AG (5)· patent assignee history
1992–1998Based in Waldsee, DE· patent location history
2007Based in Deidesheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 5 | 1992–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Waldsee, DE | 4 | 1992–1998 |
| Deidesheim, DE | 1 | 2007 |