Inventor
Klaus Schmieder
Inventor
Frankenthal, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds33%
C07DHeterocyclic compounds22%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for11%
C07BGeneral methods of organic chemistry11%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments11%
C09KMaterials for miscellaneous applications, not provided for elsewhere11%
PatentTitleYear
4,804,670'Substituted hexatriene derivatives and their use in treating acne and psoriasis'19894,543,417'.omega.,.omega.-Diacyloxy-2,6-dimethyl-octatrienoates and -octatrienals, their preparation and their use for the synthesis of terpene compounds'19854,522,743'Preparation of finely divided pulverulent carotinoid and retinoid compositions'19854,515,982'Aminoreductones'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1989Patents assigned to BASF AG (4)· patent assignee history
1985Based in Frankenthal, DE· patent location history
1989Based in Schortens, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 4 | 1985–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Frankenthal, DE | 3 | 1985 |
| Schortens, DE | 1 | 1989 |