Inventor
Horst Schumacher
Inventor
Bobenheim-Roxheim, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes26%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for11%
B01DSeparation11%
C07DHeterocyclic compounds11%
A23KFodder5%
A23PShaping or working of foodstuffs, not fully covered by a single other subclass5%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C01BNon-metallic elements5%
C07CAcyclic or carbocyclic compounds5%
PatentTitleYear
5,356,636'Stable vitamin and/or carotenoid products in powder form, and the preparation thereof'19945,290,567'Pulverulent products composed of a water-insoluble core substance and of a protective covering'19944,929,774'Stable mixture containing oxidation-sensitive compounds, preparation thereof and use of a combination of substances for stabilizing oxidation-sensitive compounds'19904,627,174'Process and system for the dry quenching of coke'19864,519,961'Production of dry powders of substances which are sensitive to oxidation'19854,261,832'Membranes with preselected pore types for separation processes'19814,262,017'Preparation of a vitamin E dry powder'19814,192,806'Methyl fumaraldehyde monoacetals and process'19804,124,529'Carbonaceous adsorbents and process for making same'19784,009,202'2(OR 3)-Methyl-1-acetoxy-4-alkoxy (or phenoxy)-1,3-butadienes'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1994Patents assigned to BASF AG (7)· patent assignee history
1977–1994Based in Bobenheim-Roxheim, DE· patent location history
1978–1986Patents assigned to BERGWERKSVERBAND GMBH (3)· patent assignee history
1978–1981Based in Essen, DE· patent location history
1986Based in Essen-Heisingen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 7 | 1977–1994 |
| BERGWERKSVERBAND GMBH | 3 | 1978–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bobenheim-Roxheim, DE | 7 | 1977–1994 |
| Essen, DE | 2 | 1978–1981 |
| Essen-Heisingen, DE | 1 | 1986 |