Inventor
Bernhard Schulz
Inventor
Schwetzingen, DE
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds38%
C07DHeterocyclic compounds24%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium19%
A61KPreparations for medical, dental or toiletry purposes5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C07BGeneral methods of organic chemistry5%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals5%
PatentTitleYear
6,005,122'Preparation of .alpha.-tocopherol or .alpha.-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalyst'19995,773,635'Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals'19985,382,732'2,5-bis(1,1-dialkoxy-2-propyl)-2,5-dihydrofurans, the preparation thereof and the use thereof for the preparation of carotenoids'19955,300,658'2,5-bis(1,1-dialkoxy-2-propyl)-2,5-dihydrofurans, the preparation thereof and the use thereof for the preparation of carotenoids'19944,843,171'1,1-dialkoxy-2-methyl-4,4-diacyloxy-2-butenes'19894,804,786'Preparation of 4-monoacetals of 2-methylbut-2-ene-1,4-dial'19894,435,427'Stable injectable .beta.-carotene micellar solutions and their preparation'19844,206,153'Treatment of methanolic-aqueous residues from syntheses employing triphenylphosphonium salts'19804,191,692'Manufacture of tocopherol'19804,182,731'Preparation of aqueous solutions or fine aqueous dispersions of polyenyltriarylphosphonium salts'19804,127,455'Manufacture of symmetrical carotenoids'19784,105,855'Manufacture of symmetrical carotenoids'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1999Patents assigned to BASF AG (12)· patent assignee history
1978–1999Based in Schwetzingen, DE· patent location history
1989Based in Schwertzingen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 12 | 1978–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Schwetzingen, DE | 11 | 1978–1999 |
| Schwertzingen, DE | 1 | 1989 |