Inventor
Helmut Glietenberg
Inventor
Ludwigshafen, DE
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry40%
C07DHeterocyclic compounds40%
C07CAcyclic or carbocyclic compounds20%
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'19994,392,984'Olefin oligomerization catalysts and a process for their preparation'19834,192,807'Manufacture of .gamma.-butyrolactone from maleic anhydride'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1999Patents assigned to BASF AG (3)· patent assignee history
1980–1999Based in Ludwigshafen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 3 | 1980–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ludwigshafen, DE | 3 | 1980–1999 |