Inventor
Herman P. Fasel
Inventor
Delft, NL
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds60%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture20%
PatentTitleYear
6,319,684'Process for the fermentative production of cephalosporin'20014,576,754'Preparation of 6,6-dibromo-penicillanic acid-1,1-dioxide'19864,554,104'Dehalogenation process of a penicillanic acid derivative'19854,528,135'Process for the preparation of penicillanic acid 1,1-dioxides'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1986Patents assigned to GIST BROCADES NV (3)· patent assignee history
1985–1986Based in Delft, NL· patent location history
2001Patents assigned to DMS N V (1)· patent assignee history
2001Based in Leiden, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GIST BROCADES NV | 3 | 1985–1986 |
| DMS N V | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Delft, NL | 3 | 1985–1986 |
| Leiden, NL | 1 | 2001 |