Inventor
Ignaz Wimmer
Inventor
Winhoring, DE
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds32%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds21%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%
C09KMaterials for miscellaneous applications, not provided for elsewhere11%
C11DDetergent compositions11%
A01NPreservation of bodies of humans or animals or plants or parts thereof5%
B01DSeparation5%
C10GCracking hydrocarbon oils5%
PatentTitleYear
6,365,541'Alkoxylation catalyst'20026,326,514'Process for the preparation of ether carboxylic acids with low residual alcohol content'20016,303,564'Detergents, cleaning compositions and disinfectants comprising chlorine-active substances and fatty acid alkyl ester ethoxylates'20015,600,020'Process for the preparation of alkoxylates using ester compounds as catalyst'19975,389,280'Stable and homogeneous aqueous formulations of surfactants'19955,210,323'Process for the preparation of alkoxylates having a narrow distribution of homologs using antimony pentahalide complexes as the catalyst'19935,012,013'Process for the purification of alkylene oxide adducts'19914,992,595'Poly(alkoxy ether) mixed formals'19914,431,565'Surface-active compounds, a process for their preparation and their use'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1997Patents assigned to HOECHST AG (4)· patent assignee history
1984Based in Unterau, DE· patent location history
1991Patents assigned to BILLENSTEIN SIEGFRIED (1)· patent assignee history
1991Patents assigned to WIMMER IGNAZ (1)· patent assignee history
1991–2001Based in Winhoring, DE· patent location history
1991Based in Frankfurt am Main, DE· patent location history
1993Patents assigned to HOECHST AKTIENGESE ILSCHAFT (1)· patent assignee history
2001–2002Patents assigned to CLARIANT GMBH (3)· patent assignee history
2002Based in Winhring, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOECHST AG | 4 | 1984–1997 |
| CLARIANT GMBH | 3 | 2001–2002 |
| BILLENSTEIN SIEGFRIED | 1 | 1991 |
| HOECHST AKTIENGESE ILSCHAFT | 1 | 1993 |
| WIMMER IGNAZself | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Winhoring, DE | 6 | 1991–2001 |
| Winhring, DE | 1 | 2002 |
| Frankfurt am Main, DE | 1 | 1991 |
| Unterau, DE | 1 | 1984 |