Inventor
Sandra Witt
Inventor
Langenfeld, DE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C11Dprimary
C11DDetergent compositions50%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests30%
C07CAcyclic or carbocyclic compounds10%
C09KMaterials for miscellaneous applications, not provided for elsewhere10%
PatentTitleYear
6,689,305'Process for consolidating particulate solids and cleaning products therefrom II'20045,914,309'Process for the production of detergent tablets by microwave and hot air treatment'19995,866,531'Process for the production of detergent or cleaning tablets'19995,858,299'Process for consolidating particulate solids'19995,569,767'Process for the production of low-viscosity storable amphoteric surfactants from imidazolines'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1999Patents assigned to HENKEL KGAA (2)· patent assignee history
1996–2004Based in Langenfeld, DE· patent location history
1999–2004Patents assigned to ECOLAB INC (2)· patent assignee history
1999Patents assigned to HENKEL ECOLAB GMBH & CO OHG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ECOLAB INC | 2 | 1999–2004 |
| HENKEL KGAA | 2 | 1996–1999 |
| HENKEL ECOLAB GMBH & CO OHG | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Langenfeld, DE | 5 | 1996–2004 |