Inventor
Markus Doerr
Inventor
Glenmoore, PA, US
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments50%
C11DDetergent compositions25%
D06PDyeing or printing textiles25%
PatentTitleYear
7,547,670'Low odor ester-based microemulsions for cleaning hard surfaces'20095,578,712'Fibre-reactive monoazonaphthyl dyestuffs'19965,227,477'Dyes having one or two 2,4- or 4,6-dichloro-5-cyanopyrimidyl groups linked through bridging radicals containing at least two nitrogen atoms to chloro-1,3,5-triazinyl groups'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–1996Patents assigned to SANDOZ LTD (2)· patent assignee history
1993Based in Hartheim, DE· patent location history
1996Based in Staufen, DE· patent location history
2009Patents assigned to COGNIS IP MAN GMBH (1)· patent assignee history
2009Based in Glenmoore, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANDOZ LTD | 2 | 1993–1996 |
| COGNIS IP MAN GMBH | 1 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Glenmoore, Pennsylvania, US | 1 | 2009 |
| Staufen, DE | 1 | 1996 |
| Hartheim, DE | 1 | 1993 |