Inventor
Volker Weyrauch
Inventor
Deidesheim, DE
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds50%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments50%
PatentTitleYear
7,807,836'Preparation of perylen-3,4:9,10-tetracarboxylic dianhydride and also of naphtalene-1,8-dicarboximides'20107,393,956'Method for the production of perylen-3,4:9,10-tetracarboxylic acid diimides and perylen-3,4:9,10-tetracarboxylic acid dianhydride and naphtalene-1,8-dicarboxylimides'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2010Patents assigned to BASF AG (2)· patent assignee history
2008–2010Based in Deidesheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 2 | 2008–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Deidesheim, DE | 2 | 2008–2010 |