C09B 5/06
Benzanthronyl-pyrazolanthrone condensation products
C09B5/06 (Benzanthronyl-pyrazolanthrone condensation products) appears on 1 US grants and 0 published applications in this corpus.
Search patents in C09B- Granted patents
- 1
- Published applications
- 0
- Assignees
- 1
- Inventors
- 4
- Latest grant
- 21 Jan 2003
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| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 0 |
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