- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 35/00 - Disazo or polyazo dyes of the type A ← D → B prepared by diazotising and coupling
Patent holdings for IPC class C09B 35/00
Total number of patents in this class: 5
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gateway Health Alliances, Inc. | 40 |
3 |
| Hewlett-Packard Development Company, L.P. | 25317 |
1 |
| Clariant International Ltd. | 889 |
1 |
| Other owners | 0 |