- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 29/18 - Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides
Patent holdings for IPC class C09B 29/18
Total number of patents in this class: 6
10-year publication summary
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1
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0
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2
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0
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1
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clariant Plastics & Coatings Ltd | 83 |
3 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 371 |
1 |
| Kuraray Noritake Dental Inc. | 437 |
1 |
| Menicon Co., Ltd. | 424 |
1 |
| Other owners | 0 |