- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 29/036 - Monoazo dyes prepared by diazotising and coupling characterised by the diazo component from diazotised amines containing a heterocyclic ring the heterocyclic ring containing only nitrogen as hetero atoms
Patent holdings for IPC class C09B 29/036
Total number of patents in this class: 51
10-year publication summary
|
5
|
7
|
5
|
4
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0
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2
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2
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0
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2
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
14 |
| Huntsman International LLC | 708 |
3 |
| Wella Operations US LLC | 820 |
3 |
| Canon Inc. | 36841 |
2 |
| FUJIFILM Imaging Colorants Limited | 233 |
2 |
| UWM Research Foundation, Inc. | 147 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Seiko Epson Corporation | 18724 |
1 |
| Samsung SDI Co., Ltd. | 6671 |
1 |
| Cheil Industries Inc. | 944 |
1 |
| Sumitomo Chemical Company, Limited | 8808 |
1 |
| Kao Corporation | 4843 |
1 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
1 |
| Mitsubishi Chemical Corporation | 4313 |
1 |
| Clariant Finance (BVI) Limited | 427 |
1 |
| Clariant International Ltd. | 978 |
1 |
| Consejo Superior de Investigaciones Cientificas | 932 |
1 |
| Dongjin Semichem Co., Ltd. | 438 |
1 |
| DyStar Colours Deutschland GmbH | 25 |
1 |
| e Ink Corporation | 1411 |
1 |
| Other owners | 11 |