- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/14 - Influencing the physical properties by treatment with an acid
Patent holdings for IPC class C09B 67/14
Total number of patents in this class: 26
10-year publication summary
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0
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0
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2
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1
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1
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3
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1
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1
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1
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M. Technique Co., Ltd. | 248 |
5 |
| BASF SE | 20945 |
4 |
| Ventana Medical Systems, Inc. | 1029 |
4 |
| DIC Corporation | 3803 |
2 |
| Wilana Chemical LLC | 16 |
2 |
| Hewlett-Packard Development Company, L.P. | 25850 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3789 |
1 |
| Clariant International Ltd. | 932 |
1 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 371 |
1 |
| Sensient Colors Inc. | 20 |
1 |
| Sensient Colors LLC | 70 |
1 |
| Toyo Ink Mfg. Co., Ltd. | 72 |
1 |
| BASF SE | 105 |
1 |
| Hitachi Chemical Diagnostics Systems Co,. Ltd. | 22 |
1 |
| Other owners | 0 |