- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 23/22 - Amides or hydrazides
Patent holdings for IPC class C09K 23/22
Total number of patents in this class: 11
10-year publication summary
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1
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0
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1
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1
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0
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1
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1
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2
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3
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1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 9690 |
2 |
| Asahi Kasei Finechem Co., Ltd. | 10 |
1 |
| BYK-Chemie GmbH | 437 |
1 |
| Cargill, Incorporated | 2835 |
1 |
| Ingevity South Carolina, LLC | 232 |
1 |
| OrganoClick AB | 70 |
1 |
| Toyo Ink SC Holdings Co., Ltd. | 505 |
1 |
| Toyocolor Co., Ltd. | 156 |
1 |
| Sulnox Group plc | 5 |
1 |
| Jiangsu Oji Biotech Co., Ltd. | 2 |
1 |
| Other owners | 0 |