- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 23/52 - Natural or synthetic resins or their salts
Patent holdings for IPC class C09K 23/52
Total number of patents in this class: 104
10-year publication summary
|
0
|
0
|
0
|
0
|
2
|
0
|
12
|
18
|
12
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyocolor Co., Ltd. | 225 |
5 |
| DKS Co. Ltd. | 202 |
5 |
| Chevron Oronite Company LLC | 573 |
4 |
| Kao Corporation | 4982 |
3 |
| Chevron U.S.A. Inc. | 4004 |
3 |
| Japan VAM & Poval Co., Ltd. | 76 |
3 |
| Toyo Ink SC Holdings Co., Ltd. | 464 |
3 |
| BASF SE | 21039 |
2 |
| Nissin Chemical Industry Co., Ltd. | 109 |
2 |
| Rohm and Haas Company | 2910 |
2 |
| Dow Global Technologies LLC | 10448 |
2 |
| Coatex S.A.S. | 227 |
2 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 372 |
2 |
| Kuraray Co., Ltd. | 3522 |
2 |
| Nippon Paper Industries Co., Ltd. | 835 |
2 |
| NOK Corporation | 2238 |
2 |
| Otsuka Chemical Co., Ltd. | 289 |
2 |
| San Nopco Ltd. | 32 |
2 |
| Saudi Arabian Oil Company | 13428 |
2 |
| Sphere Fluidics Limited | 69 |
2 |
| Other owners | 52 |