- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 15/08 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing oxygen containing a phenol or quinone moiety
Patent holdings for IPC class C09K 15/08
Total number of patents in this class: 148
10-year publication summary
|
19
|
15
|
6
|
9
|
9
|
6
|
5
|
5
|
7
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9105 |
11 |
| Ecolab USA Inc. | 5578 |
6 |
| Adeka Corporation | 1368 |
5 |
| Watanabe Oyster Laboratory Co., Ltd. | 26 |
5 |
| DSM IP Assets B.V. | 5567 |
4 |
| Obagi Cosmeceuticals LLC | 148 |
4 |
| Dow Global Technologies LLC | 10509 |
3 |
| BL Technologies, Inc. | 838 |
3 |
| Takasago International Corporation | 404 |
3 |
| Blue Nose Technologies LLC | 4 |
3 |
| BASF SE | 21083 |
2 |
| Evonik Röhm GmbH | 431 |
2 |
| Kao Corporation | 4991 |
2 |
| Chevron Oronite Company LLC | 575 |
2 |
| Allnex Belgium S.A. | 157 |
2 |
| Archer Daniels Midland Company | 1130 |
2 |
| Arkema Inc. | 1066 |
2 |
| Infineum International Limited | 409 |
2 |
| Nalco Company | 566 |
2 |
| Namics Corporation | 456 |
2 |
| Other owners | 81 |