- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 15/24 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing nitrogen and oxygen containing a phenol or quinone moiety
Patent holdings for IPC class C09K 15/24
Total number of patents in this class: 41
10-year publication summary
|
4
|
2
|
1
|
3
|
5
|
1
|
0
|
0
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dorf Ketal Chemicals (India) Private Limited | 79 |
10 |
| Ecolab USA Inc. | 5391 |
5 |
| Polnox Corporation | 19 |
4 |
| BASF SE | 20514 |
3 |
| F. Hoffmann-La Roche AG | 7881 |
2 |
| 3m Innovative Properties Company | 17878 |
2 |
| Honeywell International Inc. | 13618 |
2 |
| Roche Diagnostics GmbH | 2694 |
1 |
| Roche Diagnostics Operations, Inc. | 1448 |
1 |
| Sumitomo Chemical Company, Limited | 8966 |
1 |
| DSM IP Assets B.V. | 5568 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2596 |
1 |
| Dow Corning Toray Co., Ltd. | 523 |
1 |
| Eastman Chemical Company | 2261 |
1 |
| Fujimi Incorporated | 716 |
1 |
| The Lubrizol Corporation | 1289 |
1 |
| Mitsubishi Pencil Company, Limited | 742 |
1 |
| Monument Chemical Kentucky, LLC | 11 |
1 |
| BYK USA Inc. | 19 |
1 |
| a J Scientific Pty Ltd | 1 |
1 |
| Other owners | 0 |