- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 15/30 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing heterocyclic ring with at least one nitrogen atom as ring member
Patent holdings for IPC class C09K 15/30
Total number of patents in this class: 157
10-year publication summary
|
14
|
17
|
9
|
10
|
10
|
10
|
16
|
12
|
15
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21080 |
15 |
| Soilgenic Technologies, LLC | 57 |
8 |
| Ecolab USA Inc. | 5567 |
6 |
| Plastipak Packaging, Inc. | 309 |
6 |
| Continental Reifen Deutschland GmbH | 2463 |
4 |
| Elkimia, Inc. | 8 |
4 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 336 |
4 |
| Baker Hughes Holdings LLC | 3006 |
4 |
| Honeywell International Inc. | 13562 |
3 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5036 |
3 |
| 3V Sigma S.p.A. | 28 |
3 |
| Cytec Industries Inc. | 399 |
3 |
| Zeon Corporation | 4115 |
3 |
| L'OREAL, Société Anonyme | 15796 |
2 |
| Samsung Electronics Co., Ltd. | 148649 |
2 |
| The Boeing Company | 20161 |
2 |
| Evonik Röhm GmbH | 432 |
2 |
| FUJIFILM Corporation | 29752 |
2 |
| Toray Industries, Inc. | 7004 |
2 |
| Arch Wood Protection, Inc. | 90 |
2 |
| Other owners | 77 |