- All sections
- C - Chemistry; metallurgy
- C09K - Materials for applications not otherwise provided for; applications of materials not otherwise provided for
- C09K 15/26 - Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing nitrogen and sulfur
Patent holdings for IPC class C09K 15/26
Total number of patents in this class: 26
10-year publication summary
1
|
1
|
4
|
4
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4
|
4
|
2
|
2
|
0
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0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
IFP Energies Nouvelles | 2717 |
3 |
Koch Agronomic Services, LLC | 239 |
3 |
Specialty Operations France | 563 |
3 |
Kao Corporation | 4843 |
2 |
ChemEOR, Inc. | 7 |
2 |
Nippon Oil Corporation | 340 |
2 |
Baker Hughes Holdings LLC | 3060 |
2 |
F. Hoffmann-La Roche AG | 7958 |
1 |
BASF SE | 19740 |
1 |
The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
1 |
Active Agriscience Inc. | 31 |
1 |
Afton Chemical Corporation | 468 |
1 |
Dorf Ketal Chemicals (India) Private Limited | 81 |
1 |
University of Kentucky Research Foundation | 643 |
1 |
Helena Agri-Enterprises, LLC | 14 |
1 |
Other owners | 0 |