- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/24 - Derivatives of hydrazine
Patent holdings for IPC class C08K 5/24
Total number of patents in this class: 177
10-year publication summary
|
4
|
8
|
21
|
9
|
8
|
5
|
8
|
8
|
11
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7215 |
10 |
| BASF SE | 21126 |
8 |
| Polyplastics Co., Ltd. | 608 |
8 |
| E. I. du Pont de Nemours and Company | 3784 |
6 |
| Continental Reifen Deutschland GmbH | 2462 |
5 |
| Henkel AG & Co. KGaA | 10678 |
5 |
| Citibank, N.A., AS Administrative Agent | 266 |
5 |
| Continental Aktiengesellschaft | 79 |
4 |
| Sekisui Chemical Co., Ltd. | 3520 |
3 |
| Agc, Inc. | 5117 |
3 |
| Evonik Operations GmbH | 4196 |
3 |
| Synthos Dwory 7 Spolka z organiczona odpowiedzialnoscia Spolka jawna (currently Synthos Dwory 7 Spolka z organiczona Odpowiedzialnoscia) | 20 |
3 |
| Sumitomo Electric Industries, Ltd. | 15928 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5838 |
2 |
| Michelin Recherche et Technique S.A. | 2135 |
2 |
| Idemitsu Kosan Co., Ltd. | 4231 |
2 |
| Kaneka Corporation | 4626 |
2 |
| Henkel IP & Holding GmbH | 561 |
2 |
| Jenkem Technology Co., Ltd. (Beijing) | 50 |
2 |
| Kureha Corporation | 1041 |
2 |
| Other owners | 98 |