- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/17 - AminesQuaternary ammonium compounds
Patent holdings for IPC class C08K 5/17
Total number of patents in this class: 2190
10-year publication summary
|
126
|
171
|
212
|
223
|
182
|
151
|
145
|
148
|
108
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10765 |
56 |
| BASF SE | 21147 |
51 |
| Zeon Corporation | 4114 |
51 |
| LG Chem, Ltd. | 17810 |
46 |
| Bridgestone Corporation | 7239 |
32 |
| Sumitomo Chemical Company, Limited | 9048 |
29 |
| 3m Innovative Properties Company | 17546 |
28 |
| FUJIFILM Corporation | 30192 |
25 |
| Henkel AG & Co. KGaA | 10714 |
23 |
| Compagnie Generale des Etablissements Michelin | 4868 |
21 |
| Toray Industries, Inc. | 7033 |
19 |
| Mitsubishi Chemical Corporation | 4683 |
19 |
| Kao Corporation | 5020 |
18 |
| Rohm and Haas Company | 2951 |
18 |
| Michelin Recherche et Technique S.A. | 2118 |
17 |
| Sumitomo Rubber Industries, Ltd. | 4714 |
16 |
| Mitsubishi Gas Chemical Company, Inc. | 3577 |
16 |
| Agc, Inc. | 5253 |
16 |
| DIC Corporation | 3897 |
15 |
| Sekisui Chemical Co., Ltd. | 3576 |
15 |
| Other owners | 1659 |