- 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: 2261
10-year publication summary
|
137
|
179
|
222
|
230
|
187
|
163
|
157
|
156
|
116
|
90
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10960 |
58 |
| BASF SE | 21308 |
52 |
| Zeon Corporation | 4151 |
52 |
| LG Chem, Ltd. | 17929 |
45 |
| Bridgestone Corporation | 7262 |
32 |
| Sumitomo Chemical Company, Limited | 8968 |
29 |
| 3m Innovative Properties Company | 17481 |
28 |
| FUJIFILM Corporation | 30516 |
26 |
| Henkel AG & Co. KGaA | 10762 |
24 |
| Kao Corporation | 5076 |
21 |
| Compagnie Generale des Etablissements Michelin | 4971 |
21 |
| Rohm and Haas Company | 2947 |
19 |
| Toray Industries, Inc. | 7111 |
19 |
| Mitsubishi Chemical Corporation | 4723 |
19 |
| Michelin Recherche et Technique S.A. | 2083 |
17 |
| Sekisui Chemical Co., Ltd. | 3619 |
17 |
| Mitsubishi Gas Chemical Company, Inc. | 3624 |
16 |
| Agc, Inc. | 5537 |
16 |
| DIC Corporation | 3965 |
15 |
| Sika Technology AG | 3006 |
15 |
| Other owners | 1720 |