- All sections
- C - Chemistry; metallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/09 - Carboxylic acids; Metal salts thereof; Anhydrides thereof
Patent holdings for IPC class C08K 5/09
Total number of patents in this class: 2034
10-year publication summary
|
121
|
179
|
178
|
214
|
181
|
174
|
147
|
126
|
124
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17639 |
74 |
| Kuraray Co., Ltd. | 3463 |
48 |
| Sumitomo Rubber Industries, Ltd. | 4406 |
47 |
| Bridgestone Corporation | 7147 |
43 |
| Mitsubishi Chemical Corporation | 4447 |
34 |
| Dow Global Technologies LLC | 10156 |
31 |
| Compagnie générale des établissements Michelin SCA | 2519 |
23 |
| BASF SE | 20432 |
22 |
| Sumitomo Chemical Company, Limited | 8988 |
21 |
| Henkel AG & Co. KGaA | 10351 |
18 |
| Compagnie Generale des Etablissements Michelin | 4621 |
18 |
| Shin-Etsu Chemical Co., Ltd. | 5446 |
17 |
| Kaneka Corporation | 4498 |
17 |
| Daikin Industries, Ltd. | 9838 |
16 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 306 |
16 |
| FUJIFILM Corporation | 28805 |
15 |
| Mitsubishi Gas Chemical Company, Inc. | 3343 |
15 |
| 3m Innovative Properties Company | 17957 |
14 |
| Bridgestone Americas Tire Operations, LLC | 1041 |
13 |
| Galderma Holding S.A. | 692 |
13 |
| Other owners | 1519 |