- 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: 1978
10-year publication summary
|
153
|
121
|
179
|
178
|
213
|
180
|
170
|
147
|
123
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
64 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
50 |
| Kuraray Co., Ltd. | 3392 |
46 |
| Bridgestone Corporation | 7067 |
41 |
| Mitsubishi Chemical Corporation | 4313 |
33 |
| Dow Global Technologies LLC | 10147 |
30 |
| Compagnie générale des établissements Michelin SCA | 2477 |
23 |
| BASF SE | 19740 |
21 |
| Sumitomo Chemical Company, Limited | 8808 |
21 |
| Henkel AG & Co. KGaA | 10129 |
18 |
| Kaneka Corporation | 4445 |
17 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
16 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 314 |
16 |
| FUJIFILM Corporation | 27102 |
15 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
15 |
| Compagnie Generale des Etablissements Michelin | 4450 |
15 |
| 3m Innovative Properties Company | 18406 |
14 |
| ExxonMobil Chemical Patents Inc. | 4286 |
13 |
| Fujikura Ltd. | 2777 |
13 |
| Bridgestone Americas Tire Operations, LLC | 990 |
13 |
| Other owners | 1484 |