- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/39 - Thiocarbamic acidsDerivatives thereof, e.g. dithiocarbamates
Patent holdings for IPC class C08K 5/39
Total number of patents in this class: 144
10-year publication summary
|
13
|
8
|
12
|
21
|
13
|
14
|
9
|
4
|
10
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7216 |
12 |
| Lanxess Deutschland GmbH | 1110 |
5 |
| Compagnie Generale des Etablissements Michelin | 4795 |
5 |
| The Goodyear Tire & Rubber Company | 2443 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4673 |
4 |
| Henkel AG & Co. KGaA | 10645 |
4 |
| Denka Company Limited | 2650 |
4 |
| Karex Holdings Sdn. Bhd. | 14 |
4 |
| Osaka Soda Co., Ltd. | 240 |
4 |
| Sumitomo Seika Chemicals Co., Ltd. | 1054 |
4 |
| Daikin Industries, Ltd. | 10153 |
3 |
| Zeon Corporation | 4113 |
3 |
| Eneos Materials Corporation | 275 |
3 |
| LG Chem, Ltd. | 17682 |
2 |
| ExxonMobil Chemical Patents Inc. | 3949 |
2 |
| Mitsui Chemicals, Inc. | 3229 |
2 |
| Flexsys America L.P. | 27 |
2 |
| Milliken & Company | 1183 |
2 |
| Momentive Performance Materials Inc. | 904 |
2 |
| NOK Corporation | 2239 |
2 |
| Other owners | 71 |