- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 30/20 - Colour, e.g. dyes
Patent holdings for IPC class C10N 30/20
Total number of patents in this class: 55
10-year publication summary
|
4
|
1
|
5
|
4
|
5
|
4
|
5
|
4
|
6
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3487 |
3 |
| Shell Oil Company | 2110 |
3 |
| The Lubrizol Corporation | 1277 |
3 |
| SICPA Holding SA | 941 |
2 |
| SK Innovation Co., Ltd. | 1421 |
2 |
| VGP Ipco, LLC | 211 |
2 |
| SK Enmove Co., Ltd. | 51 |
2 |
| Tribodyn, Inc. | 2 |
2 |
| ExxonMobil Research And Engineering Company | 2488 |
1 |
| Sumitomo Electric Industries, Ltd. | 16034 |
1 |
| Samsung Electro-mechanics Co., Ltd. | 5798 |
1 |
| Sumitomo Wiring Systems, Ltd. | 10735 |
1 |
| ExxonMobil Chemical Patents Inc. | 3865 |
1 |
| Idemitsu Kosan Co., Ltd. | 4225 |
1 |
| Kaneka Corporation | 4638 |
1 |
| Afton Chemical Corporation | 488 |
1 |
| Altria Client Services LLC | 2343 |
1 |
| AutoNetworks Technologies, Ltd. | 6897 |
1 |
| Cargill, Incorporated | 2950 |
1 |
| Castrol Limited | 522 |
1 |
| Other owners | 24 |