- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
Patent holdings for IPC class C08L 63/00
Total number of patents in this class: 7158
10-year publication summary
|
487
|
505
|
549
|
524
|
500
|
465
|
477
|
360
|
351
|
223
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7088 |
204 |
| Hitachi Chemical Company, Ltd. | 2251 |
160 |
| Dow Global Technologies LLC | 10916 |
148 |
| Mitsubishi Gas Chemical Company, Inc. | 3614 |
146 |
| 3m Innovative Properties Company | 17497 |
142 |
| Sumitomo Bakelite Co., Ltd. | 1523 |
141 |
| Panasonic Intellectual Property Management Co., Ltd. | 33792 |
132 |
| Resonac Corporation | 3476 |
130 |
| Henkel AG & Co. KGaA | 10766 |
127 |
| Namics Corporation | 478 |
121 |
| Sekisui Chemical Co., Ltd. | 3598 |
116 |
| Shengyi Technology Co., Ltd. | 268 |
116 |
| DIC Corporation | 3958 |
106 |
| Sika Technology AG | 2988 |
105 |
| LG Chem, Ltd. | 17929 |
104 |
| Mitsubishi Chemical Corporation | 4711 |
96 |
| Kaneka Corporation | 4687 |
91 |
| Daicel Corporation | 2506 |
76 |
| Ajinomoto Co., Inc. | 2278 |
75 |
| Shin-Etsu Chemical Co., Ltd. | 6048 |
72 |
| Other owners | 4750 |