- 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: 7182
10-year publication summary
|
487
|
505
|
549
|
524
|
500
|
465
|
477
|
360
|
353
|
245
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7113 |
204 |
| Hitachi Chemical Company, Ltd. | 2241 |
160 |
| Dow Global Technologies LLC | 10944 |
148 |
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
146 |
| 3m Innovative Properties Company | 17478 |
142 |
| Sumitomo Bakelite Co., Ltd. | 1534 |
142 |
| Resonac Corporation | 3530 |
133 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
132 |
| Henkel AG & Co. KGaA | 10770 |
127 |
| Namics Corporation | 483 |
122 |
| Sekisui Chemical Co., Ltd. | 3614 |
117 |
| Shengyi Technology Co., Ltd. | 268 |
116 |
| DIC Corporation | 3962 |
106 |
| Sika Technology AG | 3004 |
106 |
| LG Chem, Ltd. | 17921 |
104 |
| Mitsubishi Chemical Corporation | 4724 |
97 |
| Kaneka Corporation | 4703 |
91 |
| Daicel Corporation | 2523 |
76 |
| Ajinomoto Co., Inc. | 2277 |
75 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
72 |
| Other owners | 4766 |