- 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: 6953
10-year publication summary
|
530
|
466
|
487
|
524
|
503
|
483
|
456
|
459
|
354
|
280
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7000 |
202 |
| Hitachi Chemical Company, Ltd. | 2337 |
166 |
| Dow Global Technologies LLC | 10437 |
148 |
| Mitsubishi Gas Chemical Company, Inc. | 3486 |
142 |
| 3m Innovative Properties Company | 17771 |
140 |
| Sumitomo Bakelite Co., Ltd. | 1509 |
139 |
| Panasonic Intellectual Property Management Co., Ltd. | 32052 |
121 |
| Henkel AG & Co. KGaA | 10620 |
120 |
| Shengyi Technology Co., Ltd. | 262 |
116 |
| Resonac Corporation | 2917 |
113 |
| Namics Corporation | 456 |
109 |
| Sekisui Chemical Co., Ltd. | 3472 |
109 |
| DIC Corporation | 3818 |
104 |
| LG Chem, Ltd. | 17676 |
102 |
| Sika Technology AG | 2877 |
102 |
| Mitsubishi Chemical Corporation | 4579 |
92 |
| Kaneka Corporation | 4614 |
92 |
| Daicel Corporation | 2380 |
73 |
| Ajinomoto Co., Inc. | 2301 |
72 |
| FUJIFILM Corporation | 29696 |
69 |
| Other owners | 4622 |