- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 59/40 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the curing agents used
Patent holdings for IPC class C08G 59/40
Total number of patents in this class: 1818
10-year publication summary
|
107
|
150
|
149
|
110
|
140
|
130
|
141
|
108
|
111
|
82
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sika Technology AG | 3015 |
58 |
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
53 |
| Toray Industries, Inc. | 7139 |
45 |
| Henkel AG & Co. KGaA | 10758 |
44 |
| Sekisui Chemical Co., Ltd. | 3633 |
44 |
| Dow Global Technologies LLC | 10994 |
42 |
| 3m Innovative Properties Company | 17458 |
41 |
| DIC Corporation | 3974 |
40 |
| Zephyros, Inc. | 684 |
40 |
| PPG Industries Ohio, Inc. | 3324 |
35 |
| Mitsubishi Chemical Corporation | 4734 |
35 |
| Adeka Corporation | 1380 |
29 |
| Resonac Corporation | 3610 |
28 |
| Hexcel Composites Limited | 183 |
24 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
22 |
| Shengyi Technology Co., Ltd. | 268 |
21 |
| Ajinomoto Co., Inc. | 2281 |
20 |
| Hitachi Chemical Company, Ltd. | 2236 |
19 |
| Dexerials Corporation | 2001 |
18 |
| Nippon Kayaku Kabushiki Kaisha | 1462 |
18 |
| Other owners | 1142 |