- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 59/38 - Epoxy compounds containing three or more epoxy groups together with di-epoxy compounds
Patent holdings for IPC class C08G 59/38
Total number of patents in this class: 273
10-year publication summary
|
19
|
21
|
21
|
28
|
23
|
27
|
21
|
19
|
19
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6891 |
35 |
| 3m Innovative Properties Company | 17849 |
12 |
| Cytec Industries Inc. | 402 |
10 |
| Daicel Corporation | 2329 |
10 |
| Hilti Aktiengesellschaft | 3457 |
9 |
| Henkel AG & Co. KGaA | 10451 |
9 |
| Nitto Denko Corporation | 8182 |
8 |
| Dow Global Technologies LLC | 10354 |
7 |
| Cytec Technology Corp. | 277 |
6 |
| Essilor International (compagnie Generale D'optique) | 2979 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
5 |
| Mitsubishi Chemical Corporation | 4485 |
5 |
| Hexcel Composites Limited | 176 |
5 |
| Centre National de La Recherche Scientifique | 10321 |
4 |
| Hexcel Corporation | 303 |
4 |
| Resonac Corporation | 2680 |
4 |
| LG Innotek Co., Ltd. | 7536 |
3 |
| PPG Industries Ohio, Inc. | 3452 |
3 |
| Adeka Corporation | 1359 |
3 |
| Teijin Limited | 1235 |
3 |
| Other owners | 122 |