- 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: 302
10-year publication summary
|
21
|
21
|
28
|
23
|
27
|
21
|
18
|
20
|
27
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7096 |
38 |
| 3m Innovative Properties Company | 17488 |
13 |
| Henkel AG & Co. KGaA | 10770 |
11 |
| Daicel Corporation | 2508 |
10 |
| Hilti Aktiengesellschaft | 3662 |
9 |
| Cytec Industries Inc. | 407 |
9 |
| Nitto Denko Corporation | 8526 |
8 |
| Dow Global Technologies LLC | 10930 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
6 |
| Mitsubishi Chemical Corporation | 4721 |
6 |
| Essilor International (compagnie Generale D'optique) | 2997 |
6 |
| Hexcel Composites Limited | 182 |
6 |
| Resonac Corporation | 3516 |
6 |
| Centre National de La Recherche Scientifique | 11016 |
5 |
| Cytec Technology Corp. | 259 |
5 |
| Shin-Etsu Chemical Co., Ltd. | 6083 |
4 |
| PPG Industries Ohio, Inc. | 3329 |
4 |
| Hexcel Corporation | 298 |
4 |
| LG Innotek Co., Ltd. | 8453 |
3 |
| Adeka Corporation | 1376 |
3 |
| Other owners | 139 |