- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/58 - [b]- or [c]-condensed
Patent holdings for IPC class C07D 209/58
Total number of patents in this class: 114
10-year publication summary
|
8
|
7
|
5
|
8
|
3
|
6
|
3
|
5
|
2
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohm and Haas Electronic Materials Korea Ltd. | 331 |
7 |
| Nanoquantum Sciences, Inc. | 6 |
5 |
| Samsung Display Co., Ltd. | 36317 |
4 |
| Semiconductor Energy Laboratory Co., Ltd. | 11537 |
4 |
| Dow Global Technologies LLC | 10571 |
3 |
| President and Fellows of Harvard College | 6043 |
3 |
| DIC Corporation | 3854 |
3 |
| Transitions Optical, Inc. | 253 |
3 |
| LG Chem, Ltd. | 17706 |
2 |
| The Regents of the University of California | 20303 |
2 |
| Centre National de La Recherche Scientifique | 10706 |
2 |
| Sumitomo Chemical Company, Limited | 9109 |
2 |
| Daikin Industries, Ltd. | 10174 |
2 |
| Dalian University of Technology | 1539 |
2 |
| Ecole Nationale Superieure de Chimie de Rennes | 62 |
2 |
| Eli Lilly and Company | 3926 |
2 |
| Intra-Cellular Therapies, Inc. | 421 |
2 |
| National University Corporation Tottori University | 205 |
2 |
| Osaka University | 3377 |
2 |
| R.P. Scherer Technologies, LLC | 313 |
2 |
| Other owners | 58 |