- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 265/38 - [b, e]-condensed with two six-membered rings
Patent holdings for IPC class C07D 265/38
Total number of patents in this class: 267
10-year publication summary
|
28
|
29
|
14
|
28
|
21
|
13
|
17
|
12
|
13
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5728 |
32 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 5539 |
14 |
| Crius Technology Group, Inc. | 22 |
11 |
| Oregon Health & Science University | 754 |
9 |
| Sumitomo Chemical Company, Limited | 9016 |
7 |
| Hodogaya Chemical Co., Ltd. | 431 |
7 |
| Samsung Display Co., Ltd. | 38627 |
6 |
| LG Chem, Ltd. | 17921 |
4 |
| Icahn School of Medicine at Mount Sinai | 1032 |
4 |
| Kyushu University, National University Corporation | 1715 |
4 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
4 |
| UDC Ireland Limited | 508 |
4 |
| Universal Display Corporation | 2085 |
4 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 318 |
4 |
| FUJIFILM Corporation | 30514 |
3 |
| Ricoh Company, Ltd. | 13342 |
3 |
| Tsinghua University | 6211 |
3 |
| Ascensia Diabetes Care Holdings AG | 599 |
3 |
| Kyulux, Inc. | 247 |
3 |
| SFC Co., Ltd. | 335 |
3 |
| Other owners | 135 |