- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 409/10 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
Patent holdings for IPC class C07D 409/10
Total number of patents in this class: 1059
10-year publication summary
|
67
|
79
|
70
|
77
|
71
|
85
|
84
|
58
|
65
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17867 |
82 |
| Merck Patent GmbH | 5669 |
47 |
| Idemitsu Kosan Co., Ltd. | 4210 |
41 |
| Semiconductor Energy Laboratory Co., Ltd. | 11708 |
38 |
| Janssen Pharmaceutica N.V. | 3226 |
32 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
23 |
| Universal Display Corporation | 2052 |
21 |
| Vicore Pharma AB | 88 |
21 |
| LT Materials Co., Ltd. | 440 |
21 |
| Samsung SDI Co., Ltd. | 10047 |
17 |
| DuPont Specialty Materials Korea Ltd. | 291 |
17 |
| Duk San Neolux Co., Ltd. | 687 |
16 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 314 |
15 |
| Samsung Display Co., Ltd. | 37981 |
14 |
| AstraZeneca AB | 2828 |
14 |
| Solus Advanced Materials Co., Ltd. | 233 |
14 |
| The Regents of the University of California | 20587 |
11 |
| Syngenta Participations AG | 1577 |
10 |
| Novartis AG | 10341 |
9 |
| Samsung Electronics Co., Ltd. | 154751 |
9 |
| Other owners | 587 |