- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 403/10 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing aromatic rings
Patent holdings for IPC class C07D 403/10
Total number of patents in this class: 3165
10-year publication summary
|
219
|
243
|
252
|
248
|
190
|
220
|
235
|
169
|
157
|
89
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17926 |
141 |
| Merck Patent GmbH | 5725 |
115 |
| Samsung Display Co., Ltd. | 38544 |
78 |
| Bristol-myers Squibb Company | 4725 |
76 |
| Idemitsu Kosan Co., Ltd. | 4228 |
67 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
47 |
| Samsung SDI Co., Ltd. | 10524 |
40 |
| LT Materials Co., Ltd. | 444 |
34 |
| Takeda Pharmaceutical Company Limited | 2713 |
33 |
| VALO Health, Inc. | 192 |
32 |
| Merck Sharp & Dohme LLC | 3734 |
32 |
| Novartis AG | 10279 |
31 |
| Duk San Neolux Co., Ltd. | 702 |
31 |
| F. Hoffmann-La Roche AG | 7838 |
30 |
| DuPont Specialty Materials Korea Ltd. | 301 |
30 |
| Boehringer Ingelheim International GmbH | 4502 |
28 |
| Doosan Corporation | 431 |
28 |
| Janssen Pharmaceutica N.V. | 3175 |
26 |
| Abbvie Inc. | 1844 |
26 |
| Hoffmann-La Roche Inc. | 3777 |
24 |
| Other owners | 2216 |