- 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: 3171
10-year publication summary
|
219
|
243
|
252
|
247
|
190
|
221
|
235
|
169
|
158
|
107
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17967 |
142 |
| Merck Patent GmbH | 5742 |
115 |
| Samsung Display Co., Ltd. | 39012 |
78 |
| Bristol-myers Squibb Company | 4757 |
77 |
| Idemitsu Kosan Co., Ltd. | 4269 |
67 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
47 |
| Samsung SDI Co., Ltd. | 10782 |
40 |
| LT Materials Co., Ltd. | 447 |
34 |
| Takeda Pharmaceutical Company Limited | 2698 |
32 |
| VALO Health, Inc. | 195 |
32 |
| Merck Sharp & Dohme LLC | 3734 |
32 |
| Novartis AG | 10174 |
31 |
| Duk San Neolux Co., Ltd. | 703 |
31 |
| DuPont Specialty Materials Korea Ltd. | 307 |
31 |
| F. Hoffmann-La Roche AG | 7796 |
30 |
| Doosan Corporation | 431 |
28 |
| Boehringer Ingelheim International GmbH | 4488 |
27 |
| Janssen Pharmaceutica N.V. | 3150 |
26 |
| Abbvie Inc. | 1798 |
26 |
| Semiconductor Energy Laboratory Co., Ltd. | 11890 |
25 |
| Other owners | 2220 |