- 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: 3142
10-year publication summary
|
212
|
203
|
228
|
234
|
222
|
168
|
197
|
219
|
160
|
118
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17680 |
135 |
| Merck Patent GmbH | 5773 |
125 |
| Samsung Display Co., Ltd. | 35468 |
80 |
| Bristol-myers Squibb Company | 4850 |
78 |
| Idemitsu Kosan Co., Ltd. | 4239 |
66 |
| Rohm and Haas Electronic Materials Korea Ltd. | 330 |
47 |
| Samsung SDI Co., Ltd. | 8695 |
36 |
| Novartis AG | 10709 |
34 |
| Merck Sharp & Dohme LLC | 3756 |
34 |
| F. Hoffmann-La Roche AG | 7947 |
32 |
| VALO Health, Inc. | 175 |
32 |
| Takeda Pharmaceutical Company Limited | 2706 |
31 |
| Duk San Neolux Co., Ltd. | 661 |
30 |
| LT Materials Co., Ltd. | 412 |
30 |
| DuPont Specialty Materials Korea Ltd. | 293 |
29 |
| Janssen Pharmaceutica N.V. | 3370 |
28 |
| Doosan Corporation | 433 |
28 |
| Boehringer Ingelheim International GmbH | 4648 |
27 |
| AstraZeneca AB | 2877 |
26 |
| Abbvie Inc. | 1802 |
26 |
| Other owners | 2188 |