- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
Patent holdings for IPC class C07D 409/14
Total number of patents in this class: 6242
10-year publication summary
|
434
|
421
|
429
|
445
|
486
|
451
|
436
|
519
|
443
|
270
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17632 |
282 |
| LT Materials Co., Ltd. | 406 |
137 |
| Merck Patent GmbH | 5831 |
130 |
| Duk San Neolux Co., Ltd. | 651 |
112 |
| Merck Sharp & Dohme LLC | 3748 |
98 |
| Janssen Pharmaceutica N.V. | 3392 |
95 |
| Boehringer Ingelheim International GmbH | 4650 |
87 |
| Gilead Sciences, Inc. | 2036 |
79 |
| Samsung Display Co., Ltd. | 34696 |
76 |
| Idemitsu Kosan Co., Ltd. | 4219 |
74 |
| Novartis AG | 10849 |
70 |
| Takeda Pharmaceutical Company Limited | 2713 |
66 |
| Rohm and Haas Electronic Materials Korea Ltd. | 330 |
64 |
| Bristol-myers Squibb Company | 4898 |
60 |
| F. Hoffmann-La Roche AG | 7925 |
60 |
| FUJIFILM Corporation | 29367 |
59 |
| Vertex Pharmaceuticals Incorporated | 1597 |
53 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 259 |
51 |
| Samsung SDI Co., Ltd. | 8319 |
48 |
| Genentech, Inc. | 3976 |
44 |
| Other owners | 4497 |