- 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: 6452
10-year publication summary
|
421
|
429
|
446
|
484
|
455
|
438
|
520
|
478
|
411
|
291
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17950 |
291 |
| LT Materials Co., Ltd. | 445 |
153 |
| Merck Patent GmbH | 5735 |
131 |
| Duk San Neolux Co., Ltd. | 703 |
120 |
| Merck Sharp & Dohme LLC | 3737 |
96 |
| Janssen Pharmaceutica N.V. | 3160 |
86 |
| Gilead Sciences, Inc. | 2236 |
84 |
| Samsung Display Co., Ltd. | 38817 |
82 |
| Boehringer Ingelheim International GmbH | 4486 |
82 |
| Idemitsu Kosan Co., Ltd. | 4257 |
76 |
| FUJIFILM Corporation | 30594 |
70 |
| Novartis AG | 10173 |
69 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
64 |
| Bristol-myers Squibb Company | 4757 |
62 |
| Takeda Pharmaceutical Company Limited | 2700 |
61 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 323 |
60 |
| Samsung SDI Co., Ltd. | 10719 |
57 |
| F. Hoffmann-La Roche AG | 7808 |
55 |
| Vertex Pharmaceuticals Incorporated | 1579 |
50 |
| Genentech, Inc. | 4114 |
42 |
| Other owners | 4661 |