- All sections
- C - Chemistry; metallurgy
- 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: 5970
10-year publication summary
|
473
|
434
|
421
|
428
|
442
|
486
|
445
|
424
|
501
|
122
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
245 |
| Merck Patent GmbH | 5909 |
128 |
| Janssen Pharmaceutica N.V. | 3839 |
122 |
| LT Materials Co., Ltd. | 312 |
104 |
| Duk San Neolux Co., Ltd. | 512 |
93 |
| Merck Sharp & Dohme LLC | 3689 |
93 |
| Boehringer Ingelheim International GmbH | 4629 |
90 |
| Rohm and Haas Electronic Materials Korea Ltd. | 546 |
78 |
| Novartis AG | 11238 |
76 |
| F. Hoffmann-La Roche AG | 7958 |
72 |
| Gilead Sciences, Inc. | 1879 |
72 |
| Samsung Display Co., Ltd. | 30585 |
70 |
| Idemitsu Kosan Co., Ltd. | 3995 |
68 |
| Takeda Pharmaceutical Company Limited | 2961 |
66 |
| Bristol-myers Squibb Company | 5080 |
61 |
| Vertex Pharmaceuticals Incorporated | 1581 |
56 |
| Syngenta Participations AG | 4970 |
48 |
| FUJIFILM Corporation | 27102 |
43 |
| Samsung SDI Co., Ltd. | 6671 |
42 |
| Amgen Inc. | 3779 |
41 |
| Other owners | 4302 |