- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 409/12 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
Patent holdings for IPC class C07D 409/12
Total number of patents in this class: 4494
10-year publication summary
|
344
|
321
|
305
|
294
|
302
|
309
|
254
|
301
|
316
|
81
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takeda Pharmaceutical Company Limited | 2961 |
80 |
| Duk San Neolux Co., Ltd. | 512 |
78 |
| Syngenta Participations AG | 4970 |
70 |
| Bristol-myers Squibb Company | 5080 |
66 |
| Samsung Display Co., Ltd. | 30585 |
59 |
| Boehringer Ingelheim International GmbH | 4629 |
59 |
| Janssen Pharmaceutica N.V. | 3839 |
57 |
| Bayer Cropscience AG | 2241 |
54 |
| F. Hoffmann-La Roche AG | 7958 |
53 |
| AstraZeneca AB | 3042 |
51 |
| Allergan, Inc. | 2600 |
50 |
| Astellas Pharma Inc. | 1145 |
50 |
| LG Chem, Ltd. | 17205 |
48 |
| Novartis AG | 11238 |
47 |
| Merck Patent GmbH | 5909 |
45 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 190 |
44 |
| Aerie Pharmaceuticals, Inc. | 131 |
40 |
| BASF SE | 19740 |
38 |
| Otsuka Pharmaceutical Co., Ltd. | 1426 |
37 |
| Merck Sharp & Dohme LLC | 3689 |
37 |
| Other owners | 3431 |