- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 495/04 - Ortho-condensed systems
Patent holdings for IPC class C07D 495/04
Total number of patents in this class: 6968
10-year publication summary
|
480
|
472
|
522
|
535
|
510
|
522
|
559
|
453
|
397
|
237
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5728 |
151 |
| LG Chem, Ltd. | 17921 |
137 |
| Duk San Neolux Co., Ltd. | 703 |
106 |
| FUJIFILM Corporation | 30514 |
104 |
| LT Materials Co., Ltd. | 444 |
99 |
| Idemitsu Kosan Co., Ltd. | 4235 |
78 |
| Gilead Sciences, Inc. | 2222 |
77 |
| Samsung Display Co., Ltd. | 38627 |
72 |
| F. Hoffmann-La Roche AG | 7837 |
69 |
| Boehringer Ingelheim International GmbH | 4493 |
69 |
| Genentech, Inc. | 4104 |
65 |
| Takeda Pharmaceutical Company Limited | 2712 |
64 |
| Bristol-myers Squibb Company | 4742 |
60 |
| Novartis AG | 10262 |
52 |
| Janssen Pharmaceutica N.V. | 3168 |
49 |
| Universal Display Corporation | 2085 |
45 |
| Merck Sharp & Dohme LLC | 3734 |
45 |
| Samsung SDI Co., Ltd. | 10589 |
44 |
| Samsung Electronics Co., Ltd. | 157719 |
43 |
| Dana-Farber Cancer Institute, Inc. | 2664 |
43 |
| Other owners | 5496 |