- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 487/06 - Peri-condensed systems
Patent holdings for IPC class C07D 487/06
Total number of patents in this class: 513
10-year publication summary
|
34
|
19
|
35
|
41
|
35
|
21
|
32
|
39
|
46
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4223 |
28 |
| Bristol-myers Squibb Company | 4826 |
23 |
| Merck Patent GmbH | 5752 |
20 |
| Intervet International B.V. | 1300 |
14 |
| Pfizer Inc. | 3401 |
13 |
| UDC Ireland Limited | 468 |
12 |
| Universal Display Corporation | 1968 |
12 |
| Samsung Display Co., Ltd. | 36317 |
9 |
| LG Chem, Ltd. | 17706 |
9 |
| Takeda Pharmaceutical Company Limited | 2721 |
8 |
| Medshine Discovery Inc. | 595 |
7 |
| Massachusetts Institute of Technology | 10150 |
6 |
| Rohm and Haas Electronic Materials Korea Ltd. | 331 |
6 |
| SFC Co., Ltd. | 324 |
6 |
| ArQule, Inc. | 136 |
5 |
| Assia Chemical Industries Ltd. | 208 |
5 |
| Duk San Neolux Co., Ltd. | 668 |
5 |
| HotSpot Therapeutics, Inc. | 31 |
5 |
| Adlai Nortye Biopharma Co., Ltd. | 65 |
5 |
| DuPont Specialty Materials Korea Ltd. | 301 |
5 |
| Other owners | 310 |