- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 339/08 - Six-membered rings
Patent holdings for IPC class C07D 339/08
Total number of patents in this class: 167
10-year publication summary
|
15
|
9
|
9
|
13
|
18
|
12
|
12
|
14
|
9
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
8 |
| Sumitomo Chemical Company, Limited | 8808 |
7 |
| Studiengesellschaft Kohle gGmbH | 45 |
7 |
| FUJIFILM Corporation | 27102 |
5 |
| Mitsubishi Chemical Corporation | 4313 |
5 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 190 |
5 |
| Biosplice Therapeutics, Inc. | 166 |
5 |
| Kuraray Co., Ltd. | 3392 |
4 |
| Samsung SDI Co., Ltd. | 6671 |
3 |
| Bridgestone Corporation | 7067 |
3 |
| University of Florida Research Foundation, Inc. | 3883 |
3 |
| IGM Group B.V. | 73 |
3 |
| Power OLEDs Limited | 3 |
3 |
| San-Apro Limited | 73 |
3 |
| Studiengesellschaft Kohle mbH | 118 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1481 |
3 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2368 |
3 |
| Renovel Innovations, Inc | 5 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Merck Sharp & Dohme Corp. | 2247 |
2 |
| Other owners | 87 |