- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 421/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having selenium, tellurium, or halogen atoms as ring hetero atoms containing three or more hetero rings
Patent holdings for IPC class C07D 421/14
Total number of patents in this class: 100
10-year publication summary
|
6
|
2
|
6
|
8
|
5
|
9
|
9
|
12
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12
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157039 |
14 |
| Samsung Display Co., Ltd. | 38470 |
6 |
| FUJIFILM Corporation | 30458 |
6 |
| Medshine Discovery Inc. | 588 |
3 |
| Roche Sequencing Solutions, Inc. | 717 |
3 |
| Universal Display Corporation | 2075 |
3 |
| Avelos Therapeutics, Inc. | 17 |
3 |
| Merck Patent GmbH | 5725 |
2 |
| Georgia State University Research Foundation, Inc. | 356 |
2 |
| National Research Council of Canada | 1546 |
2 |
| National University of Singapore | 2578 |
2 |
| Revolution Medicines, Inc. | 328 |
2 |
| The University of Tokyo | 4354 |
2 |
| Beijing Summer Sprout Technology Co., Ltd. | 156 |
2 |
| Phaeno Therapeutics Co., Ltd. | 11 |
2 |
| DuPont Specialty Materials Korea Ltd. | 300 |
2 |
| Aigen Sciences Inc. | 4 |
2 |
| LG Display Co., Ltd. | 14919 |
1 |
| Sony Corporation | 30244 |
1 |
| Cheil Industries Inc. | 815 |
1 |
| Other owners | 39 |