- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 319/00 - Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
Patent holdings for IPC class C07D 319/00
Total number of patents in this class: 47
10-year publication summary
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5
|
0
|
1
|
2
|
0
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0
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kureha Corporation | 1040 |
5 |
| Futerro S.A. | 56 |
3 |
| Uhde Inventa-Fischer GmbH | 126 |
3 |
| Korea Research Institute of Chemical Technology | 1419 |
2 |
| NatureWorks LLC | 98 |
2 |
| Merck Patent GmbH | 5753 |
1 |
| FUJIFILM Corporation | 29843 |
1 |
| Hyundai Motor Company | 22888 |
1 |
| Black Dirt Organics Patent Management | 3 |
1 |
| Council of Scientific & Industrial Research | 1427 |
1 |
| Ecolab USA Inc. | 5607 |
1 |
| Eli Lilly and Company | 3942 |
1 |
| Enzo Life Sciences, Inc. | 155 |
1 |
| Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH) | 339 |
1 |
| Hong Kong Baptist University | 116 |
1 |
| The Hong Kong Research Institute of Textiles and Apparel Limited | 53 |
1 |
| Hyosung Corporation | 286 |
1 |
| International Flavors & Fragrances Inc. | 513 |
1 |
| Intezyne Technologies, Inc. | 56 |
1 |
| Ktanton Ltd. | 2 |
1 |
| Other owners | 17 |