- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 233/34 - Ethylene-urea
Patent holdings for IPC class C07D 233/34
Total number of patents in this class: 78
10-year publication summary
|
1
|
4
|
6
|
7
|
5
|
4
|
3
|
4
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4225 |
8 |
| Nouryon Chemicals International B.V. | 649 |
6 |
| Takeda Pharmaceutical Company Limited | 2717 |
4 |
| Central Glass Company, Limited | 1292 |
4 |
| Compagnie Generale des Etablissements Michelin | 4967 |
4 |
| BASF SE | 21294 |
3 |
| Bayer Cropscience AG | 1862 |
2 |
| Rohm and Haas Company | 2954 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3785 |
2 |
| Shikoku Chemicals Corporation | 104 |
2 |
| Shiseido Company, Ltd. | 4248 |
2 |
| Tohoku University | 2956 |
2 |
| Tokuyama Corporation | 1470 |
2 |
| Tosoh Corporation | 1405 |
2 |
| Allnex Netherlands B.V. | 191 |
2 |
| The Procter & Gamble Company | 21867 |
1 |
| F. Hoffmann-La Roche AG | 7838 |
1 |
| The Regents of the University of California | 20669 |
1 |
| AstraZeneca AB | 2821 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9080 |
1 |
| Other owners | 26 |