- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 251/34 - Cyanuric or isocyanuric esters
Patent holdings for IPC class C07D 251/34
Total number of patents in this class: 167
10-year publication summary
|
10
|
17
|
10
|
13
|
13
|
9
|
10
|
8
|
13
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nissan Chemical Corporation | 2183 |
12 |
| Covestro Deutschland AG | 2808 |
11 |
| Wanhua Chemical Group Co., Ltd. | 374 |
10 |
| BASF SE | 21165 |
7 |
| Nissan Chemical Industries, Ltd. | 1661 |
6 |
| Wanhua Chemical (Ningbo) Co., Ltd. | 81 |
6 |
| FUJIFILM Corporation | 30327 |
5 |
| Daikin Industries, Ltd. | 10401 |
5 |
| Nippon Kasei Chemical Company Limited | 17 |
5 |
| Nippon Kayaku Kabushiki Kaisha | 1465 |
4 |
| AlzeCure Pharma AB | 25 |
4 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
4 |
| Dow Global Technologies LLC | 10845 |
3 |
| Adeka Corporation | 1372 |
3 |
| Chevron Phillips Chemical Company LP | 1862 |
3 |
| Polnox Corporation | 13 |
3 |
| Shinryo Corporation | 72 |
3 |
| Tosoh Corporation | 1389 |
3 |
| Evonik Degussa GmbH | 1404 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5997 |
2 |
| Other owners | 66 |