- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 22/38 - Amides
Patent holdings for IPC class C08F 22/38
Total number of patents in this class: 84
10-year publication summary
|
10
|
8
|
9
|
5
|
7
|
3
|
3
|
2
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Terumo Kabushiki Kaisha | 5624 |
5 |
| FUJIFILM Corporation | 29728 |
4 |
| LG Chem, Ltd. | 17674 |
3 |
| Ricoh Company, Ltd. | 13383 |
3 |
| Relypsa, Inc. | 20 |
3 |
| Nissan Chemical Corporation | 2084 |
3 |
| Championx USA Inc. | 177 |
3 |
| Covestro (Netherlands) B.V. | 279 |
3 |
| Idemitsu Kosan Co., Ltd. | 4243 |
2 |
| Alcon, Inc. | 5492 |
2 |
| China Petroleum & Chemical Corporation | 1930 |
2 |
| Cornell University | 3347 |
2 |
| Kuraray Noritake Dental Inc. | 443 |
2 |
| Nippon Soda Co., Ltd. | 892 |
2 |
| Sinopec Zhongyuan Oilfield Service Corporation Drilling Engineering Research Institute | 6 |
2 |
| Tokyo Ohka Kogyo Co., Ltd. | 1551 |
2 |
| Université Paris Cité | 829 |
2 |
| DuPont Electronic Materials International, LLC | 430 |
2 |
| Johnson & Johnson Vision Care, Inc. | 1180 |
1 |
| General Electric Company | 13862 |
1 |
| Other owners | 35 |