- All sections
- C - Chemistry; metallurgy
- 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: 89
10-year publication summary
|
11
|
8
|
9
|
6
|
7
|
3
|
3
|
2
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Terumo Kabushiki Kaisha | 5398 |
5 |
| FUJIFILM Corporation | 28805 |
4 |
| LG Chem, Ltd. | 17639 |
3 |
| Ricoh Company, Ltd. | 13216 |
3 |
| Relypsa, Inc. | 32 |
3 |
| Nissan Chemical Corporation | 1882 |
3 |
| Championx USA Inc. | 191 |
3 |
| Covestro (Netherlands) B.V. | 292 |
3 |
| Rohm and Haas Company | 2852 |
2 |
| Dow Global Technologies LLC | 10156 |
2 |
| Idemitsu Kosan Co., Ltd. | 4103 |
2 |
| Alcon, Inc. | 5183 |
2 |
| China Petroleum & Chemical Corporation | 1783 |
2 |
| Cornell University | 3202 |
2 |
| Kuraray Noritake Dental Inc. | 400 |
2 |
| Nippon Soda Co., Ltd. | 883 |
2 |
| Rohm and Haas Electronic Materials LLC | 210 |
2 |
| Sinopec Zhongyuan Oilfield Service Corporation Drilling Engineering Research Institute | 4 |
2 |
| Tokyo Ohka Kogyo Co., Ltd. | 1508 |
2 |
| Université Paris Cité | 707 |
2 |
| Other owners | 38 |