- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 220/34 - Esters containing nitrogen
Patent holdings for IPC class C08F 220/34
Total number of patents in this class: 954
10-year publication summary
|
75
|
76
|
69
|
84
|
71
|
71
|
64
|
59
|
56
|
38
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30479 |
44 |
| BASF SE | 21313 |
32 |
| 3m Innovative Properties Company | 17497 |
27 |
| LG Chem, Ltd. | 17926 |
22 |
| Carbon, Inc. | 415 |
22 |
| Nissan Chemical Corporation | 2214 |
15 |
| Rohm and Haas Company | 2952 |
13 |
| DIC Corporation | 3959 |
13 |
| Shin-Etsu Chemical Co., Ltd. | 6063 |
12 |
| Daikin Industries, Ltd. | 10472 |
11 |
| Henkel AG & Co. KGaA | 10766 |
11 |
| S.p.c.m. SA | 238 |
10 |
| China Petroleum & Chemical Corporation | 2142 |
9 |
| NOK Corporation | 2304 |
9 |
| Beijing Junlun Runzhong Science & Technology Co., Limited | 13 |
8 |
| University of Massachusetts | 2312 |
8 |
| Samsung SDI Co., Ltd. | 10524 |
7 |
| JSR Corporation | 2551 |
7 |
| Resonac Corporation | 3503 |
7 |
| SNF Group | 403 |
7 |
| Other owners | 660 |