- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 222/14 - Esters having no free carboxylic acid groups
Patent holdings for IPC class C08F 222/14
Total number of patents in this class: 222
10-year publication summary
|
21
|
25
|
19
|
17
|
19
|
23
|
7
|
7
|
15
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DSM IP Assets B.V. | 5395 |
9 |
| Nippon Shokubai Co., Ltd. | 1528 |
9 |
| Sirrus, Inc. | 46 |
8 |
| Tosoh Corporation | 1440 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 6157 |
6 |
| Mankiewicz Gebr. & Co. GmbH & Co. KG | 124 |
6 |
| Covestro (Netherlands) B.V. | 302 |
5 |
| FUJIFILM Corporation | 30808 |
4 |
| Hilti Aktiengesellschaft | 3728 |
3 |
| Align Technology, Inc. | 2313 |
3 |
| Beijing University of Chemical Technology | 335 |
3 |
| Wanhua Chemical Group Co., Ltd. | 390 |
3 |
| BASF SE | 21334 |
2 |
| LG Chem, Ltd. | 17986 |
2 |
| Ricoh Company, Ltd. | 13413 |
2 |
| Sumitomo Chemical Company, Limited | 8992 |
2 |
| Dow Global Technologies LLC | 11072 |
2 |
| The Johns Hopkins University | 5957 |
2 |
| PPG Industries Ohio, Inc. | 3328 |
2 |
| Henkel AG & Co. KGaA | 10788 |
2 |
| Other owners | 139 |