- All sections
- C - Chemistrymetallurgy
- C08B - Polysaccharidesderivatives thereof
- C08B 33/04 - Ethers
Patent holdings for IPC class C08B 33/04
Total number of patents in this class: 30
10-year publication summary
|
3
|
1
|
2
|
1
|
3
|
3
|
1
|
1
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xin Ji | 7 |
5 |
| Allergan Pharmaceuticals International Limited | 231 |
4 |
| Amynova Polymers GmbH | 13 |
3 |
| Showa Denko K.K. | 2059 |
2 |
| Purdue Research Foundation | 3962 |
2 |
| Virginia Tech Intellectual Properties, Inc. | 970 |
2 |
| Archer Daniels Midland Company | 1073 |
1 |
| Daicel Corporation | 2562 |
1 |
| Go!Foton Holdings, Inc. | 113 |
1 |
| ISP Investments Inc. | 441 |
1 |
| JX Nippon Oil & Energy Corporation | 978 |
1 |
| Kyungpook National University Industry-Academic Cooperation Foundation | 1249 |
1 |
| Nagasaki University | 203 |
1 |
| SurModics, Inc. | 207 |
1 |
| Universidad de Granada | 311 |
1 |
| Allergan Australia Pty. Limited | 5 |
1 |
| Anhui Science and Technology University | 120 |
1 |
| Biopolimeri S.r.l. | 3 |
1 |
| Other owners | 0 |