- 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: 34
10-year publication summary
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0
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3
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1
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2
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1
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3
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3
|
1
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1
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xin Ji | 8 |
5 |
| Allergan Pharmaceuticals International Limited | 226 |
4 |
| Amynova Polymers GmbH | 13 |
3 |
| Showa Denko K.K. | 2258 |
2 |
| Purdue Research Foundation | 3578 |
2 |
| Virginia Tech Intellectual Properties, Inc. | 857 |
2 |
| Archer Daniels Midland Company | 1110 |
1 |
| Cooperatie Avebe U.A. | 93 |
1 |
| Daicel Corporation | 2336 |
1 |
| Ezaki Glico Co., Ltd. | 85 |
1 |
| Go!Foton Holdings, Inc. | 108 |
1 |
| ISP Investments Inc. | 465 |
1 |
| JX Nippon Oil & Energy Corporation | 999 |
1 |
| Kyungpook National University Industry-Academic Cooperation Foundation | 1142 |
1 |
| Nagasaki University | 203 |
1 |
| Osaka University | 3377 |
1 |
| Sanwa Cornstarch Co., Ltd. | 3 |
1 |
| SurModics, Inc. | 337 |
1 |
| Universidad de Granada | 306 |
1 |
| Allergan Australia Pty. Limited | 5 |
1 |
| Other owners | 2 |