- All sections
- C - Chemistrymetallurgy
- C08B - Polysaccharidesderivatives thereof
- C08B 11/00 - Preparation of cellulose ethers
Patent holdings for IPC class C08B 11/00
Total number of patents in this class: 82
10-year publication summary
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6
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6
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5
|
2
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3
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4
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2
|
3
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4
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5680 |
17 |
| Stora Enso Oyj | 1650 |
6 |
| International Paper Company | 785 |
5 |
| Kao Corporation | 4979 |
4 |
| Lotte Fine Chemical Co., Ltd. | 102 |
3 |
| National University Corporation Kanazawa University | 243 |
3 |
| Organofuel Sweden AB | 20 |
3 |
| Olympus Corporation | 13153 |
2 |
| Union Carbide Corporation | 259 |
2 |
| The Procter & Gamble Company | 22011 |
1 |
| Unilever PLC | 3185 |
1 |
| Unilever N.V. | 3094 |
1 |
| Conopco, Inc. | 4986 |
1 |
| NEC Corporation | 35879 |
1 |
| Centre National de La Recherche Scientifique | 10498 |
1 |
| FUJIFILM Corporation | 29506 |
1 |
| Dow Global Technologies LLC | 10394 |
1 |
| Dow Global Technologies Inc. | 820 |
1 |
| The Regents of the University of Michigan | 4733 |
1 |
| President and Fellows of Harvard College | 5992 |
1 |
| Other owners | 26 |