- All sections
- C - Chemistry; metallurgy
- C08B - Polysaccharides; derivatives thereof
- C08B 11/00 - Preparation of cellulose ethers
Patent holdings for IPC class C08B 11/00
Total number of patents in this class: 86
10-year publication summary
|
8
|
6
|
7
|
5
|
2
|
4
|
5
|
2
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5132 |
18 |
| Stora Enso Oyj | 1504 |
5 |
| Kao Corporation | 4843 |
4 |
| International Paper Company | 857 |
4 |
| Lotte Fine Chemical Co., Ltd. | 100 |
3 |
| National University Corporation Kanazawa University | 243 |
3 |
| Organofuel Sweden AB | 20 |
3 |
| Olympus Corporation | 13667 |
2 |
| Union Carbide Corporation | 279 |
2 |
| Akzo Nobel N.V. | 240 |
2 |
| Hercules Incorporated | 183 |
2 |
| Hercules LLC | 231 |
2 |
| The Procter & Gamble Company | 22178 |
1 |
| Unilever PLC | 3540 |
1 |
| Unilever N.V. | 3440 |
1 |
| Conopco, Inc. | 4644 |
1 |
| NEC Corporation | 32703 |
1 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| FUJIFILM Corporation | 27102 |
1 |
| Dow Global Technologies LLC | 10147 |
1 |
| Other owners | 28 |