- All sections
- C - Chemistrymetallurgy
- C08B - Polysaccharidesderivatives thereof
- C08B 1/02 - Rendering cellulose suitable for esterification
Patent holdings for IPC class C08B 1/02
Total number of patents in this class: 36
10-year publication summary
|
3
|
6
|
5
|
6
|
0
|
3
|
1
|
5
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| UPM-Kymmene Corporation | 938 |
5 |
| NEC Corporation | 35652 |
2 |
| Daicel Corporation | 2344 |
2 |
| Futamura Kagaku Kabushiki Kaisha | 82 |
2 |
| Purdue Research Foundation | 3612 |
1 |
| API Intellectual Property Holdings, LLC | 77 |
1 |
| Daio Paper Corporation | 1380 |
1 |
| Eastman Chemical Company | 2217 |
1 |
| Fiberstar Bio-ingredient Technologies, Inc. | 3 |
1 |
| Institut Polytechnique de Grenoble | 396 |
1 |
| Korea Research Institute of Chemical Technology | 1391 |
1 |
| Kri, Inc. | 32 |
1 |
| Metsa Fibre Oy | 37 |
1 |
| National University Corporation Hokkaido University | 1342 |
1 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2376 |
1 |
| Nippon Paper Industries Co., Ltd. | 832 |
1 |
| Oy Keskuslaboratorio - Centrallaboratorium AB | 17 |
1 |
| Papeteries Du Leman | 12 |
1 |
| The Penn State Research Foundation | 1518 |
1 |
| Rhodia Acetow GmbH | 32 |
1 |
| Other owners | 9 |