- 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: 35
10-year publication summary
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3
|
4
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4
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6
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0
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2
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1
|
3
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3
|
0
|
| 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 | 35935 |
2 |
| Daicel Corporation | 2375 |
2 |
| Futamura Kagaku Kabushiki Kaisha | 82 |
2 |
| Purdue Research Foundation | 3664 |
1 |
| API Intellectual Property Holdings, LLC | 78 |
1 |
| Daio Paper Corporation | 1381 |
1 |
| Eastman Chemical Company | 2212 |
1 |
| Fiberstar Bio-ingredient Technologies, Inc. | 3 |
1 |
| Institut Polytechnique de Grenoble | 400 |
1 |
| Korea Research Institute of Chemical Technology | 1401 |
1 |
| Kri, Inc. | 32 |
1 |
| Metsa Fibre Oy | 39 |
1 |
| National University Corporation Hokkaido University | 1345 |
1 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2384 |
1 |
| Nippon Paper Industries Co., Ltd. | 833 |
1 |
| Oy Keskuslaboratorio - Centrallaboratorium AB | 17 |
1 |
| Papeteries Du Leman | 12 |
1 |
| The Penn State Research Foundation | 1542 |
1 |
| Rhodia Acetow GmbH | 31 |
1 |
| Other owners | 8 |