- All sections
- C - Chemistrymetallurgy
- C08B - Polysaccharidesderivatives thereof
- C08B 3/10 - Preparation of cellulose esters of organic acids of monobasic organic acids with three or more carbon atoms with five or more carbon atoms
Patent holdings for IPC class C08B 3/10
Total number of patents in this class: 72
10-year publication summary
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6
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6
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4
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2
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5
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6
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6
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4
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5
|
3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 35509 |
8 |
| Eastman Chemical Company | 2215 |
6 |
| National University Corporation Kanazawa University | 245 |
3 |
| Aut Ventures Limited | 22 |
3 |
| Seiko Epson Corporation | 19316 |
2 |
| FUJIFILM Corporation | 29295 |
2 |
| Purdue Research Foundation | 3578 |
2 |
| Daicel Corporation | 2336 |
2 |
| DIC Corporation | 3780 |
2 |
| Kanazawa Institute of Technology | 61 |
2 |
| Kyoto University | 2798 |
2 |
| Teknologian Tutkimuskeskus VTT Oy | 530 |
2 |
| Chuetsu-pulp and Paper Co,.ltd | 28 |
2 |
| Philip Morris Products S.A. | 7616 |
1 |
| Procter & Gamble International Operations SA | 148 |
1 |
| Industrial Technology Research Institute | 5086 |
1 |
| Konica Minolta, Inc. | 8701 |
1 |
| Konica Minolta Opto, Inc. | 1092 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5632 |
1 |
| Mitsubishi Chemical Corporation | 4489 |
1 |
| Other owners | 27 |