- All sections
- C - Chemistry; metallurgy
- C08B - Polysaccharides; derivatives 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: 61
10-year publication summary
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5
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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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3
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 32703 |
7 |
| Eastman Chemical Company | 2239 |
6 |
| National University Corporation Kanazawa University | 243 |
3 |
| Seiko Epson Corporation | 18724 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Daicel Corporation | 2128 |
2 |
| DIC Corporation | 3597 |
2 |
| Kanazawa Institute of Technology | 59 |
2 |
| Kyoto University | 2732 |
2 |
| Teknologian Tutkimuskeskus VTT Oy | 471 |
2 |
| Chuetsu-pulp and Paper Co,.ltd | 27 |
2 |
| Philip Morris Products S.A. | 6751 |
1 |
| Procter & Gamble International Operations SA | 168 |
1 |
| Industrial Technology Research Institute | 4898 |
1 |
| Konica Minolta, Inc. | 8349 |
1 |
| Konica Minolta Opto, Inc. | 1179 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
1 |
| Mitsubishi Chemical Corporation | 4313 |
1 |
| Purdue Research Foundation | 3277 |
1 |
| Centre Technique de l'industrie des Papiers, Cartons et Celluloses | 21 |
1 |
| Other owners | 20 |