- All sections
- C - Chemistrymetallurgy
- C08B - Polysaccharidesderivatives thereof
- C08B 3/12 - Preparation of cellulose esters of organic acids of polybasic organic acids
Patent holdings for IPC class C08B 3/12
Total number of patents in this class: 65
10-year publication summary
|
3
|
5
|
5
|
6
|
5
|
5
|
1
|
5
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daio Paper Corporation | 1384 |
5 |
| Gelesis LLC | 29 |
5 |
| Centre National de La Recherche Scientifique | 10395 |
4 |
| DIC Corporation | 3770 |
4 |
| The Japan Steel Works, Ltd. | 741 |
4 |
| Institut Polytechnique de Grenoble | 394 |
3 |
| Chemstone, Inc. | 24 |
2 |
| The Court of Edinburgh Napier University | 23 |
2 |
| Kyoto University | 2799 |
2 |
| Tuskegee University | 32 |
2 |
| Finecellox AB | 4 |
2 |
| Société des Produits Nestlé S.A. | 9248 |
1 |
| BASF SE | 20874 |
1 |
| Industrial Technology Research Institute | 5065 |
1 |
| Konica Minolta, Inc. | 8696 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5615 |
1 |
| Toray Industries, Inc. | 6918 |
1 |
| Aalto University Foundation | 292 |
1 |
| Akzo Nobel Chemicals International B.V. | 433 |
1 |
| Consejo Superior de Investigaciones Cientificas | 882 |
1 |
| Other owners | 21 |