- 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: 73
10-year publication summary
|
5
|
5
|
6
|
5
|
5
|
1
|
5
|
5
|
3
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daio Paper Corporation | 1420 |
5 |
| Gelesis LLC | 27 |
5 |
| Centre National de La Recherche Scientifique | 11111 |
4 |
| DIC Corporation | 3995 |
4 |
| The Japan Steel Works, Ltd. | 875 |
4 |
| Institut Polytechnique de Grenoble | 429 |
3 |
| Société des Produits Nestlé S.A. | 10044 |
2 |
| Chemstone, Inc. | 26 |
2 |
| The Court of Edinburgh Napier University | 27 |
2 |
| Kemira Oyj | 1262 |
2 |
| Kyoto University | 2934 |
2 |
| Nippon Shokubai Co., Ltd. | 1533 |
2 |
| Tuskegee University | 32 |
2 |
| Virginia Tech Intellectual Properties, Inc. | 970 |
2 |
| BASF SE | 21320 |
1 |
| Industrial Technology Research Institute | 5196 |
1 |
| Konica Minolta, Inc. | 9176 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6143 |
1 |
| Compagnie générale des établissements Michelin SCA | 2753 |
1 |
| Toray Industries, Inc. | 7149 |
1 |
| Other owners | 26 |