- All sections
- C - Chemistrymetallurgy
- C08B - Polysaccharidesderivatives thereof
- C08B 15/02 - OxycelluloseHydrocelluloseCellulose hydrate
Patent holdings for IPC class C08B 15/02
Total number of patents in this class: 356
10-year publication summary
|
27
|
28
|
24
|
29
|
33
|
25
|
28
|
23
|
17
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1648 |
22 |
| Nippon Paper Industries Co., Ltd. | 833 |
14 |
| UPM-Kymmene Corporation | 936 |
14 |
| Toagosei Co., Ltd. | 970 |
12 |
| Covidien LP | 10643 |
10 |
| Kemira Oyj | 1207 |
10 |
| GranBio Intellectual Property Holdings, LLC | 121 |
10 |
| BASF SE | 20945 |
8 |
| Dai-Ichi Kogyo Seiyaku Co., Ltd. | 229 |
8 |
| Centre National de La Recherche Scientifique | 10465 |
6 |
| Andritz Oy | 284 |
6 |
| Institut Polytechnique de Grenoble | 396 |
6 |
| Toppan Printing Co., Ltd. | 2133 |
6 |
| PureCircle Sdn Bhd | 226 |
5 |
| University of Copenhagen | 411 |
5 |
| Nutrition & Biosciences USA 1, LLC | 207 |
5 |
| Nordic BioProducts Group Oy | 14 |
5 |
| Aalto University Foundation | 296 |
4 |
| Billerudkorsnas AB | 87 |
4 |
| The Court of Edinburgh Napier University | 23 |
4 |
| Other owners | 192 |