- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 1/04 - OxycelluloseHydrocellulose
Patent holdings for IPC class C08L 1/04
Total number of patents in this class: 294
10-year publication summary
|
22
|
21
|
25
|
31
|
28
|
32
|
31
|
34
|
21
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Paper Industries Co., Ltd. | 823 |
11 |
| Toppan Printing Co., Ltd. | 2138 |
11 |
| Toagosei Co., Ltd. | 957 |
9 |
| Stora Enso Oyj | 1608 |
8 |
| GranBio Intellectual Property Holdings, LLC | 119 |
7 |
| Covidien LP | 10615 |
5 |
| Kao Corporation | 4943 |
5 |
| Auburn University | 501 |
5 |
| International N&h USA, Inc. | 51 |
5 |
| Asahi Kasei Chemicals Corporation | 686 |
4 |
| Institut Polytechnique de Grenoble | 393 |
4 |
| University of Copenhagen | 408 |
4 |
| UPM-Kymmene Corporation | 934 |
4 |
| Compagnie Generale des Etablissements Michelin | 4691 |
4 |
| Nutrition & Biosciences USA 1, LLC | 203 |
4 |
| Centre National de La Recherche Scientifique | 10321 |
3 |
| Billerudkorsnas AB | 88 |
3 |
| Case Western Reserve University | 1799 |
3 |
| Cellutech AB | 22 |
3 |
| Fiberlean Technologies Limited | 114 |
3 |
| Other owners | 189 |