- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 1/02 - CelluloseModified cellulose
Patent holdings for IPC class C08L 1/02
Total number of patents in this class: 2313
10-year publication summary
|
118
|
170
|
215
|
244
|
215
|
192
|
196
|
180
|
173
|
77
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1649 |
129 |
| Nippon Paper Industries Co., Ltd. | 844 |
54 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
42 |
| Oji Holdings Corporation | 794 |
42 |
| The Furukawa Electric Co., Ltd. | 3700 |
36 |
| UPM-Kymmene Corporation | 994 |
35 |
| GranBio Intellectual Property Holdings, LLC | 125 |
31 |
| Kao Corporation | 5067 |
30 |
| FPInnovations | 225 |
26 |
| LG Chem, Ltd. | 17926 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 33845 |
21 |
| Daio Paper Corporation | 1409 |
19 |
| DIC Corporation | 3959 |
19 |
| Kemira Oyj | 1258 |
17 |
| Cellucomp Limited | 38 |
16 |
| Seiko Epson Corporation | 20227 |
14 |
| Purdue Research Foundation | 3908 |
14 |
| Kyoto University | 2897 |
14 |
| Teknologian Tutkimuskeskus VTT Oy | 586 |
13 |
| University of Maine System Board of Trustees | 280 |
13 |
| Other owners | 1705 |