- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 1/00 - Compositions of cellulose, modified cellulose, or cellulose derivatives
Patent holdings for IPC class C08L 1/00
Total number of patents in this class: 629
10-year publication summary
|
34
|
38
|
42
|
46
|
38
|
33
|
45
|
26
|
31
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyoto University | 2904 |
13 |
| Nippon Paper Industries Co., Ltd. | 849 |
12 |
| Oji Holdings Corporation | 797 |
12 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
11 |
| FUJIFILM Corporation | 30514 |
8 |
| Adeka Corporation | 1377 |
8 |
| Daio Paper Corporation | 1408 |
8 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 375 |
7 |
| Kao Corporation | 5076 |
6 |
| Dow Global Technologies LLC | 10944 |
6 |
| KT & G Corporation | 3123 |
6 |
| Kyoto Municipal Institute of Industrial Technology and Culture | 20 |
6 |
| Lenzing Aktiengesellschaft | 503 |
6 |
| Stora Enso Oyj | 1653 |
6 |
| The Furukawa Electric Co., Ltd. | 3694 |
5 |
| Bando Chemical Industries, Ltd. | 602 |
5 |
| Polyplastics Co., Ltd. | 617 |
5 |
| Solutia Inc. | 402 |
5 |
| International Business Machines Corporation | 62634 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
4 |
| Other owners | 486 |