- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 1/26 - Cellulose ethers
Patent holdings for IPC class C08L 1/26
Total number of patents in this class: 190
10-year publication summary
|
15
|
20
|
11
|
10
|
8
|
6
|
13
|
11
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Paper Industries Co., Ltd. | 850 |
14 |
| Dow Global Technologies LLC | 10960 |
10 |
| Kao Corporation | 5076 |
9 |
| Hercules LLC | 228 |
7 |
| Konica Minolta, Inc. | 9125 |
4 |
| Lotte Fine Chemical Co., Ltd. | 109 |
4 |
| Samsung Fine Chemicals Co., Ltd. | 173 |
4 |
| International Business Machines Corporation | 62671 |
3 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
3 |
| Ethicon, Inc. | 1118 |
3 |
| Johnson & Johnson China Limited | 8 |
3 |
| Kyoto University | 2906 |
3 |
| Masonite Corporation | 690 |
3 |
| Organofuel Sweden AB | 19 |
3 |
| Agc, Inc. | 5537 |
3 |
| DDP Specialty Electronic Materials US, LLC | 843 |
3 |
| Nutrition & Biosciences USA 1, LLC | 215 |
3 |
| Illinois Tool Works Inc. | 11866 |
2 |
| LG Chem, Ltd. | 17929 |
2 |
| FUJIFILM Corporation | 30516 |
2 |
| Other owners | 102 |