- All sections
- C - Chemistry; metallurgy
- C08B - Polysaccharides; derivatives thereof
- C08B 1/00 - Preparatory treatment of cellulose for making derivatives thereof
Patent holdings for IPC class C08B 1/00
Total number of patents in this class: 620
10-year publication summary
|
62
|
37
|
34
|
52
|
36
|
37
|
40
|
22
|
27
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| API Intellectual Property Holdings, LLC | 78 |
23 |
| Eastman Chemical Company | 2257 |
19 |
| BASF SE | 20387 |
16 |
| Lenzing Aktiengesellschaft | 523 |
15 |
| Treetotextile AB | 49 |
12 |
| UPM-Kymmene Corporation | 912 |
12 |
| GranBio Intellectual Property Holdings, LLC | 111 |
11 |
| Board of Trustees of Michigan State University | 1152 |
10 |
| Xyleco, Inc. | 191 |
10 |
| Kao Corporation | 4903 |
8 |
| Mascoma Canada Inc. | 13 |
8 |
| Renmatix, Inc. | 131 |
8 |
| FPInnovations | 259 |
6 |
| Futamura Chemical UK Ltd | 20 |
6 |
| Covidien LP | 10627 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2560 |
5 |
| Nippon Paper Industries Co., Ltd. | 810 |
5 |
| Betulium Oy | 17 |
5 |
| The Regents of the University of California | 19493 |
4 |
| E. I. du Pont de Nemours and Company | 4252 |
4 |
| Other owners | 428 |