- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 71/12 - Cellulose derivatives
Patent holdings for IPC class B01D 71/12
Total number of patents in this class: 88
10-year publication summary
|
7
|
10
|
7
|
10
|
5
|
3
|
8
|
7
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CureVac Manufacturing GmbH | 48 |
8 |
| Toray Industries, Inc. | 7067 |
7 |
| FUJIFILM Corporation | 30327 |
6 |
| Toyobo Co., Ltd. | 2525 |
5 |
| Sartorius Stedim Biotech GmbH | 872 |
4 |
| Massachusetts Institute of Technology | 10204 |
3 |
| Nitto Denko Corporation | 8486 |
2 |
| Uop LLC | 4330 |
2 |
| Arkema France | 4189 |
2 |
| Asahi Kasei Fibers Corporation | 95 |
2 |
| Entegris, Inc. | 1990 |
2 |
| Newsouth Innovations Pty Limited | 617 |
2 |
| The Research Foundation of State University of New York | 382 |
2 |
| Singapore University of Technology and Design | 238 |
2 |
| Sydney Water Corporation | 5 |
2 |
| Hangzhou Cobetter Filtration Equipment Co., Ltd | 32 |
2 |
| G2o Water Technologies Limited | 9 |
2 |
| Merck Patent GmbH | 5669 |
1 |
| Bayer HealthCare LLC | 1302 |
1 |
| American University of Cairo (auc) | 7 |
1 |
| Other owners | 30 |