- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 71/24 - Rubbers
Patent holdings for IPC class B01D 71/24
Total number of patents in this class: 38
10-year publication summary
|
4
|
3
|
5
|
3
|
1
|
4
|
5
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Penn State Research Foundation | 1462 |
3 |
| Mitsubishi Chemical Corporation | 4457 |
2 |
| Arstroma Co., Ltd. | 10 |
2 |
| Korea Research Institute of Chemical Technology | 1342 |
2 |
| Lanxess Deutschland GmbH | 1121 |
2 |
| The Research Foundation for The State University of New York | 1559 |
2 |
| Nissan Chemical Corporation | 1887 |
2 |
| 3m Innovative Properties Company | 17976 |
1 |
| Agilent Technologies, Inc. | 2683 |
1 |
| Board of Regents, The University of Texas System | 5641 |
1 |
| Asahi Glass Company, Limited | 2876 |
1 |
| Toray Industries, Inc. | 6859 |
1 |
| Mitsubishi Rayon Co., Ltd. | 943 |
1 |
| The United States of America as represented by the Secretary of the Army | 1186 |
1 |
| Dow Corning Corporation | 1016 |
1 |
| AGC Engineering Co., Ltd. | 23 |
1 |
| Albert Einstein College of Medicine, Inc. | 567 |
1 |
| Asahi Kasei Chemicals Corporation | 710 |
1 |
| Asahi Kasei Medical Co., Ltd. | 300 |
1 |
| Heineken Supply Chain B.V. | 344 |
1 |
| Other owners | 10 |