- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 53/72 - Organic compounds not provided for in groups , e.g. hydrocarbons
Patent holdings for IPC class B01D 53/72
Total number of patents in this class: 560
10-year publication summary
38
|
29
|
51
|
63
|
55
|
40
|
62
|
45
|
29
|
13
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Johnson Matthey Public Limited Company | 1852 |
11 |
BASF Corporation | 2039 |
10 |
3m Innovative Properties Company | 18406 |
7 |
Chio Kang Medical, Inc. | 29 |
7 |
Shell Internationale Research Maatschappij B.V. | 3792 |
6 |
Air Distribution Technologies IP, LLC | 160 |
6 |
Guangdong University of Technology | 466 |
6 |
Qiaokang Biotech (Guangdong) Co., LTD. | 29 |
6 |
Honeywell International Inc. | 13799 |
5 |
Air Liquide Advanced Technologies U.S. LLC | 90 |
5 |
Chevron Phillips Chemical Company LP | 1779 |
5 |
King Abdullah University of Science and Technology | 1703 |
5 |
Ningbo Yuchen Enviroclean Tech Co., Ltd. | 8 |
5 |
ThyssenKrupp Industrial Solutions AG | 729 |
5 |
Shenzhen Puremate Technology Co., Ltd. | 49 |
5 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
5 |
Tokyo Electron Limited | 11599 |
4 |
Tsinghua University | 5426 |
4 |
BASF Catalysts LLC | 148 |
4 |
Chemisch Thermische Prozesstechnik GmbH | 12 |
4 |
Other owners | 445 |