- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 20/284 - Porous sorbents based on alumina
Patent holdings for IPC class B01J 20/284
Total number of patents in this class: 52
10-year publication summary
9
|
5
|
1
|
6
|
4
|
5
|
2
|
4
|
7
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Waters Technologies Corporation | 1654 |
6 |
Separative | 10 |
5 |
Agilent Technologies, Inc. | 2744 |
3 |
Western Research Institute, Inc. | 22 |
3 |
BASF Corporation | 2039 |
2 |
Archer Daniels Midland Company | 1164 |
2 |
Miura Co., Ltd. | 287 |
2 |
Philip Morris USA Inc. | 744 |
1 |
Merck Patent GmbH | 5909 |
1 |
Daikin Industries, Ltd. | 9495 |
1 |
Chevron U.S.A. Inc. | 3774 |
1 |
Brown University | 576 |
1 |
BYD Company Limited | 3700 |
1 |
Chevron Phillips Chemical Company LP | 1779 |
1 |
Clariant Produkte (Deutschland) GmbH | 354 |
1 |
EP Minerals, LLC | 97 |
1 |
Hanbat National University Industry-Academic Cooperation Foundation | 116 |
1 |
IFP Energies Nouvelles | 2717 |
1 |
Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan, R.O.C. | 120 |
1 |
Matheson Tri-Gas, Inc. | 74 |
1 |
Other owners | 16 |