- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 7/02 - Crystallisation directly from the vapour phase
Patent holdings for IPC class B01D 7/02
Total number of patents in this class: 84
10-year publication summary
4
|
6
|
5
|
11
|
10
|
6
|
6
|
5
|
5
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
U.S. Bank Trust Co National Association | 78 |
5 |
Idemitsu Kosan Co., Ltd. | 3995 |
3 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
3 |
Rutgers, The State University of New Jersey | 1776 |
3 |
BASF SE | 19740 |
2 |
FUJIFILM Corporation | 27102 |
2 |
Alstom Technology Ltd | 1196 |
2 |
ExxonMobil Chemical Patents Inc. | 4286 |
2 |
Anhui Jinhe Industrial Co., Ltd. | 78 |
2 |
China Petroleum & Chemical Corporation | 1623 |
2 |
ExxonMobil Upstream Research Company | 2525 |
2 |
Fluor Technologies Corporation | 410 |
2 |
Fushun Research Institute of Petroleum and Petrochemicals, Sinopec Corp. | 49 |
2 |
Pharmalundensis AB | 16 |
2 |
Sulzer Chemtech AG | 69 |
2 |
Toho Gas Co., Ltd. | 6 |
2 |
PMW Technology Ltd | 2 |
2 |
General Electric Company | 18133 |
1 |
The Regents of the University of California | 18943 |
1 |
Boehringer Ingelheim International GmbH | 4629 |
1 |
Other owners | 41 |