- All sections
- B - Performing operationstransporting
- 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: 90
10-year publication summary
|
6
|
5
|
11
|
10
|
6
|
6
|
5
|
5
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| U.S. Bank Trust Co National Association | 76 |
5 |
| BASF SE | 20616 |
3 |
| Idemitsu Kosan Co., Ltd. | 4129 |
3 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3873 |
3 |
| Rutgers, The State University of New Jersey | 1865 |
3 |
| FUJIFILM Corporation | 29082 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5544 |
2 |
| Alstom Technology Ltd | 1113 |
2 |
| ExxonMobil Chemical Patents Inc. | 4050 |
2 |
| Anhui Jinhe Industrial Co., Ltd. | 86 |
2 |
| China Petroleum & Chemical Corporation | 1834 |
2 |
| ExxonMobil Upstream Research Company | 2414 |
2 |
| Fluor Technologies Corporation | 378 |
2 |
| Fushun Research Institute of Petroleum and Petrochemicals, Sinopec Corp. | 48 |
2 |
| Pharmalundensis AB | 16 |
2 |
| Sulzer Chemtech AG | 66 |
2 |
| Toho Gas Co., Ltd. | 6 |
2 |
| Cryo PUR | 19 |
2 |
| PMW Technology Ltd | 3 |
2 |
| General Electric Company | 17076 |
1 |
| Other owners | 44 |