- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 3/12 - Molecular distillation
Patent holdings for IPC class B01D 3/12
Total number of patents in this class: 77
10-year publication summary
|
7
|
5
|
7
|
8
|
8
|
6
|
8
|
5
|
7
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nissui Corporation | 79 |
6 |
| Cargill, Incorporated | 2952 |
5 |
| Hans Heidolph GmbH & Co. KG | 10 |
4 |
| K.d. Pharma Bexbach GmbH | 35 |
3 |
| HollyFrontier LSP Brand Strategies LLC | 14 |
3 |
| Copenhagen Atomics ApS | 12 |
3 |
| Neste Oyj | 791 |
2 |
| Nippon Shokubai Co., Ltd. | 1524 |
2 |
| Unified Science, LLC | 9 |
2 |
| Evello International, LLC | 6 |
2 |
| Cibt America Inc. | 100 |
2 |
| Cathay Biotech Inc. | 97 |
2 |
| NTP TEC, LLC | 12 |
2 |
| Cathay (jinxiang) Biomaterial Co., Ltd. | 17 |
2 |
| Inner Mongolia Kunming Cigarette Co., Ltd. | 6 |
2 |
| Insectergy US LLC | 29 |
2 |
| BASF SE | 21131 |
1 |
| E. I. du Pont de Nemours and Company | 3747 |
1 |
| Evonik Röhm GmbH | 403 |
1 |
| Murata Manufacturing Co., Ltd. | 25334 |
1 |
| Other owners | 29 |