- 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: 72
10-year publication summary
|
1
|
8
|
5
|
8
|
9
|
9
|
6
|
8
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cargill, Incorporated | 2906 |
5 |
| Hans Heidolph GmbH & Co. KG | 12 |
4 |
| Nissui Corporation | 55 |
4 |
| K.d. Pharma Bexbach GmbH | 37 |
3 |
| Neste Oyj | 730 |
2 |
| Nippon Shokubai Co., Ltd. | 1521 |
2 |
| Insectergy, LLC | 35 |
2 |
| Evello International, LLC | 6 |
2 |
| HollyFrontier LSP Brand Strategies LLC | 11 |
2 |
| Cibt America Inc. | 96 |
2 |
| Cathay Biotech Inc. | 94 |
2 |
| NTP TEC, LLC | 12 |
2 |
| Cathay (jinxiang) Biomaterial Co., Ltd. | 15 |
2 |
| Inner Mongolia Kunming Cigarette Co., Ltd. | 6 |
2 |
| BASF SE | 20519 |
1 |
| E. I. du Pont de Nemours and Company | 4246 |
1 |
| Evonik Röhm GmbH | 451 |
1 |
| Murata Manufacturing Co., Ltd. | 23844 |
1 |
| Massachusetts Institute of Technology | 9932 |
1 |
| Artisan Industries, Inc. | 20 |
1 |
| Other owners | 30 |