Extraction devices, systems, and methods
US9789147B2 · kind B2 · utility
4Cited by
8References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 22, 2017 |
| Grant date | Oct 17, 2017 |
| Priority date | — |
| Expiry date | May 22, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2236/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Extraction devices, methods, and systems are disclosed. Example devices have a solvent chamber, a plant material chamber, a collection chamber, and a solvent return that create a sealed, closed-cycle extraction and/or solvent purification process. Any extractable plant material can be used in the disclosed devices, methods, and systems although in some examples some form of the cannabis plant is used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.