Extraction of cannabinoids from cannabis
US11666836B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Feb 6, 2019 |
| Grant date | Jun 6, 2023 |
| Priority date | — |
| Expiry date | Feb 4, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2236/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Methods and processes for efficiently extracting cannabinoids from cannabis are described together with cannabis extracts obtained using such methods. A method may include: preparing a premixture by mixing dried cannabis with an extraction agent; incubating the premixture; and after incubating the premixture, adding a liquid to the premixture to create a liquid mixture and filtering the cannabis from the mixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.