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1. EP2311475 - EXTRACTION OF PHARMACEUTICALLY ACTIVE CANNABINOIDS FROM PLANT MATERIALS

Office European Patent Office
Application Number 10180464
Application Date 14.08.2003
Publication Number 2311475
Publication Date 20.04.2011
Publication Kind B1
IPC
A61K 36/185
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
36Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
18Magnoliophyta (angiosperms)
185Magnoliopsida (dicotyledons)
A61K 31/352
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
335having oxygen as the only ring hetero atom, e.g. fungichromin
35having six-membered rings with one oxygen as the only ring hetero atom
352condensed with carbocyclic rings, e.g. cannabinols, methantheline
B01D 11/02
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
11Solvent extraction
02of solids
CPC
A61K 31/352
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
335having oxygen as the only ring hetero atom, e.g. fungichromin
35having six-membered rings with one oxygen as the only ring hetero atom
352condensed with carbocyclic rings, e.g. cannabinols, methantheline
A61K 36/185
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
36Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
18Magnoliophyta (angiosperms)
185Magnoliopsida (dicotyledons)
A61P 25/00
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
25Drugs for disorders of the nervous system
A61P 43/00
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
43Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
B01D 11/0203
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
11Solvent extraction
02of solids
0203with a supercritical fluid
B01D 11/0288
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
11Solvent extraction
02of solids
0288Applications, solvents
Applicants GW PHARMA LTD
Inventors WHITTLE BRIAN ANTHONY
HILL COLIN A
FLOCKHART IAN R
DOWNS DAVID VICTOR
GIBSON PETER
WHEATLEY GARY WILLIAM
Designated States
Priority Data 03787897 14.08.2003 EP
0218901 14.08.2002 GB
21897202 14.08.2002 US
Title
(DE) EXTRAKTION VON PHARMAZEUTISCH ACTIVE CANNABINOIDEN AUS PFLANZLICHEM MATERIAL
(EN) EXTRACTION OF PHARMACEUTICALLY ACTIVE CANNABINOIDS FROM PLANT MATERIALS
(FR) EXTRACTION DE CANNABINOIDES PHARMACEUTIQUEMENT ACTIFS ISSUS DE VEGETAUX
Abstract
(EN)
The invention relates to the extraction of pharmaceutically active components from plant materials, and more particularly to the preparation of a botanical drug substance (BDS) for incorporation into a medicament. It also relates to a BDS of given purity, for use in pharmaceutical formulations. In particular it relates to BDS comprising cannabinoids obtained by extraction from cannabis.

(FR)
La présente invention se rapporte à l'extraction de composants pharmaceutiquement actifs issus de végétaux, et plus précisément à la préparation d'une substance phytothérapeutique destinée à être incorporée dans un médicament. L'invention a également trait à une substance phytothérapeutique d'une pureté donnée, destiné à être utilisée dans des préparations pharmaceutiques. En particulier, l'invention concerne une substance phytothérapeutique contenant des cannabinoïdes extraits du cannabis.

Also published as
MXPA/a/2005/001621
PL375357
PLP.375357
PLP.388837
ZA200501169