Search Patents
  • Patent number: 8481085
    Abstract: The present invention relates to the use of cannabigerol (CBG) type compounds and derivatives thereof in the treatment of mood disorders.
    Type: Grant
    Filed: June 8, 2007
    Date of Patent: July 9, 2013
    Assignee: GW Pharma Limited
    Inventors: Richard Musty, Richard Deyo
  • Publication number: 20120225136
    Abstract: The invention relates to the use of a cannabis plant extract or a cannabinoid as a pharmaceutically active agent in the inhibition of tumour cell migration.
    Type: Application
    Filed: April 5, 2012
    Publication date: September 6, 2012
    Applicant: GW Pharma Limited
    Inventors: Brian Whittle, Daniela Parolaro
  • Patent number: 6730330
    Abstract: The invention relates to pharmaceutical formulations for use in the administration of medicaments, in particular lipophilic medicaments, via mucosal surfaces.
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: May 4, 2004
    Assignee: GW Pharma Limited
    Inventors: Brian A. Whittle, Geoffrey W. Guy
  • Patent number: 8771760
    Abstract: The present invention relates to treatment of cancer related pain and constipation. Preferably the subject in need is administered a combination of the cannabinoids cannabidiol (CBD) and delta-9-tetrahydrocannabinol (THC). More preferably the cannabinoids are in a predefined ratio by weight of approximately 1:1 of CBD to THC.
    Type: Grant
    Filed: April 26, 2011
    Date of Patent: July 8, 2014
    Assignee: GW Pharma Limited
    Inventors: Geoffrey Guy, Philip Robson
  • Patent number: 10758514
    Abstract: The present invention relates to the use of phytocannabinoids for increasing radiosensitivity in the treatment of cancer. Preferably the phytocannabinoids used are either tetrahydrocannabinol (THC) and/or cannabidiol (CBD). Preferably the type of cancer to be treated is glioma.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: September 1, 2020
    Assignee: GW Pharma Limited
    Inventors: Wai Liu, Katherine Scott, Angus Dalgleish, Marnie Duncan, Colin Stott
  • Publication number: 20100119606
    Abstract: Processes for preparing extracts of natural products such as plant material, and for preparing purified extracts from crude extracts of natural products, by extraction with hot gas. Apparatus suitable for use in preparing extracts of natural products are also described.
    Type: Application
    Filed: November 13, 2009
    Publication date: May 13, 2010
    Applicant: GW Pharma Limited
    Inventors: Brian Whittle, Geoffrey Guy, David Downs, David W. Pate
  • Patent number: 7968594
    Abstract: The present invention relates to treatment of cancer related pain and constipation. Preferably the subject in need is administered a combination of the cannabinoids cannabidiol (CBD) and delta-9-tetrahydrocannabinol (THC). More preferably the cannabinoids are in a predefined ratio by weight of approximately 1:1 of CBD to THC.
    Type: Grant
    Filed: April 27, 2005
    Date of Patent: June 28, 2011
    Assignee: GW Pharma Limited
    Inventors: Geoffrey Guy, Philip Robson
  • Patent number: 9034395
    Abstract: Processes for preparing extracts of natural products such as plant material, and for preparing purified extracts from crude extracts of natural products, by extraction with hot gas. Apparatus suitable for use in preparing extracts of natural products are also described.
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: May 19, 2015
    Assignee: GW Pharma Limited
    Inventors: Brian Whittle, Geoffrey Guy, David Downs, David W. Pate
  • Publication number: 20140377382
    Abstract: The invention relates to the use of cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration. In particular, the invention relates to use of one or more cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration, wherein the one or more cannabinoid-containing plant extracts comprise: i) a cannabinoid-containing fraction; and ii) a non-cannabinoid containing fraction.
    Type: Application
    Filed: January 24, 2014
    Publication date: December 25, 2014
    Applicant: GW Pharma Limited
    Inventors: Geoffrey Guy, Bettina Platt
  • Publication number: 20140287067
    Abstract: The invention relates to the use of a combination of cannabinoids, particularly tetrahydrocannabinol (THC) and cannabidiol (CBD), in the manufacture of a medicament for use in the treatment of cancer. In particular the cancer to be treated is a brain tumour, more particularly a glioma, more particularly still a glioblastoma multiforme (GBM).
    Type: Application
    Filed: November 14, 2013
    Publication date: September 25, 2014
    Applicants: GW Pharma Limited, Otsuka Pharmaceutical Co., Limited
    Inventors: Guillermo Velasco Diez, Manuel Guzman Pastor, Mar Lorente, Sofia Torres, Fatima Rodriguez
  • Patent number: 8632825
    Abstract: The invention relates to the use of a combination of cannabinoids, particularly tetrahydrocannabinol (THC) and cannabidiol (CBD), in the manufacture of a medicament for use in the treatment of cancer. In particular the cancer to be treated is a brain tumor, more particularly a glioma, more particularly still a glioblastoma multiforme (GBM).
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: January 21, 2014
    Assignees: GW Pharma Limited, Otsuka Pharmaceutical Co., Limited
    Inventors: Guillermo Velasco Diez, Manuel Guzman Pastor, Mar Lorente, Sofia Torres, Fatima Rodriguez
  • Patent number: 7622140
    Abstract: Processes for preparing extracts of natural products such as plant material, and for preparing purified extracts from crude extracts of natural products, by extraction with hot gas. Apparatus suitable for use in preparing extracts of natural products are also described.
    Type: Grant
    Filed: May 7, 2002
    Date of Patent: November 24, 2009
    Assignee: GW Pharma Limited
    Inventors: Brian Whittle, Geoffrey Guy, David Downs, David Pate
  • Patent number: 8673368
    Abstract: The invention relates to the use of cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration. In particular, the invention relates to use of one or more cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration, wherein the one or more cannabinoid-containing plant extracts comprise: i) a cannabinoid-containing fraction; and ii) a non-cannabinoid containing fraction.
    Type: Grant
    Filed: January 17, 2007
    Date of Patent: March 18, 2014
    Assignee: GW Pharma Limited
    Inventors: Geoffrey Guy, Bettina Platt
  • Patent number: 9205063
    Abstract: The invention relates to the use of cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration. In particular, the invention relates to use of one or more cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration, wherein the one or more cannabinoid-containing plant extracts comprise: i) a cannabinoid-containing fraction; and ii) a non-cannabinoid containing fraction.
    Type: Grant
    Filed: January 24, 2014
    Date of Patent: December 8, 2015
    Assignee: GW Pharma Limited
    Inventors: Geoffrey Guy, Bettina Platt
  • Publication number: 20100239693
    Abstract: The invention relates to the use of cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration. In particular, the invention relates to use of one or more cannabinoid-containing plant extracts in the prevention or treatment of neural degeneration, wherein the one or more cannabinoid-containing plant extracts comprise: i) a cannabinoid-containing fraction; and ii) a non-cannabinoid containing fraction.
    Type: Application
    Filed: January 17, 2007
    Publication date: September 23, 2010
    Applicant: GW Pharma Limited
    Inventors: Geoffrey Guy, Bettina Platt
  • Patent number: 6946150
    Abstract: The invention relates to pharmaceutical formulations, and more particularly to formulations containing cannabinoids for administration via a pump action spray. In particular, the invention relates to pharmaceutical formulations, for use in administration of lipophilic medicaments via mucosal surfaces, comprising: at least one lipophilic medicament, a solvent and a co-solvent, wherein the total amount of solvent and co-solvent present in the formulation is greater than 55% wt/wt of the formulation and the formulation is absent of a self emulsifying agent and/or a fluorinated propellant.
    Type: Grant
    Filed: August 14, 2002
    Date of Patent: September 20, 2005
    Assignee: GW Pharma Limited
    Inventor: Brian Whittle
  • Patent number: 10807777
    Abstract: The invention relates to pharmaceutical formulations, and more particularly to formulations containing cannabinoids for administration via a pump action spray. In particular, the invention relates to pharmaceutical formulations, for use in administration of lipophilic medicaments via mucosal surfaces, comprising: at least one lipophilic medicament, a solvent and a co-solvent, wherein the total amount of solvent and co-solvent present in the formulation is greater than 55% wt/wt of the formulation and the formulation is absent of a self emulsifying agent and/or a fluorinated propellant.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: October 20, 2020
    Assignee: GW Pharma Limited
    Inventor: Brian Anthony Whittle
  • Patent number: 8603515
    Abstract: The invention relates to pharmaceutical formulations, and more particularly to formulations containing cannabinoids for administration via a pump action spray. In particular, the invention relates to pharmaceutical formulations, for use in administration of lipophilic medicaments via mucosal surfaces, comprising: at least one lipophilic medicament, a solvent and a co-solvent, wherein the total amount of solvent and co-solvent present in the formulation is greater than 55% wt/wt of the formulation and the formulation is absent of a self emulsifying agent and/or a fluorinated propellant.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: December 10, 2013
    Assignee: GW Pharma Limited
    Inventor: Brian Anthony Whittle
  • Publication number: 20030021752
    Abstract: The invention relates to pharmaceutical formulations for use in the administration of lipophilic medicaments via mucosal surfaces. In particular the invention provides pharmaceutical formulations for use in administration of a lipophilic medicament via a mucosal surface which upon hydration form an emulsion containing the lipophilic medicament which is capable of adhering to a mucosal surface and allowing controlled release of the medicament. The invention further provides pharmaceutical formulations which contain, as active ingredients, specific combinations of cannabinoids in pre-defined ratios.
    Type: Application
    Filed: September 12, 2001
    Publication date: January 30, 2003
    Applicant: GW Pharma Limited
    Inventors: Brian A. Whittle, Geoffrey W. Guy
  • Patent number: 10179683
    Abstract: The invention relates to pharmaceutical formulations, and more particularly to formulations containing cannabinoids for administration via a pump action spray. In particular, the invention relates to pharmaceutical formulations, for use in administration of lipophilic medicaments via mucosal surfaces, comprising: at least one lipophilic medicament, a solvent and a co-solvent, wherein the total amount of solvent and co-solvent present in the formulation is greater than 55% wt/wt of the formulation and the formulation is absent of a self emulsifying agent and/or a fluorinated propellant.
    Type: Grant
    Filed: April 14, 2015
    Date of Patent: January 15, 2019
    Assignee: GW Pharma Limited
    Inventor: Brian Anthony Whittle