Patents by Inventor Alexander Balfour Mullen

Alexander Balfour Mullen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11452696
    Abstract: A method for making a controlled release material, comprising the steps of: — (a) forming granules comprising one or more wax and one or more disintegrant; (b) spheronisation of the granules and (c) compaction of the spheronised granules of step so as to form the controlled release material. The invention also relates to a tablet and delayed and sustained release material made according to the method.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: September 27, 2022
    Assignee: DRUG DELIVERY INTERNATIONAL LTD.
    Inventors: Howard Norman Ernest Stevens, Alexander Balfour Mullen, Vivekanand Bhardwaj, Fiona Jane MacDougall, David Smith
  • Publication number: 20220016044
    Abstract: An orally dissolvable film includes at least one layer comprising a first pharmaceutically active ingredient; a resinate comprising an ion exchange resin and a second pharmaceutically active ingredient; and a matrix and/or binder. The provision of a first pharmaceutically active ingredient, e.g., dispersed or dissolved in the film, and of a resinate comprising an ion exchange resin and a second pharmaceutically active ingredient, may allow immediate release of the first active ingredient, and controlled, sustained and/el or delayed release of the second active ingredient.
    Type: Application
    Filed: December 6, 2019
    Publication date: January 20, 2022
    Inventor: Alexander Balfour Mullen
  • Patent number: 10675247
    Abstract: A press coated tablet for delayed release of an active ingredient comprising: (a) a core comprising one or more active ingredients, and; (b) an erodible delayed release barrier surrounding the core and comprising a wax and two or more grades of L-HPC, wherein the wax and L-HPC are provided in a weight ratio of wax to L-HPC of from 30%:70% to 70%:30%. The invention also relates to a method of making the press coated tablet.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: June 9, 2020
    Assignee: Drug Delivery International Ltd.
    Inventors: Howard Norman Ernest Stevens, Alexander Balfour Mullen, David Smith, Fiona Jane Macdougall, Vivekanand Bhardwaj
  • Patent number: 10646448
    Abstract: A method of forming an erodible sustained release tablet comprising the steps of:—a. mixing one or more therapeutic agents, one or more disintegrant and one or more molten wax, whilst retaining the wax in molten form; b. solidifying and granulating the mixture; c. forming a tablet by compression of the granules. The invention also relates to a sustained release tablet made according to the method.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: May 12, 2020
    Assignee: Drug Delivery International Ltd.
    Inventors: Howard Norman Ernest Stevens, Alexander Balfour Mullen, Fiona Jane MacDougall, Claire Helen Ordoyno
  • Publication number: 20180055773
    Abstract: A method for making a controlled release material, comprising the steps of: — (a) forming granules comprising one or more wax and one or more disintegrant; (b) spheronisation of the granules and (c) compaction of the spheronised granules of step so as to form the controlled release material. The invention also relates to a tablet and delayed and sustained release material made according to the method.
    Type: Application
    Filed: November 16, 2015
    Publication date: March 1, 2018
    Applicant: Drug Delivery International Ltd.
    Inventors: Howard Norman Ernest STEVENS, Alexander Balfour MULLEN, Vivekanand BHARDWAJ, Fiona Jane MACDOUGALL, David SMITH
  • Publication number: 20170333355
    Abstract: A press coated tablet for delayed release of an active ingredient comprising: (a) a core comprising one or more active ingredients, and; (b) an erodible delayed release barrier surrounding the core and comprising a wax and two or more grades of L-HPC, wherein the wax and L-HPC are provided in a weight ratio of wax to L-HPC of from 30%:70% to 70%:30%. The invention also relates to a method of making the press coated tablet.
    Type: Application
    Filed: November 16, 2015
    Publication date: November 23, 2017
    Inventors: Howard Norman Ernest Stevens, Alexander Balfour Mullen, David Smith, Fiona Jane Macdougall, Vivekanand Bhardwaj
  • Publication number: 20170258731
    Abstract: A method of forming an erodible sustained release tablet comprising the steps of:—a. mixing one or more therapeutic agents, one or more disintegrant and one or more molten wax, whilst retaining the wax in molten form; b. solidifying and granulating the mixture; c. forming a tablet by compression of the granules. The invention also relates to a sustained release tablet made according to the method.
    Type: Application
    Filed: November 16, 2015
    Publication date: September 14, 2017
    Inventors: Howard Norman Ernest STEVENS, Alexander Balfour MULLEN, Fiona Jane MACDOUGALL, Claire Helen ORDOYNO
  • Publication number: 20090324743
    Abstract: The present invention relates to formulations for delivery of drugs to the respiratory tract, especially the lungs, as well as improved methods of treating subjects suffering or predisposed to suffering from lung conditions/diseases. The invention is particularly directed to lung cancer treatment using, for example, cytotoxic platinum-based drugs.
    Type: Application
    Filed: June 25, 2009
    Publication date: December 31, 2009
    Inventors: Katharine Christine Carter, Alexander Balfour Mullen, Valerie Anne Ferro