Patents by Inventor Dennis Douroumis

Dennis Douroumis 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).

  • Publication number: 20220346988
    Abstract: The disclosure provides a tubular stent comprising at least three primary elongate columns disposed around a circumference of the stent. The primary elongate columns substantially parallel to a longitudinal axis of the stent. The stent further comprises at least two non-linear struts disposed between each pair of circumferentially adjacent primary columns, wherein each strut extends between the circumferentially adjacent primary columns. The stent is configured to adopt a first, unexpanded configuration and a second, expanded configuration in which the stent has a greater diameter than in the first, unexpanded configuration.
    Type: Application
    Filed: June 22, 2020
    Publication date: November 3, 2022
    Inventors: Michael Okereke, Dennis Douroumis, Roxanne Khalaj
  • Patent number: 11246833
    Abstract: A method of producing an extruded, powdered/granulated composition comprising an active pharmaceutical ingredient (API), by the steps of providing an API and a porous inorganic excipient, and processing them by an extrusion process to directly produce an extruded, powdered/granulated composition wherein the API is at least partially absorbed within the pores of the inorganic excipient. In preferred embodiments, the API is melted, or solubilised in a solubilizer.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: February 15, 2022
    Assignees: Cubic Pharmaceuticals Ltd., Delta Pharmaceuticals Ltd.
    Inventors: Dennis Douroumis, Mohammed Maniruzzaman, Saumil Kiritkumar Bhatt, Anwar Ali, Arun Jangra
  • Publication number: 20180021263
    Abstract: The present invention relates to a method of producing a direct compression tablet composition comprising the step of processing ibuprofen, a hydrophilic polymer, and an inorganic excipient by an extrusion process to produce an extruded composition in which the ibuprofen forms a solid dispersion/solution within the hydrophilic polymer. The invention is particularly useful in preparing oral dissolvable tablets. Also provided are composition comprising an inorganic excipient and ibuprofen within a hydrophilic polymer.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 25, 2018
    Inventors: Dennis Douroumis, Mohammed Maniruzzaman, Saumil Kiritkumar Bhatt, Anwar Ali, Arun Jangra
  • Publication number: 20180015040
    Abstract: A method of producing an extruded, powdered/granulated composition comprising an active pharmaceutical ingredient (API), by the steps of providing an API and a porous inorganic excipient, and processing them by an extrusion process to directly produce an extruded, powdered/granulated composition wherein the API is at least partially absorbed within the pores of the inorganic excipient. In preferred embodiments, the API is melted, or solubilised in a solubilizer.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 18, 2018
    Inventors: Dennis Douroumis, Mohammed Maniruzzaman, Saumil Kiritkumar Bhatt, Anwar Ali, Arun Jangra