Patents Assigned to DRAWBRIDGE PHARMACEUTICALS PTY LTD
  • Neuroactive steroids and methods of preparation
    Patent number: 11472833
    Abstract: Neuroactive steroid anaesthetic agents, methods for their preparation and compositions comprising the same are disclosed. Also provided are scaled up and/or GMP methods for preparing neuroactive steroids, such as alfaxalone, alfadolone and alfadolone acetate.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: October 18, 2022
    Assignee: DRAWBRIDGE PHARMACEUTICALS PTY LTD
    Inventors: Ian Edmonds, Edward J. Hessler
  • Anaesthetic formulation
    Patent number: 8975245
    Abstract: The present invention relates generally to the field of drug delivery systems for neuroactive steroid anaesthetic agents. More particularly, anaesthetic and sedative formulations are provided in the form of host/guest preparations comprising one or more neuroactive steroid anaesthetics and a cyclodextrin. Particular cyclodextrins contemplated include sulfoalkyl ether cyclodextrins and modified forms thereof.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: March 10, 2015
    Assignee: Drawbridge Pharmaceuticals Pty Ltd
    Inventors: Juliet Marguerite Goodchild, Colin Stanley Goodchild, Benjamin James Boyd
  • Anaesthetic formulation
    Patent number: 8697678
    Abstract: The present invention relates generally to the field of drug delivery systems for neuroactive steroid anaesthetic agents. More particularly, anaesthetic and sedative formulations are provided in the form of host/guest preparations comprising one or more neuroactive steroid anaesthetics and a cyclodextrin. Particular cyclodextrins contemplated include sulfoalkyl ether cyclodextrins and modified forms thereof.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: April 15, 2014
    Assignee: Drawbridge Pharmaceuticals Pty Ltd
    Inventors: Juliet Marguerite Goodchild, Colin Stanley Goodchild, Benjamin James Boyd
  • ANAESTHETIC FORMULATION
    Publication number: 20140066417
    Abstract: The present invention relates generally to the field of drug delivery systems for neuroactive steroid anaesthetic agents. More particularly, anaesthetic and sedative formulations are provided in the form of host/guest preparations comprising one or more neuroactive steroid anaesthetics and a cyclodextrin. Particular cyclodextrins contemplated include sulfoalkyl ether cyclodextrins and modified forms thereof.
    Type: Application
    Filed: November 1, 2013
    Publication date: March 6, 2014
    Applicant: DRAWBRIDGE PHARMACEUTICALS PTY LTD
    Inventors: JULIET MARGUERITE GOODCHILD, COLIN STANLEY GOODCHILD, BENJAMIN JAMES BOYD