Patents by Inventor Jason Scott Douglas

Jason Scott Douglas 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).

  • Methods and compositions for preparation of amphetamine conjugates and salts thereof
    Patent number: 8614346
    Abstract: The invention provides methods and compositions for preparing amphetamine conjugates, such as lisdexamfetamine, homoarginine-D-amphetamine, and salts thereof. In one embodiment, the invention provides methods of preparing an amphetamine conjugate from a chloramphetamine intermediate.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: December 24, 2013
    Assignee: Cambrex Charles City, Inc.
    Inventors: Paul Alan Jass, Todd Jeffrey Johnson, Jason Scott Douglas, Matthew Wendell Schiesher
  • METHODS AND COMPOSITIONS FOR PREPARATION OF AMPHETAMINE CONJUGATES AND SALTS THEREOF
    Publication number: 20120190880
    Abstract: The invention provides methods and compositions for preparing amphetamine conjugates, such as lisdexamfetamine, homoarginine-D-amphetamine, and salts thereof. In one embodiment, the invention provides methods of preparing an amphetamine conjugate from a chloramphetamine intermediate.
    Type: Application
    Filed: June 18, 2010
    Publication date: July 26, 2012
    Inventors: Paul Alan Jass, Todd Jeffrey Johnson, Jason Scott Douglas, Matthew Wendell Schiesher
  • Process for preparation of probucol derivatives
    Patent number: 7345191
    Abstract: A method is described for the preparation of polymorphic forms of water-soluble derivatives of probucol compounds having the following formula where R1, R2, R3, R4, R5, R6, Z and Z? are defined herein.
    Type: Grant
    Filed: February 26, 2005
    Date of Patent: March 18, 2008
    Assignee: Cambrex Charles City, Inc.
    Inventors: Paul Alan Jass, Jason Scott Douglas
  • Process for preparation of probucol derivatives
    Patent number: 7294736
    Abstract: A method is described for the preparation of polymorphic forms of water-soluble derivatives of probucol compounds having the following formula where R1, R2, R3, R4, R5, R6, Z and Z? are defined herein.
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: November 13, 2007
    Assignee: Cambrex Charles City, Inc.
    Inventors: Paul Alan Jass, Jason Scott Douglas