Patents by Inventor Brian Kai-Ming Cheng

Brian Kai-Ming Cheng 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).

  • Matrix-based pulse release pharmaceutical formulation
    Patent number: 9713592
    Abstract: The present invention relates to an oral pulse release pharmaceutical composition, which comprises a polymer matrix core, wherein at least one pharmaceutically active ingredient is distributed within the core and on the outer surface of the core. Amphetamine salts, among a number of other pharmaceutically active ingredients, can be formulated as a pharmaceutical composition described herein. The present invention also provides a method for preparing an immediate release component on a solid pharmaceutical formulation.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: July 25, 2017
    Assignee: MALLINCKRODT LLC
    Inventors: Ashwini Gadre, Mark R. Benmuvhar, Brian Kai-Ming Cheng, Vishal K. Gupta, Cliff J. Herman
  • Alcohol-Resistant, Dose Dumping Protective Enteric Drug Film Coating
    Publication number: 20170065528
    Abstract: The invention provides an enteric film coating comprising a salt of alginic acid and aqueous shellac, wherein the enteric film coating is alcohol resistant.
    Type: Application
    Filed: March 3, 2015
    Publication date: March 9, 2017
    Inventor: Brian Kai-ming CHENG
  • MATRIX-BASED PULSE RELEASE PHARMACEUTICAL FORMULATION
    Publication number: 20100166864
    Abstract: The present invention relates to an oral pulse release pharmaceutical composition, which comprises a polymer matrix core, wherein at least one pharmaceutically active ingredient is distributed within the core and on the outer surface of the core. Amphetamine salts, among a number of other pharmaceutically active ingredients, can be formulated as a pharmaceutical composition described herein. The present invention also provides a method for preparing an immediate release component on a solid pharmaceutical formulation.
    Type: Application
    Filed: March 22, 2006
    Publication date: July 1, 2010
    Applicant: MALLINCKRODT INC.
    Inventors: Ashwini Gadre, Mark R. Benmuvhar, Brian Kai-Ming Cheng, Vishal Gupta, Cliff J. Herman
  • Process for Remifentanil Synthesis
    Publication number: 20100048908
    Abstract: A process for synthesizing remifentanil or carfentanil, as well as intermediates for use in the preparation of a synthetic opiate or opioid compound by alkylating a substituted 4-piperidine in the presence of a base to form an intermediate that is further alkylated with an electrophilic alkylating agent and acylated to produce the compound.
    Type: Application
    Filed: November 13, 2007
    Publication date: February 25, 2010
    Inventors: Brian Kai-Ming Cheng, Robert E. Halvachs