Patents by Inventor Matthew N. Sarkar

Matthew N. Sarkar 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).

  • Inhalers
    Patent number: 7246617
    Abstract: An inhaler comprises a pump 17, a drug dosing device 15 and a cyclone 1 which delivers an aerosol of powdered medicament from the drug dosing device 15 into a chamber 11 when the pump 17 is activated. The aerosol is inhaled by the user through a mouthpiece 13.
    Type: Grant
    Filed: June 23, 2000
    Date of Patent: July 24, 2007
    Assignee: Vectura Delivery Devices Limited
    Inventors: Quentin J. Harmer, Stephen W. Eason, Matthew N. Sarkar
  • Inhaler
    Patent number: D518170
    Type: Grant
    Filed: September 28, 2004
    Date of Patent: March 28, 2006
    Assignee: Vectura, Ltd.
    Inventors: Roger W. Clarke, Matthew N. Sarkar