Patents by Inventor David Stong

David Stong 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).

  • Acetamide derivative having defined particle size
    Patent number: 5618845
    Abstract: Pharmaceutical compositions comprising modafinil in the form of particles of defined size. The particle size of modafinil can have a significant effect on the potency and safety profile of the drug.
    Type: Grant
    Filed: October 6, 1994
    Date of Patent: April 8, 1997
    Assignee: Cephalon, Inc.
    Inventors: Peter E. Grebow, Vincent Corvari, David Stong
  • Acetamide derivative having defined particle size
    Patent number: RE37516
    Abstract: Pharmaceutical compositions comprising modafinil in the form of particles of defined size. The particle size of modafinil can have a significant effect on the potency and safety profile of the drug.
    Type: Grant
    Filed: April 1, 1999
    Date of Patent: January 15, 2002
    Assignee: Cephalon, Inc.
    Inventors: Peter E. Grebow, Vincent Corvari, David Stong