Patents by Inventor David L. McCann

David L. McCann 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).

  • Solid pharmaceutical dosage form and a method for reducing abrasion
    Patent number: 5436011
    Abstract: A method for reducing abrasion during film coating of susceptible solid dosage forms by applying to an uncoated dosage form, a subcoat containing a pharmaceutically acceptable polyalkylene glycol and the resulting solid pharmaceutical dosage form.
    Type: Grant
    Filed: April 16, 1993
    Date of Patent: July 25, 1995
    Assignee: Bristol-Myers Squibb Company
    Inventors: Andrew B. Dennis, David L. McCann, Alexander P. Green
  • Enteric coated pharmaceutical compositions
    Patent number: 5225202
    Abstract: An enteric coated pharmaceutical composition is provided which includes a medicament which is sensitive to a low pH environment of less than 3, such as pravastatin, which composition is preferably in the form of pellets which includes an enteric coating formed of neutralized hydroxypropylmethyl cellulose phthalate, plasticizer and anti-adherent. The so-coated pellets have good resistance to deterioration at pH less than 3 but have good drug release properties at greater than 3.
    Type: Grant
    Filed: September 30, 1991
    Date of Patent: July 6, 1993
    Assignee: E. R. Squibb & Sons, Inc.
    Inventors: Garry R. Hodges, David L. McCann