Patents by Inventor Albert E. de Lorimier

Albert E. de Lorimier 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).

  • Controlled release tablet
    Patent number: 4252786
    Abstract: The rate of release of medicament from a controlled release tablet having a polymeric vinylpyrrolidonecarboxyvinyl hydrophilic core is improved by coating the medicament-containing core with a substantially insoluble rupturable film which is water permeable.
    Type: Grant
    Filed: November 16, 1979
    Date of Patent: February 24, 1981
    Assignee: E. R. Squibb & Sons, Inc.
    Inventors: Aaron L. Weiss, Richard W. Walton, Albert E. de Lorimier