Patents by Inventor Nancy L. Mills

Nancy L. Mills 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).

  • Sustained release pharmaceutical compositions
    Patent number: 4973470
    Abstract: A sustained release oral pharmaceutical composition consists essentially of a recompressed mixture of a water-sensitive pharmaceutical agent, a high molecular weight hydrophilic cellulose polymer, and a lubricant. The mixture is compressed into a unitary mass, comminuted, and recompressed into tablets without the use of solvents.
    Type: Grant
    Filed: June 26, 1989
    Date of Patent: November 27, 1990
    Assignee: Warner-Lambert Company
    Inventors: Nancy L. Mills, Michael R. Harris, Russell U. Nesbitt