Patents by Inventor Robyn C. Cargill

Robyn C. Cargill 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).

  • Patent number: 4767627
    Abstract: A drug delivery device retained in the stomach comprising a planar figure made from an erodible polymer that may release a drug associated therewith over a controlled, predictable and extended period of time.
    Type: Grant
    Filed: May 1, 1987
    Date of Patent: August 30, 1988
    Assignee: Merck & Co., Inc.
    Inventors: Larry J. Caldwell, Colin R. Gardner, Robyn C. Cargill
  • Patent number: 4758436
    Abstract: A drug delivery device retained in the stomach comprising a ring figure made from polymer(s) that may release a drug associated therewith over a controlled, predictable and extended period of time.
    Type: Grant
    Filed: May 7, 1987
    Date of Patent: July 19, 1988
    Assignee: Merck & Co., Inc.
    Inventors: Larry J. Caldwell, Colin R. Gardner, Robyn C. Cargill, Takeru Higuchi
  • Patent number: 4735804
    Abstract: Drug delivery device retained in the stomach comprising at least one drug and a continuous solid-stick figure made from polymer(s) that releases said drug slowly over a controlled, predictable and extended period of time.
    Type: Grant
    Filed: May 7, 1987
    Date of Patent: April 5, 1988
    Assignee: Merck & Co., Inc.
    Inventors: Larry J. Caldwell, Colin R. Gardner, Robyn C. Cargill