Patents by Inventor John L. Haslam

John L. Haslam 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).

  • Drug delivery system utilizing thermosetting gels
    Patent number: 4474752
    Abstract: Present invention provides a unique drug delivery device for delivering drug by injection into a body. The drug delivery system comprises the drug and polymer which is a liquid at room temperature and a semi-solid or gel at the body temperature.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: October 2, 1984
    Assignee: Merck & Co., Inc.
    Inventors: John L. Haslam, Takeru Higuchi, Arthur R. Mlodozeniec
  • Topical drug delivery system utilizing thermosetting gels
    Patent number: 4474753
    Abstract: This invention relates to a unique drug delivery system for application to the skin which drug delivery system is a liquid at room temperature, but when administered topically to the skin becomes a semi-solid or gel when warmed by the body.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: October 2, 1984
    Assignee: Merck & Co., Inc.
    Inventors: John L. Haslam, Takeru Higuchi, Arthur R. Mlodozeniec