Patents by Inventor Norbert E. Bromet

Norbert E. Bromet 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).

  • Heterofunctional mucoadhesive pharmaceutical dosage composition
    Patent number: 5879710
    Abstract: A mucoadhesive controlled-release pharmaceutical formulation comprising at least one active principle selected from the group consisting of melatonin and melatonin derivatives, composed of a first layer and a second layer, the first layer being mucoadhesive and permitting a sustained release of the active principle, and the second layer being nonmucoadhesive, and permitting a rapid release of the active principle.
    Type: Grant
    Filed: December 12, 1996
    Date of Patent: March 9, 1999
    Assignee: Biotec Centre S.A.
    Inventor: Norbert E. Bromet