Patents by Inventor Ferenc Salamon

Ferenc Salamon 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).

  • Pharmaceutical formulation ensuring the transdermal absorption of the active ingredient and process for preparing same
    Patent number: 4997655
    Abstract: The invention relates to a multilayer pharmaceutical formulation containing layers with various active ingredient content, a water-impermeable layer applied thereon and an adhesive layer ensuring the fixation to the body surface of the pharmaceutical formulation, which comprises: a silicone rubber layer directly contacting with the skin surface and ensuring the zero order kinetics of the dissolution of the active ingredient; as well as a multilaminated silicone rubber matrix comprising one or more layers(s) with various active ingredient content.
    Type: Grant
    Filed: February 17, 1989
    Date of Patent: March 5, 1991
    Assignee: Biogal Gyogyszergyar
    Inventors: Jozsef Nagy, Ferenc Salamon, Odon Wagner