Patents by Inventor Wilfried De Felice

Wilfried De Felice 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: 4941874
    Abstract: The invention relates to a device for the injection of implants, preferably implants "in the form of small rods" (called rods), which are used for the long-term treatment of diseases, whose essential features are the completely transparent construction, especially of the injector body (3), as well as a protecting device which prevents the plunger rod from falling out, and a protective cap (6) for the plunger rod.
    Type: Grant
    Filed: August 9, 1988
    Date of Patent: July 17, 1990
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Jurgen K. Sandow, Wilfried De Felice, Horst Pajunk, Heinrich Pajunk
  • Patent number: 4344573
    Abstract: A disposable spray applicator for liquid or pulverulent medicaments includes a receptacle containing the medicament and having one or more dosing chambers and is provided with a piston plug at one end, and a spray head with corresponding cap at the other end. The spray head surrounds the rim of the receptacle and is held in place by an annular sealing torus. The spray head is provided with a rectangular outlet canal, through which the medicament is sprayed at a right angle into a turbulence chamber formed by a spraying nozzle, and from there to the outside. The sealing torus has an annular groove on the surface of the receptacle facing the spray head, and an annular bead on the opposite, i.e. interior, surface. The bead mates with a correspondong groove on the piston plug to stop the action of the spray applicator when the plug has moved a distance corresponding to a measured dosage.
    Type: Grant
    Filed: June 6, 1980
    Date of Patent: August 17, 1982
    Assignee: Hoechst Aktiengesellschaft
    Inventor: Wilfried De Felice
  • Patent number: 4231477
    Abstract: Blister package for medicaments safe from children consisting of a deep drawn plastics film provided with a plurality of recesses and a covering film that cannot be pushed through and is sealed with the plastics film, wherein incisions forming corners are made in the sealing edge.
    Type: Grant
    Filed: May 17, 1979
    Date of Patent: November 4, 1980
    Assignee: Hoechst Aktiengesellschaft
    Inventor: Wilfried De Felice