Patents by Inventor Felix Francois Le Guillou

Felix Francois Le Guillou 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).

  • Push-button having a calibrated outlet for a container under pressure
    Patent number: 4030667
    Abstract: The present invention relates to valves for pressurized containers used for atomizing products such as alcoholic or aqueous lotions, such as, pharmaceutical products.According to the invention, a caliber reducer (7) is disposed at the outer end of the discharge tube (3).By limiting the dischage rate it is possible to prevent the formation of an undivided jet or solid discharge stream and to control the atomization process when pressure is removed from the button.
    Type: Grant
    Filed: June 5, 1975
    Date of Patent: June 21, 1977
    Assignee: Establissements Valois S.A.
    Inventor: Felix Francois Le Guillou