Patents by Inventor Daniel Esnault

Daniel Esnault 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: 5615694
    Abstract: The object of the invention is a method for modifying or aromatizing the primary or secondary smoke of smoking products such as cigarettes, cigars and similar products, as well as the mixture intended to be smoked, for instance in a pipe or in the form of a cigarette, by applying to the wrapper of these products at least one solution of the aromatizing or modifying substances which are transferred onto the product in vapor phase in the confined atmosphere of the packing of these products. According to the invention, there is used as solvent a product which is non-volatile at ambient temperature and has a vapor tension less than that of the aromatic substance to be deposited.
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: April 1, 1997
    Assignee: Societe Nationale D'Exploitation Industrielle des Tabacs et Allumettes
    Inventors: Jean-Claude Battard, Daniel Esnault
  • Patent number: 5479949
    Abstract: A process and sheet material made therefrom, for preparation of a sheet material intended for the manufacture of smoking products such as cigars, cigarettes, or similar products, in which aromatic substances or preparations intended not to be released until the moment of combustion of the smoking product and which are included by molecular encapsulation or complexing in cyclodextrins are introduced into the paste used to make the sheet, wherein measures are taken so that the said aromatic substances are all included in cyclodextrins.
    Type: Grant
    Filed: October 12, 1993
    Date of Patent: January 2, 1996
    Assignee: Societe Nationale d'Exploitation Industrielle des Tabacs et Allumette and Establissements V.
    Inventors: Jean C. Battard, Jean M. E. Mane, Daniel Esnault