Patents by Inventor Bernard Chartrel

Bernard Chartrel 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: 11208259
    Abstract: A flexible storage device for packaging particulate solid substances or liquids, having a bottom and lateral walls defining a storage volume, includes: hanging loops toward the top intended for lifting an assembly including: a flexible external wrapper forming at least the four lateral walls of the storage volume, a flexible tubular internal wrapper secured to the four lateral walls of the external wrapper, dividing the storage volume into five vertical compartments including a central compartment defined by the interior volume of the internal wrapper, and four peripheral compartments defined between the lateral walls of the external wrapper and the lateral walls of the internal wrapper. The internal wrapper has an upper edge defining the upper mouth of the central compartment and a lower edge defining the lower mouth of the central compartment. The upper edge of the internal wrapper is at or below the upper edge of the lateral walls.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: December 28, 2021
    Assignees: ROQUETTE FRERES, SO BAG
    Inventors: Bernard Chartrel, Nicolas Chevalier
  • Publication number: 20180194549
    Abstract: A flexible storage device for packaging particulate solid substances or liquids, having a bottom and lateral walls defining a storage volume, includes: hanging loops toward the top intended for lifting an assembly including: a flexible external wrapper forming at least the four lateral walls of the storage volume, a flexible tubular internal wrapper secured to the four lateral walls of the external wrapper, dividing the storage volume into five vertical compartments including a central compartment defined by the interior volume of the internal wrapper, and four peripheral compartments defined between the lateral walls of the external wrapper and the lateral walls of the internal wrapper. The internal wrapper has an upper edge defining the upper mouth of the central compartment and a lower edge defining the lower mouth of the central compartment. The upper edge of the internal wrapper is at or below the upper edge of the lateral walls.
    Type: Application
    Filed: July 22, 2016
    Publication date: July 12, 2018
    Inventors: Bernard CHARTREL, Nicolas CHEVALIER
  • Patent number: 8590725
    Abstract: A flexible container for packaging solid particulate materials in bulk, includes a bottom (1), four substantially rectangular outer side walls (2) and a cap, characterized in that, inside the flexible container, a tube made of a flexible material and having a height lower than the height of the outer side walls is attached by vertical attachment lines (5) on the four outer side walls (2) of the vessel in order to define a central compartment (6) and four peripheral compartments separated from the central compartment by four inner walls (8a, 8b, 8c, 8d), respectively, each of the inner walls including a central pouring element (11) at the upper edge thereof.
    Type: Grant
    Filed: May 12, 2010
    Date of Patent: November 26, 2013
    Assignees: Roquette Freres, Greif Flexibles France SAS
    Inventors: Bernard Chartrel, Jean-Pierre Lecocq, Nicolas Francois Chevalier
  • Publication number: 20120055932
    Abstract: A flexible container for packaging solid particulate materials in bulk, includes a bottom (1), four substantially rectangular outer side walls (2) and a cap, characterized in that, inside the flexible container, a tube made of a flexible material and having a height lower than the height of the outer side walls is attached by vertical attachment lines (5) on the four outer side walls (2) of the vessel in order to define a central compartment (6) and four peripheral compartments separated from the central compartment by four inner walls (8a, 8b, 8c, 8d), respectively, each of the inner walls including a central pouring element (11) at the upper edge thereof.
    Type: Application
    Filed: May 12, 2010
    Publication date: March 8, 2012
    Applicants: GRIEF FLEXIBLES FRANCE SAS, ROQUETTE FRERES
    Inventors: Bernard Chartrel, Jean-Pierre Lecocq, Nicolas Francois Chevalier