Patents by Inventor David Duweltz

David Duweltz 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).

  • Sterilizable multilayer material
    Patent number: 11613096
    Abstract: Sterilizable multilayer material (1), in particular for packaging at least one device for medical use, comprising a non-thermofusible sheet (2) sandwiched between two lower and upper thicknesses (3, 4) of thermofusible material of at least one thermofusible sheet (F), these thicknesses of thermofusible material being welded together across the non-thermofusible sheet.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: March 28, 2023
    Assignee: STERIMED SAS
    Inventors: David Duweltz, Laurent Lebrette, Christophe Simon
  • Sterilizable Multilayer Material
    Publication number: 20180281344
    Abstract: Sterilizable multilayer material (1), in particular for packaging at least one device for medical use, comprising a non-thermofusible sheet (2) sandwiched between two lower and upper thicknesses (3, 4) of thermofusible material of at least one thermofusible sheet (F), these thicknesses of thermofusible material being welded together across the non-thermofusible sheet.
    Type: Application
    Filed: November 6, 2015
    Publication date: October 4, 2018
    Inventors: David Duweltz, Laurent Lebrette, Christophe Simon