Patents by Inventor Jean-Luc Lefevre

Jean-Luc Lefevre 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).

  • Device for assembling separable toothbrush elements
    Patent number: 6709185
    Abstract: The invention concerns a toothbrush whereof the neck is provided with a centering spindle having a snap-on tab at its end secured in a hole of the handle. The handle is hollowed out over its entire length with a cylindrical orifice for housing a push element whereof the stem is provided with unlocking wedges to disengage the snap-on tab and the handle. The invention is applicable to toothbrushes produced in several separable parts.
    Type: Grant
    Filed: October 16, 2002
    Date of Patent: March 23, 2004
    Assignee: DuPont Industries
    Inventor: Jean-Luc Lefevre
  • Device for assembling separable toothbrush elements
    Publication number: 20030099508
    Abstract: The invention concerns a toothbrush whereof the neck (1) is provided with a centring spindle having a snap-on tab (2) at its end secured in a hole (4) of the handle (3). The handle is hollowed out over its entire length with a cylindrical orifice for housing a push element whereof the stem (10) is provided with unlocking wedges (14) to disengage the snap-on tab and the handle. The invention is applicable to toothbrushes produced in several separable parts.
    Type: Application
    Filed: October 16, 2002
    Publication date: May 29, 2003
    Inventor: Jean-Luc Lefevre