Patents by Inventor Christophe Dumusois

Christophe Dumusois 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).

  • Ink coatings for security documents to prevent forgery by means of heat sensitive erasable ink
    Patent number: 9540527
    Abstract: Disclosed is a solvent-borne or UV-curable fugitive ink composition for application to a substrate that is to be provided with indicia. The ink composition comprises at least one halochromic compound and at least one filler compound and is capable of preventing indicia formed with a heat sensitive erasable ink on an area of the substrate carrying the fugitive ink composition and thereafter subjected to a thermal treatment from becoming invisible to an unaided eye.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: January 10, 2017
    Assignee: SICPA HOLDING SA
    Inventors: Christophe Dumusois, Cécile Leprince, Dagmar Lukas
  • INK COATINGS FOR SECURITY DOCUMENTS TO PREVENT FORGERY BY MEANS OF HEAT SENSITIVE ERASABLE INK
    Publication number: 20150054274
    Abstract: Disclosed is a solvent-borne or UV-curable fugitive ink composition for application to a substrate that is to be provided with indicia. The ink composition comprises at least one halochromic compound and at least one filler compound and is capable of preventing indicia formed with a heat sensitive erasable ink on an area of the substrate carrying the fugitive ink composition and thereafter subjected to a thermal treatment from becoming invisible to an unaided eye.
    Type: Application
    Filed: September 11, 2012
    Publication date: February 26, 2015
    Applicant: SICPA HOLDING SA
    Inventors: Christophe Dumusois, Cécile Leprince, Dagmar Lukas