Patents by Inventor Theo Pütz

Theo Pütz 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).

  • RECORDING MATERIAL FOR LASER MARKING
    Publication number: 20110053768
    Abstract: Disclosed herein in a preferred embodiment is a recording material comprising a substrate and a coating comprising at least 3 plies, wherein the outermost ply contains nanoparticles and the inner plies together contain at least one color former, at least one color developer, at least one absorber and at least one solubilizer, and no ply contains both a color former and a color developer. Also disclosed is a process for producing the recording material of the invention and also to a laser marking process wherein the recording material is irradiated with a laser.
    Type: Application
    Filed: August 25, 2010
    Publication date: March 3, 2011
    Applicant: M-real Oyj
    Inventors: André Becker, Klaus Hoeffgen, Theo Pütz, Günther Röthel, Viktor Uerlings