Patents by Inventor Thomas Knable

Thomas Knable 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).

  • Article, in particular a writing implement, having a gripping zone with raised structures
    Patent number: 7909525
    Abstract: An article, in particular a writing implement, has a gripping zone with raised structures. In which case, in a region of the gripping zone, the article is coated with a film which has the raised structures on its surface. In particular, the adherence of the raised structures to the surface of the article is improved.
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: March 22, 2011
    Assignee: Faber-Castell AG
    Inventors: Thomas Knäble, Gerhard Lugert
  • Article, in particular a writing implement, having a gripping zone with raised structures
    Publication number: 20070110497
    Abstract: An article, in particular a writing implement, has a gripping zone with raised structures. In which case, in a region of the gripping zone, the article is coated with a film which has the raised structures on its surface. In particular, the adherence of the raised structures to the surface of the article is improved.
    Type: Application
    Filed: November 13, 2006
    Publication date: May 17, 2007
    Inventors: Thomas Knable, Gerhard Lugert
  • Writing fluid
    Patent number: 4532276
    Abstract: A writing or recording fluid on an aqueous basis, such as an ink, comprising coloring agents, binder, water and, optionally, other additives. The invention discloses polyurethane, preferably a linear polyurethane in aqueous dispersions as the binder.
    Type: Grant
    Filed: February 22, 1984
    Date of Patent: July 30, 1985
    Inventors: Thomas Knable, Lydia Sollner, Richard Wethey, Ilse Otte