Patents by Inventor Ahmet Kaplan

Ahmet Kaplan 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).

  • Chromium-free, waterproof leather
    Patent number: 7208016
    Abstract: Chromium-free leather having a waterproofness, measured as penetration time according to DIN 53338 , of at least 30 min.
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: April 24, 2007
    Assignee: Lanxess Deutschland GmbH
    Inventors: Martin Kleban, Ahmet Kaplan, Jürgen Reiners, Henrik Winther
  • Chromium-free, waterproof leather
    Publication number: 20060151738
    Abstract: Chromium-free leather having a waterproofness, measured as penetration time according to DIN 53338, of at least 30 min.
    Type: Application
    Filed: March 3, 2006
    Publication date: July 13, 2006
    Inventors: Martin Kleban, Ahmet Kaplan, Jurgen Reiners, Henrik Winther
  • Chromium-free, waterproof leather
    Patent number: 7060363
    Abstract: Chromium-free leather having a waterproofness, measured as penetration time according to DIN 53338, of at least 30 min.
    Type: Grant
    Filed: October 27, 2003
    Date of Patent: June 13, 2006
    Assignee: Bayer Aktiengesellschaft
    Inventors: Martin Kleban, Ahmet Kaplan, Jürgen Reiners, Henrik Winther
  • Chromium-free, waterproof leather
    Publication number: 20040232376
    Abstract: Chromium-free leather having a waterproofness, measured as penetration time according to DIN 53338, of at least 30 min.
    Type: Application
    Filed: October 27, 2003
    Publication date: November 25, 2004
    Inventors: Martin Kleban, Ahmet Kaplan, Jurgen Reiners, Henrik Winther
  • Condensates for the retanning of Fe-tanned leather
    Publication number: 20040148707
    Abstract: A process for the retanning of iron-tanned leather, comprising applying to iron-tanned leather condensates based on:
    Type: Application
    Filed: October 27, 2003
    Publication date: August 5, 2004
    Inventors: Martin Kleban, Ahmet Kaplan, Kirsten Markgraf, Dietrich Tegtmeyer, John D. Whiteman