Patents by Inventor Christopher Henzel

Christopher Henzel 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).

  • Solid, particulate tanning agent preparations
    Patent number: 10870896
    Abstract: Solid particulate material containing a) at least one compound containing carbamoylsulphonate groups and b) at least one organic tanning agent.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: December 22, 2020
    Assignee: LANXESS Deutschland GmbH
    Inventors: Juergen Reiners, Christopher Tysoe, Holger Luetjens, Rafael Grosch, Franz Heinzelmann, Christopher Henzel
  • SOLID, PARTICULATE TANNING AGENT PREPARATIONS
    Publication number: 20140123399
    Abstract: Solid particulate material containing a) at least one compound containing carbamoylsulphonate groups and b) at least one organic tanning agent.
    Type: Application
    Filed: March 29, 2012
    Publication date: May 8, 2014
    Applicant: LANXESS DEUTSCHLAND GMBH
    Inventors: Juergen Reiners, Christopher Tysoe, Holger Luetjens, Rafael Grosch, Franz Heinzelmann, Christopher Henzel