Patents by Inventor Jan-Dieter Wiechmann

Jan-Dieter Wiechmann 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).

  • Compositions comprising at least one compound containing a carbamoyl sulfonate group and use of the same as tanning agents
    Patent number: 9376729
    Abstract: Aqueous composition containing a) at least one compound containing carbamoylsulphonate groups and b) at least one nonionic alkoxylated polyol containing ester groups and having an HLB value of at least 13 (b1) and/or alkylglycoside (b2).
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: June 28, 2016
    Assignee: LANXESS Deutschland GmbH
    Inventors: Jürgen Reiners, Christopher Tysoe, Jan-Dieter Wiechmann, Claudia Krüger, Rafael Grosch, Franz Heinzelmann, Michael Ebbinghaus, Martin Kleban
  • COMPOSITIONS COMPRISING AT LEAST ONE COMPOUND CONTAINING A CARBAMOYL SULFONATE GROUP AND USE OF THE SAME AS TANNING AGENTS
    Publication number: 20130288066
    Abstract: Aqueous composition containing a) at least one compound containing carbamoylsulphonate groups and b) at least one nonionic alkoxylated polyol containing ester groups and having an HLB value of at least 13 (b1) and/or alkylglycoside (b2).
    Type: Application
    Filed: July 28, 2011
    Publication date: October 31, 2013
    Applicant: LANXESS DEUTSCHLAND GMBH
    Inventors: Jürgen Reiners, Christopher Tysoe, Jan-Dieter Wiechmann, Claudia Krüger, Rafael Grosch, Franz Heinzelmann, Michael Ebbinghaus, Martin Kleban
  • Flashpointless textile treatment composition, preparation thereof and use thereof
    Publication number: 20030164467
    Abstract: Disclosed are a flashpointless textile treatment composition, a process for preparing it, its use for treating textile materials and also the treated textile materials.
    Type: Application
    Filed: February 13, 2003
    Publication date: September 4, 2003
    Inventors: Michael Gerle, Winfried Guth, Helmut-Martin Meier, Anton Hermanns, Jan-Dieter Wiechmann