Patents by Inventor Ludwig Waldmann

Ludwig Waldmann 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).

  • Hardener for silicone rubber materials
    Patent number: 8569439
    Abstract: A hardener for silicone rubber materials comprising a silane compound which comprises a 2-hydroxy-propionic acid alkyl ester radical.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: October 29, 2013
    Assignee: Nitro-Chemie Aschau GmbH
    Inventors: Theodor Ederer, Thomas Knott, Ulrich Pichl, Gerhard Schmidt, Ludwig Waldmann
  • HARDENER FOR SILICONE RUBBER MATERIALS
    Publication number: 20120016072
    Abstract: A hardener for silicone rubber materials comprising a silane compound which comprises a 2-hydroxy-propionic acid alkyl ester radical.
    Type: Application
    Filed: August 29, 2008
    Publication date: January 19, 2012
    Applicant: NITRO-CHEME ASCHAU GmbH
    Inventors: Theodor Ederer, Thomas Knott, Ulrich Pichl, Gerhard Schmidt, Ludwig Waldmann