Patents by Inventor Alexandra Pauker

Alexandra Pauker 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).

  • Lubricating grease with high water resistance
    Patent number: 7429555
    Abstract: The present invention relates to lubricating greases comprising at least one thickening agent and at least one lubricating oil, wherein the lubricating grease contains at least one polymeric structure improver that can be obtained by polymerization of monomer compositions, which are composed of a) 0 to 40 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (I) in which R represents hydrogen or methyl, R1 denotes a straight-chain or branched alkyl moiety having 1 to 5 carbon atoms, b) 40 to 99.99 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (II) in which R represents hydrogen or methyl, R2 denotes a straight-chain or branched alkyl moiety having 6 to 30 carbon atoms, c) 0.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: September 30, 2008
    Assignee: Rohmax Additives GmbH
    Inventors: Markus Scherer, Matthias Fischer, Michael Mueller, Bernard Kinker, Alexandra Pauker
  • Lubricating grease with high water resistance
    Publication number: 20050245406
    Abstract: The present invention relates to lubricating greases comprising at least one thickening agent and at least one lubricating oil, wherein the lubricating grease contains at least one polymeric structure improver that can be obtained by polymerization of monomer compositions, which are composed of a) 0 to 40 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (I) in which R represents hydrogen or methyl, R1 denotes a straight-chain or branched alkyl moiety having 1 to 5 carbon atoms, b) 40 to 99.99 wt %, relative to the weight of the monomer compositions for synthesis of the polymeric structure improvers, of at least one (meth)acrylate of formula (II) in which R represents hydrogen or methyl, R2 denotes a straight-chain or branched alkyl moiety having 6 to 30 carbon atoms, c) 0.
    Type: Application
    Filed: April 30, 2004
    Publication date: November 3, 2005
    Applicant: ROHMAX ADDITIVES GMBH
    Inventors: Markus Scherer, Matthias Fischer, Michael Mueller, Bernard Kinker, Alexandra Pauker