Patents by Inventor Elizabeth Maaike Loen

Elizabeth Maaike Loen 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).

  • Patent number: 7595416
    Abstract: The invention relates to a phosphoric acid ester and salts thereof of the general formula (I), wherein A is a monohydroxyl residue derived from C1-C20-alkyl-(AO)x-OH or Acyl-(AO)x-OH; or C1-C20-alkyl-(AO)x-(HA)y-OH or Acyl-(AO)x-(HA)y-OH; or C1-C20-alkyl-(AO)x-(AA-AO)y-OH or Acyl-(AO)x-(AA-AO)y-OH; or MO-(HA)y-OH or MO-(AA-AO)y-OH; wherein Acyl is an aromatic carboxylic acid residue or a saturated or unsaturated fatty acid residue; AO is a polyC2-C4alkyleneglycol residue, HA is a hydroxycarboxylic acid or a lactone thereof, AA is a dicarboxylic acid, MO is a monoalcohol, x is 1 to 250, y is 1 to 250, B is a mono-, di-, or tri- or polyhydroxy di-, tri or multi-carboxylic acid residue which is linked via the hydroxy group to the phosphoric acid and via one of the carboxylic acid groups to the monohydroxyl residue [A], the remaining carboxyl acid group(s) is/are free or is/are esterified with a further monohydroxyl residue [A], resulting in branched esters; n is 1-2; m is 1-4.
    Type: Grant
    Filed: February 28, 2005
    Date of Patent: September 29, 2009
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Frank Oliver Heinrich Pirrung, Arend Noordam, Petrus Johannes Harbers, Elizabeth Maaike Loen, Arona Eliane Munneke
  • Patent number: 7173084
    Abstract: Use of a polymer as a levelling agent or anti-cratering agent, said polymer comprising at least one fluorinated unit represented by formula 1, (Formula 1) wherein R?1 is a moiety represented by Cn?F2n+1?-(CH2?)m?-, ?Cn?F2n?-(CH2?)m?-, Cn?F2n+1?-(CII2?)m?-(OCII2?CIIR?5)p?-, ?Cn?F2n?-(CH2?m?-(OCH2?CHR?5)p?? Cn?F2n+1?-(CII2?)m?-X-, ACn?F2n?-(CII2?)m?-X-?Cn?F2n?-(CH2?)m?-(OCH2?CHR?5)p?-X or Cn?F2n+1?-(CII2?)m?-(OCII2?CIIR?5)p?-X-; wherein A=H, Cl, Br, I, a C1ā€“12? alkyl or a OC1ā€“12 ?alkyl, wherein 4?n?20,0?mĖœ?4 and 0?p?20, wherein X is a spacer moiety selected from the group consisting of esters, amides, sulphoamides, mercapto groups, poltyurethane groups and alkyl groups, wherein R?2, is H, a metal moiety, an (alkyl)ammonium moiety or an alkyl group, Cn?F2n+1?-(CII2?)m?-, ACn?F2n?-(CII2?)m?-, Cn?F2n+1?-(CII2?)m?-(OCII2?CIIR?5)p?-, ?Cn?F2n?-(CH2?)m?-(OCH2?CHR?5)p?? Cn?F2n+1?-(CH2?)m?-X-, ?Cn?F2n?-(CH2?)m?-X-, ACn?F2n?-(CH2?)m?-(OCH2?CHR?5)p?-X or Cn?F2n+1?-(CH2?)m?-(OCH2?CHR?5)p?-X-; wherein A=H, Cl, Br, I, C1ā€“12?
    Type: Grant
    Filed: October 8, 2002
    Date of Patent: February 6, 2007
    Assignee: EFKA Additives B.V.
    Inventors: Frank Oliver Heinrich Pirrung, Elizabeth Maaike Loen, Lothar Alexander Engelbrecht, Arend Noordam
  • Publication number: 20040236007
    Abstract: Use of a polymer as a levelling agent or anti-cratering agent, said polymer comprising at least one fluorinated unit represented by formula 1, (Formula 1) wherein R?1 is a moiety represented by Cn?F2n+1?-(CH2?)m?-, Cn?F2n?-(CH2?)m?-, Cn?F2n+1?-(CII2?)m?-(OCII2?CIIR?5)p?-, Cn?F2n?-(CH2?m?-(OCH2?CHR?5)p′? Cn?F2n+1?-(CII2?)m?-X-, ACn?F2n?-(CII2?)m?-X- &lgr;Cn?F2n?-(CH2?)m?-(OCH2?CHR?5)p?-X or ACn?F2n+1?-(CII2?)m?-(OCII2?CIIR?5)p?-X-; wherein A=H, Cl, Br, I, a C1-12? alkyl or a OC1-12 ?alkyl, wherein 4≦n≦20,0≦m˜≦4 and 0≦p≦20, wherein X is a spacer moiety selected from the group consisting of esters, amides, sulphoamides, mercapto groups, poltyurethane groups and alkyl groups, wher
    Type: Application
    Filed: April 6, 2004
    Publication date: November 25, 2004
    Inventors: Frank Olivier Heinrich Pirrung, Elizabeth Maaike Loen, Lothar Alexander Engelbrecht, Arend Noordam
  • Publication number: 20040063828
    Abstract: The invention relates to a dispersing agent or salt thereof, comprising at least one dendrimer, said dendrimer comprising functional groups, that have reacted with a functional moiety, said moiety being defined as R—X, X being a pigment affinic group, and R being a linking moiety chain having at least 2 atoms in the chain, with the proviso that the functional group and the pigment affinic group are different.
    Type: Application
    Filed: July 10, 2003
    Publication date: April 1, 2004
    Inventors: Elizabeth Maaike Loen, Frank Oliver Heinrich Pirrung