Patents by Inventor Peter Lersch

Peter Lersch 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).

  • Publication number: 20080146633
    Abstract: Compositions are provided for lightening skin and toning down pigment disorders which include, as active substances, at least one of the compounds of the general formula (I) and/or salts thereof in which R1 is H, alkyl, hydroxyalkyl, or a carboxyalkyl radical having 2 to 30 carbon atoms; and R2 is H or a hydrocarbon radical having 1 to 30 carbon atoms which may be branched or unbranched and may or may not contain double bonds.
    Type: Application
    Filed: February 27, 2008
    Publication date: June 19, 2008
    Applicant: GOLDSCHMIDT GMBH
    Inventors: Peter Lersch, Christian Weitemeyer
  • Publication number: 20070154427
    Abstract: Preparations with deodorizing action are provided. The preparations include the zinc salt of ricinoleic acid; amino-functional amino acids; solubility promoters; organic and/or inorganic acids; and, optionally, water.
    Type: Application
    Filed: February 15, 2007
    Publication date: July 5, 2007
    Applicant: GOLDSCHMIDT GMBH
    Inventors: Peter Lersch, Felix Muller, Jorg Peggau, Patrick Ulrich
  • Patent number: 7226584
    Abstract: Preparations with deodorizing action are provided. The preparations include the zinc salt of ricinoleic acid; amino-functional amino acids; solubility promoters; organic and/or inorganic acids; and, optionally, water.
    Type: Grant
    Filed: December 4, 2002
    Date of Patent: June 5, 2007
    Assignee: Goldschmidt GmbH
    Inventors: Peter Lersch, Felix Müller, Jörg Peggau, Patrick Ulrich
  • Publication number: 20060275238
    Abstract: Cosmetic and/or dermatological formulations for the topical treatment of the skin for regulating and improving the moisture content of the skin, comprising as active ingredient combination a) at least one anionic polyamino acid matrix, b) at least one polysaccharide, and optionally c) one or more osmoprotectants for topical application are provided.
    Type: Application
    Filed: May 26, 2006
    Publication date: December 7, 2006
    Applicant: Goldschmidt GmbH
    Inventors: Heike Blasko-Begoihn, Mike Farwick, Peter Lersch, Ursula Maczkiewitz, Maria Mecking, Ralph Scheuermann, Christian Weitemeyer
  • Patent number: 6846852
    Abstract: This invention provides for compositions, which can be crosslinked by radiation to give elastomeric coatings, which comprises: (a) high-molecular weight siloxanes with multiple (meth)acrylate functional groups; and (b) reinforcing fillers selected from the group consisting of silicone resins and silicone dioxide fillers, wherein the siloxanes (a) have the general structure: [R3SiO1/2]a[(Z)nG—Ym—R2SiO1/2]a?[R2SiO2/2]b[(Z)nG—Ym—RSiO2/2]b?[RSiO3/2]c[SiO4/2]d.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: January 25, 2005
    Assignee: Goldschmidt AG
    Inventors: John Allen, Thomas E. Hohenwarter, Jr., Peter Lersch, Ernest D. Moore, Angela Dawn Paez, Jörg Simpelkamp, Steven Paul Smith
  • Publication number: 20040258652
    Abstract: Hair treatment compositions and hair after-treatment compositions are provided for the prevention of damage by chemical treatment compositions and for the repair of already damaged hair, wherein, as active substances, at least one of the compounds of the general formulae (I) and/or (II) are additionally used.
    Type: Application
    Filed: June 2, 2004
    Publication date: December 23, 2004
    Applicant: GOLDSCHMIDT AG
    Inventors: Matthias Pascaly, Nicole Flintrop, Burghard Gruning, Ursula MacZkiewitz, Peter Lersch, Peter Muss, Christian Weitemeyer
  • Publication number: 20040258651
    Abstract: Hair treatment compositions and hair treatment compositions are provided for improving the combability, handle, disentanglability, volume and luster, which comprises additionally using, as active substances, at least one of the compounds of the general formulae (I) and/or (II).
    Type: Application
    Filed: June 2, 2004
    Publication date: December 23, 2004
    Applicant: GOLDSCHMIDT AG
    Inventors: Matthias Pascaly, Nicole Flintrop, Burghard Gruning, Holger Leidreiter, Peter Lersch, Peter Muss, Christian Weitemeyer
  • Publication number: 20040161438
    Abstract: Cosmetic preparations including one or more active ingredients in a microencapsulation whose encapsulation material is permeable and/or degraded in the pH range of the skin, wherein the core material is free from porous materials are provided.
    Type: Application
    Filed: February 9, 2004
    Publication date: August 19, 2004
    Applicant: GOLDSCHMIDT AG
    Inventors: Nadja Jungmann, Peter Lersch, Ute Schick, Yvonne Schiemann, Christian Weitemeyer
  • Patent number: 6706502
    Abstract: The present invention relates to an enzymatic process for the preparation of hydroxy fatty acid esters which are solid at room temperature and have improved melting behavior. Specifically, the enzymatic process includes reacting di- or polyols having at least two primary and optionally secondary or tertiary, hydroxyl groups, and hydroxy fatty acids and/or hydroxy fatty acid alkyl esters, and optionally, removing water of reaction or alcohol of reaction which forms.
    Type: Grant
    Filed: October 12, 2001
    Date of Patent: March 16, 2004
    Assignee: Goldschmidt AG
    Inventors: Burghard Grüning, Geoffrey Hills, Peter Lersch
  • Patent number: 6669949
    Abstract: This invention relates to asymmetrical, substituted polysiloxanes which show good compatibility in a variety of oils and improve the spreading behavior of oil-based formulations, to a process for preparing these asymmetrical polysiloxanes and to oil formulations containing said asymmetrical polysiloxanes. The asymmetrical polysiloxanes of this invention are used in herbicidal and pesticidal compositions, in cosmetic and pharmaceutical preparations as well as in industrial applications. The assymmetrical substituted polysiloxanes have the following formula wherein R1, R2, Z a and b are described herein.
    Type: Grant
    Filed: June 14, 2001
    Date of Patent: December 30, 2003
    Assignee: Goldschmidt AG
    Inventors: Wayne Kennedy, Arno Knebelkamp, Peter Lersch, Jörg Simpelkamp, Stephen Wilkowski
  • Publication number: 20030180237
    Abstract: Compositions are provided for lightening skin and toning down pigment disorders which include, as active substances, at least one of the compounds of the general formula (I) and/or salts thereof 1
    Type: Application
    Filed: February 14, 2003
    Publication date: September 25, 2003
    Applicant: Goldschmidt AG
    Inventors: Peter Lersch, Christian Weitemeyer, Ute Wollenweber
  • Publication number: 20030133892
    Abstract: Preparations with deodorizing action are provided. The preparations include the zinc salt of ricinoleic acid; amino-functional amino acids; solubility promoters; organic and/or inorganic acids; and, optionally, water.
    Type: Application
    Filed: December 4, 2002
    Publication date: July 17, 2003
    Applicant: GOLDSCHMIDT AG
    Inventors: Peter Lersch, Felix Muller, Jorg Peggau, Patrick Ulrich
  • Publication number: 20030064232
    Abstract: This invention provides for compositions, which can be crosslinked by radiation to give elastomeric coatings, which comprises:
    Type: Application
    Filed: August 16, 2001
    Publication date: April 3, 2003
    Inventors: John Allen, Thomas E. Hohenwarter, Peter Lersch, Ernest D. Moore, Angela Dawn Paez, Jorg Simpelkamp, Steven Paul Smith
  • Publication number: 20020090686
    Abstract: The present invention relates to an enzymatic process for the preparation of hydroxy fatty acid esters which are solid at room temperature and have improved melting behavior. Specifically, the enzymatic process includes reacting di- or polyols having at least two primary and optionally secondary or tertiary, hydroxyl groups, and hydroxy fatty acids and/or hydroxy fatty acid alkyl esters, and optionally, removing water of reaction or alcohol of reaction which forms.
    Type: Application
    Filed: October 12, 2001
    Publication date: July 11, 2002
    Applicant: Goldschmidt AG
    Inventors: Burghard Gruning, Geoffrey Hills, Peter Lersch
  • Patent number: 6358501
    Abstract: The present invention relates to polypeptide-polysiloxane copolymers, to their preparation by thermal copolymerization of amino acids with organofunctional polysiloxanes, and to their use as interface-active substances.
    Type: Grant
    Filed: October 15, 1999
    Date of Patent: March 19, 2002
    Assignee: Goldschmidt GmbH
    Inventors: Thomas Dietz, Peter Lersch, Christian Weitemeyer
  • Publication number: 20010039321
    Abstract: This invention relates to asymmetrical, substituted polysiloxanes which show good compatibility in a variety of oils and improve the spreading behavior of oil-based formulations, to a process for preparing these asymmetrical polysiloxanes and to oil formulations containing said asymmetrical polysiloxanes. The asymmetrical polysiloxanes of this invention are used in herbicidal and pesticidal compositions, in cosmetic and pharmaceutical preparations as well as in industrial applications.
    Type: Application
    Filed: June 14, 2001
    Publication date: November 8, 2001
    Inventors: Wayne Kennedy, Arno Knebelkamp, Peter Lersch, Jorg Simpelkamp, Stephen Wilkowski
  • Patent number: 6268404
    Abstract: This invention provides radiation-curing coating compositions comprising a mixture of organopolysiloxanes modified laterally and terminally with acrylic groups, which exhibit markedly improved adhesion to a variety of substrates following curing and for which there is little or no change in the adhesiveness on storage for prolonged periods.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: July 31, 2001
    Assignee: Th. Goldschmidt AG
    Inventors: Hardi Döhler, Thomas Ebbrecht, Winfried Hamann, Peter Lersch, Stefan Stadtmüller
  • Patent number: 6242554
    Abstract: The invention relates to novel polyether-quaternary organosiloxanyl derivatives, to the preparation of these compounds and to their use in formulations for improving the surface properties of fabrics and fibers.
    Type: Grant
    Filed: November 11, 1999
    Date of Patent: June 5, 2001
    Assignee: TH. Goldschmidt AG
    Inventors: Stephan Busch, Manfred Krakenberg, Peter Lersch, Stephan Stadtmüller
  • Patent number: 5891977
    Abstract: The present invention relates to organopolysiloxanes comprising polyhydroxyorganyl radicals, especially sugar radicals or sugar-derivative radicals, and polyoxyalkylene radicals, to processes for their preparation and to their use.
    Type: Grant
    Filed: May 20, 1998
    Date of Patent: April 6, 1999
    Assignee: Th. Goldschmidt AG
    Inventors: Thomas Dietz, Burghard Gruning, Peter Lersch, Christian Weitemeyer
  • Patent number: 5863966
    Abstract: Radiation-curing printing inks which comprise organopolysiloxanes of the general formula ##STR1## in which R.sup.1 =an alkyl radical having 1 to 8 carbon atoms,R.sup.2 =a group of the formula--CH.sub.2 --CH.sub.2 --C(O)O--R--(OC(O)--CH.dbd.CH.sub.2).sub.x-1and/or--CH.dbd.CH--C(O)O--R--(OC(O)--CH.dbd.CH.sub.2).sub.x-1in which x is an integer and is at least 2, and R is a hydrocarbon radical which optionally has alkoxy groups,R.sup.3 =R.sup.1 or R.sup.2,n=30 to 150,m=0 to 3, preferably 0,in quantities of from 0.01 to 3% by weight, based on the ink formulation.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: January 26, 1999
    Assignee: Th. Goldschmidt AG
    Inventors: Thomas Ebbrecht, Georg Feldmann-Krane, Peter Lersch, Stefan Silber