Patents by Inventor Stefan Kirsch

Stefan Kirsch 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: 10273538
    Abstract: The invention relates to a novel method of error-free sequencing of DNA. Further, the present invention provides for a four-part oligonucleotide, comprising a fixed sequence, a randomized sequence, a restriction nuclease recognition site and/or restriction site, and a primer binding site. The invention also relates to the use of the sequenced DNA fragments obtained by the methods of the invention in methods for DNA sequence analysis, generation of cell lineage trees or assessment of copy numbers.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: April 30, 2019
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Christoph Klein, Stefan Kirsch, Zbigniew Tadeusz Czyz, Urs Lahrmann
  • Publication number: 20180258315
    Abstract: Two-component coating compositions comprising a water-dispersible polyisocyanate component, comprising c) at least one polyisocyanate and d) at least one reaction product of at least one polyisocyanate b1) with compounds b2) having at least one hydrophilic, non-isocyanate-reactive group (group A) and at least one isocyanate-reactive group (group B) and a polyacrylate component comprising an aqueous polymer dispersion c) of at least one hydroxy-functional poly(meth)acrylate with bimodal or polymodal particle size distribution.
    Type: Application
    Filed: September 19, 2016
    Publication date: September 13, 2018
    Applicant: BASF SE
    Inventors: Sebastian ROLLER, Ulrich TROMSDORF, Rabie Al-HELLANI, Frederic LUCAS, Stefan KIRSCH
  • Publication number: 20160348164
    Abstract: The invention relates to a novel method of error-free sequencing of DNA. Further, the present invention provides for a four-part oligonucleotide, comprising a fixed sequence, a randomized sequence, a restriction nuclease recognition site and/or restriction site, and a primer binding site. The invention also relates to the use of the sequenced DNA fragments obtained by the methods of the invention in methods for DNA sequence analysis, generation of cell lineage trees or assessment of copy numbers.
    Type: Application
    Filed: February 5, 2015
    Publication date: December 1, 2016
    Inventors: Christoph KLEIN, Stefan KIRSCH, Zbigniew Tadeusz CZYZ, Urs LAHRMANN
  • Patent number: 9458182
    Abstract: The present invention relates to silyl- and heteroatom-substituted compounds selected from carbazoles, dibenzofurans, dibenzothiophenes and disilylbenzophospholes of the formula (I) or (I*), to the use of the compounds of the formula (I) or (I*) in organic electronics applications, preferably in organic light-emitting diodes, to an organic light-emitting diode comprising at least one compound of the formula (I) or (I*), to a light-emitting layer comprising at least one compound of the formula (I) or (I*), to a blocking layer for holes/excitons comprising at least one compound of the formula (I) or (I*), and to an apparatus selected from the group consisting of stationary visual display units, mobile visual display units, illumination units, keyboards, items of clothing, furniture and wallpaper, comprising at least one inventive organic light-emitting diode.
    Type: Grant
    Filed: December 14, 2009
    Date of Patent: October 4, 2016
    Assignees: BASF SE, OLEDWORKS GmbH, OSRAM OPTO SEMICONDUCTORS GmbH
    Inventors: Nicolle Langer, Christian Schildknecht, Soichi Watanabe, Evelyn Fuchs, Gerhard Wagenblast, Christian Lennartz, Oliver Molt, Korinna Dormann, Chuanjie Loh, Arvid Hunze, Ralf Krause, Guenter Schmid, Karsten Heuser, Volker van Elsbergen, Herbert Friedrich Boerner, Stefan Kirsch
  • Patent number: 9212291
    Abstract: The present invention relates to the use of meltable acrylate polymers for producing contact adhesive layers in resealable packagings. Moreover, the invention relates to multiple-layer films which have a contact adhesive layer on the basis of meltable acrylate polymers, to a method for producing said multiple-layer films, and to the use of said multiple-layer films for producing resealable packagings.
    Type: Grant
    Filed: March 30, 2009
    Date of Patent: December 15, 2015
    Assignee: BASF SE
    Inventors: Cornelis Petrus Beyers, Stefan Kirsch, Ulrike Licht
  • Patent number: 8268390
    Abstract: An adhesive film which comprises at least two continuous polymer phases A and B each formed from a polymer or polymer mixture A (polymer A for short) and a polymer or polymer mixture B (polymer B for short) and which is obtainable by filming at least one of the polymers, A or B, initially in the form of an aqueous polymer dispersion.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: September 18, 2012
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Urban, Petra Schoecker, Stefan Kirsch, Ines Pietsch, Michael Kutschera, Horst Weiss, Cornelis Petrus Beyers
  • Publication number: 20120012821
    Abstract: The present invention relates to silyl- and heteroatom-substituted compounds selected from carbazoles, dibenzofurans, dibenzothiophenes and disilylbenzophospholes of the formula (I) or (I*), to the use of the compounds of the formula (I) or (I*) in organic electronics applications, preferably in organic light-emitting diodes, to an organic light-emitting diode comprising at least one compound of the formula (I) or (I*), to a light-emitting layer comprising at least one compound of the formula (I) or (I*), to a blocking layer for holes/excitons comprising at least one compound of the formula (I) or (I*), and to an apparatus selected from the group consisting of stationary visual display units, mobile visual display units, illumination units, keyboards, items of clothing, furniture and wallpaper, comprising at least one inventive organic light-emitting diode.
    Type: Application
    Filed: December 14, 2009
    Publication date: January 19, 2012
    Applicants: BASF SE, KONINKLIJKE PHILIPS ELECTRONICS N.V., OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Nicolle Langer, Christian Schildknecht, Soichi Watanabe, Evelyn Fuchs, Gerhard Wagenblast, Christian Lennartz, Oliver Molt, Korinna Dormann, Chuanjie Loh, Arvid Hunze, Ralf Krause, Guenter Schmid, Karsten Heuser, Volker van Elsbergen, Herbert Friedrich Boerner, Stefan Kirsch
  • Publication number: 20110240721
    Abstract: Described is the use of a microwave-activatable adhesive composition for producing folding-carton blanks for the microwave-activated production of folding cartons. The adhesive composition preferably at less than or equal to 25° C. has an Ig G? value of greater than or equal to 6 and at greater than or equal to 120° C. has an Ig G? value of less than or equal to 4, and comprises at least one polymer having a glass transition temperature of greater than 30° C., the folding-carton blanks with adhesive composition applied thereto being blocking-resistant at 25° C. prior to microwave activation.
    Type: Application
    Filed: March 7, 2011
    Publication date: October 6, 2011
    Applicant: BASF SE
    Inventors: Dieter Urban, Karl-Heinz Schumacher, Stefan Kirsch, Uta Holzenkamp
  • Publication number: 20110239593
    Abstract: Described is the use of an activatable adhesive composition for producing a folding-carton blank which is blocking-resistant at 25° C. with adhesive composition applied thereto. The adhesive composition has at less than or equal to 25° C. an Ig G? value of greater than or equal to 6 and at greater than or equal to 120° C. has an Ig G? value of less than or equal to 4, and comprises a copolymer having a glass transition temperature of greater than 30° C. The copolymer is formed from a first monomer and from more than 3% by weight and less than 40% by weight of a second monomer, the first monomer being selected from alkyl (meth)acrylates and vinylaromatics, and the second monomer being selected from ethylenically unsaturated monomers having acid groups and hydroxyalkyl (meth)acrylates.
    Type: Application
    Filed: March 8, 2011
    Publication date: October 6, 2011
    Applicant: BASF SE
    Inventors: Dieter URBAN, Karl-Heinz Schumacher, Stefan Kirsch, Uta Holzenkamp
  • Patent number: 7968753
    Abstract: The invention provides a process for efficient and reliable preparation of organic peroxides, preferably dialkyl peroxides, peroxycarboxylic acids, peroxycarboxylic esters, diacyl peroxides, peroxycarbonate esters, peroxydicarbonates, ketone peroxides and perketals with the aid of at least one static micromixer and an apparatus for performing the process.
    Type: Grant
    Filed: October 13, 2006
    Date of Patent: June 28, 2011
    Assignees: Ehrfeld Mikrotechnik BTS GmbH, Pergan Hilfsstoffe fur Industrielle Prozesse GmbH
    Inventors: Alexander Azzawi, Hans-Ernst Mehesch, Edgar Von Zadow, Stefan Kirsch, Bernhard Wormland, Martin Sondermann
  • Publication number: 20110014404
    Abstract: The present invention relates to the use of meltable acrylate polymers for producing contact adhesive layers in resealable packagings. Moreover, the invention relates to multiple-layer films which have a contact adhesive layer on the basis of meltable acrylate polymers, to a method for producing said multiple-layer films, and to the use of said multiple-layer films for producing resealable packagings.
    Type: Application
    Filed: March 30, 2009
    Publication date: January 20, 2011
    Applicant: BASF SE
    Inventors: Cornelis Petrus Beyers, Stefan Kirsch, Ulrike Licht
  • Publication number: 20100035001
    Abstract: A multilayer laminate composed of at least a) a backing, b) a pressure-sensitive adhesive layer, and c) a sealable layer, the pressure-sensitive adhesive layer being located between the backing and the sealable layer, and wherein the pressure-sensitive adhesive comprises a polymeric binder having a glass transition temperature of ?60 to ?0° C. and a gel content of less than 50% by weight (and referred to below for short as adhesive polymer).
    Type: Application
    Filed: February 18, 2008
    Publication date: February 11, 2010
    Applicant: BASF SE
    Inventors: Christofer Arisandy, Cornelis Petrus Beyers, Ines Pietsch, Stefan Kirsch, Andree Dragon
  • Publication number: 20090215925
    Abstract: The invention relates to a dispersion or solution of a polymer in water, organic solvents or mixtures thereof. The invention is characterised in that the polymer contains at least 0.001 mols of 3,4 dihydroxyphenyl groups (calculated at 109 g/mol) for 100 g polymer.
    Type: Application
    Filed: January 18, 2005
    Publication date: August 27, 2009
    Applicant: BASF Aktiengesellschaft
    Inventors: Dieter Urban, Reinhold Schwalm, Stefan Kirsch, Kai Michael Exner, Alexander Centner
  • Publication number: 20090169793
    Abstract: Multilayer laminate comprising at least two pressure-sensitive adhesive layers and a carrier layer located between the pressure-sensitive adhesive layers and comprising a synthetic polymer.
    Type: Application
    Filed: May 2, 2007
    Publication date: July 2, 2009
    Applicant: BASF SE
    Inventors: Oral Aydin, Andree Dragon, Stefan Kirsch
  • Publication number: 20090171017
    Abstract: A pressure-sensitive adhesive comprising an aqueous polymer dispersion prepared by emulsion polymerization, wherein the polymer comprises n-butyl(meth)acrylate and hydroxybutyl(meth)acrylate.
    Type: Application
    Filed: April 16, 2007
    Publication date: July 2, 2009
    Applicant: BASF SE
    Inventors: Cornelis Petrus Beyers, Stefan Kirsch, Petra Schöcker, Ines Pietsch
  • Publication number: 20090163655
    Abstract: A pressure-sensitive adhesive comprising an aqueous polymer dispersion prepared by emulsion polymerization, wherein the polymer comprises monomers containing a hydroxyl group or primary amino group (referred to below collectively for short as hydrophilic monomers) and the polymer is obtainable by supplying more than 70% by weight of the hydrophilic monomers only when the polymerization mixture (mixture present in the polymerization vessel and composed of monomers and polymer already formed) already comprises more than 50% by weight of the total amount of monomers.
    Type: Application
    Filed: April 16, 2007
    Publication date: June 25, 2009
    Applicant: BASF SE
    Inventors: Petra Shöcker, Cornelis Petrus Beyers, Stefan Kirsch, Ines Pietsch
  • Publication number: 20090111929
    Abstract: A pressure-sensitive adhesive comprising an aqueous polymer dispersion prepared by emulsion polymerization, wherein the polymer comprises 2-ethylhexyl (meth)acrylate and hydroxybutyl (meth)acrylate.
    Type: Application
    Filed: April 18, 2007
    Publication date: April 30, 2009
    Applicant: BASF SE
    Inventors: Cornelis Petrus Beyers, Stefan Kirsch, Petra Schocker, Ines Pietsch
  • Publication number: 20090045374
    Abstract: Electrically conductive, magnetic composite material, comprising (A) pulverulent, inorganic, magnetic material which is electrically not or only poorly conductive, and (B) an electrically conductive material, selected from the group consisting of pulverulent and liquid carbon-comprising organic materials and pulverulent carbon allotropes, in a ratio by weight of (A):(B)=from 1:100 to 100:1; a process for its production, and its use, and also ferrimagnetic mixed oxide (A) of the general formula I: M?M??O4??(I), in which M? is a first metal component which comprises divalent metal cations; and M?? is a second metal component which comprises trivalent metal cations; capable of production by reacting, in a quantitative ratio such that the resultant ferromagnetic mixed oxide (A) is electrically neutral, divalent metal cations M? and trivalent metal cations M?? in aqueous solution and/or dispersion, comprising at least one electrically conductive material (B) and/or at least one material which differs there
    Type: Application
    Filed: August 15, 2008
    Publication date: February 19, 2009
    Applicant: BASF SE
    Inventors: Dirk LAWRENZ, Ingolf Hennig, Andrey Karpov, Stefan Kirsch, Hartmut Hibst, Juergen Kaczun, Uta Holzenkamp, Stephen Ems, Harry Thomas Mills, Paul Edwin Gloor
  • Publication number: 20090043122
    Abstract: The invention provides a process for efficient and reliable preparation of organic peroxides, preferably dialkyl peroxides, peroxycarboxylic acids, peroxycarboxylic esters, diacyl peroxides, peroxycarbonate esters, peroxydicarbonates, ketone peroxides and perketals with the aid of at least one static micromixer and an apparatus for performing the process.
    Type: Application
    Filed: October 13, 2006
    Publication date: February 12, 2009
    Applicants: Ehrfeld Mikrotechnik BTS GmbH, Pergan Hilfsstoffe Fur Industrielle Prozesse GmbH
    Inventors: Alexander Azzawi, Hans-Ernst Mehesch, Edgar Von Zadow, Stefan Kirsch, Bernhard Wormland, Martin Sondermann
  • Publication number: 20080206417
    Abstract: A multilayer laminate is composed of a) a backing, b) a pressure-sensitive adhesive layer applied directly to the backing, and c) a wax layer applied directly to the pressure-sensitive adhesive layer.
    Type: Application
    Filed: July 21, 2006
    Publication date: August 28, 2008
    Applicant: Basf Aktiengesellschaft
    Inventors: Stefan Kirsch, Andree Dragon, Uta Holzenkamp, Cornelis Petrus Beyers