Patents by Inventor Matthias Schafer

Matthias Schafer 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: 12110691
    Abstract: Method of attaching a lining 1 to an interior surface 10 of a room comprising the steps of: providing a first sheet of lining 1 to be applied to the interior surface 10; applying a plurality of glue dots 2 to the interior surface 10 or to the first sheet of lining 1; and attaching the first sheet of the lining 1 to the interior surface 10 such that the first sheet of lining 1 is fixed to the interior surface 10 via the glue dots.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: October 8, 2024
    Assignee: Knauf Gips KG and 3D Coatings GmbH & Co. KG
    Inventors: Matthias Schäfer, Claus-Peter Berneth, Gottfried Philipp, Andreas Marquardt
  • Publication number: 20220298801
    Abstract: Joint tape 1 for attachment to a ceiling or a wall, the joint tape 1 comprising a layer of permeable non-woven material 2 and an adhesive layer 3 attached to the permeable non-woven material 2, the adhesive layer 3 being applied to one side of the non-woven material in a pattern comprising sections 21 without adhesive applied thereto and wherein the joint tape 1 has a width of 3 mm to 20 mm.
    Type: Application
    Filed: February 19, 2019
    Publication date: September 22, 2022
    Inventors: Stefan Pointl, Robert Stubits, Andreas Wilhelm, Simon Philipp, Andreas Marquardt, Michael Viebahn, Matthias Schäfer
  • Publication number: 20210403763
    Abstract: Frieze tape (1) for attachment to a ceiling (10) or a wall, the frieze tape (1) comprising a layer of permeable non-woven material (2) and an adhesive layer (3) attached to the permeable non-woven material (2), the adhesive layer (3) being applied to one side of the non-woven material in a pattern comprising sections (21) without adhesive applied thereto.
    Type: Application
    Filed: October 27, 2017
    Publication date: December 30, 2021
    Inventors: Matthias Schafer, Gottfried Philipp, Andreas Marquardt
  • Publication number: 20210198897
    Abstract: Method of attaching a lining 1 to an interior surface 10 of a room comprising the steps of: providing a first sheet of lining 1 to be applied to the interior surface 10; applying a plurality of glue dots 2 to the interior surface 10 or to the first sheet of lining 1; and attaching the first sheet of the lining 1 to the interior surface 10 such that the first sheet of lining 1 is fixed to the interior surface 10 via the glue dots.
    Type: Application
    Filed: June 6, 2018
    Publication date: July 1, 2021
    Inventors: Matthias Schäfer, Claus-Peter Berneth, Gottfried Philipp, Andreas Marquardt
  • Patent number: 10213706
    Abstract: A process and an apparatus for the purification of a crude acrylic acid composition containing maleic anhydride as an impurity comprising the following steps: (a) carrying out at least one dynamic melt crystallization stage (14, 14a, 14b, 14c, 14d) with the crude acrylic acid composition to prepare a first purified acrylic acid composition and a first residue containing at least 3.5% by weight maleic anhydride, (b) adding a solvent (26) which is capable of dissolving maleic anhydride to the first residue in an amount that the weight ratio of the solvent to the maleic anhydride is 0.3 or more to prepare a ratio-adjusted residue and (c) carrying out at least one further dynamic melt crystallization stage and/or at least one static melt crystallization stage (18, 18a, 18b) with the ratio-adjusted residue to prepare a second purified acrylic acid composition and a second residue.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: February 26, 2019
    Assignee: Sulzer Chemtech AG
    Inventors: Matthias Schäfer, Andrzej Kuszlik, Florian Lippuner, Herbert Engstler
  • Publication number: 20170326471
    Abstract: A process and an apparatus for the purification of a crude acrylic acid composition containing maleic anhydride as an impurity comprising the following steps: (a) carrying out at least one dynamic melt crystallization stage (14, 14a, 14b, 14c, 14d) with the crude acrylic acid composition to prepare a first purified acrylic acid composition and a first residue containing at least 3.5% by weight maleic anhydride, (b) adding a solvent (26) which is capable of dissolving maleic anhydride to the first residue in an amount that the weight ratio of the solvent to the maleic anhydride is 0.3 or more to prepare a ratio-adjusted residue and (c) carrying out at least one further dynamic melt crystallization stage and/or at least one static melt crystallization stage (18, 18a, 18b) with the ratio-adjusted residue to prepare a second purified acrylic acid composition and a second residue.
    Type: Application
    Filed: July 30, 2015
    Publication date: November 16, 2017
    Applicant: Sulzer Chemtech AG
    Inventors: Matthias Schäfer, Andrzej Kuszlik, Florian Lippuner, Herbert Engstler
  • Publication number: 20120282340
    Abstract: The present invention relates to drug delivery systems in the form of thin water-soluble films (wafers), which contain an Estrogen Receptor beta (ER-?) selective agonist. The wafers of the present invention are suitable for treating, alleviating or preventing a physical condition in a female mammal caused by insufficient endogenous levels of estrogen.
    Type: Application
    Filed: November 13, 2009
    Publication date: November 8, 2012
    Applicant: Bayer Schering Pharma Aktiengesellschaft
    Inventors: Ildiko Terebesi, Adrian Funke, Konstanze Diefenbach, Matthias Schäfers, Sascha General
  • Publication number: 20110097405
    Abstract: The present invention relates to drug delivery systems in the form of thin water-soluble films (wafers), which contain estradiol, or derivatives thereof, in low amounts. The wafers of the present invention are suitable for treating, alleviating or preventing a physical condition in a female mammal caused by insufficient endogenous levels of estrogen.
    Type: Application
    Filed: February 5, 2009
    Publication date: April 28, 2011
    Applicant: Bayer Schering Pharma Aktiengesellschaft
    Inventors: Adrian Funke, Sascha General, Ildikó Terebesi, Christian Zurth, Sofia Alincic-kunz, Matthias Schäfer, Thomas Holler, Konstanze Diefenbach
  • Publication number: 20100021529
    Abstract: The present invention relates to methods for continuous treatment of diseases, conditions and/or symptoms associated with deficient endogenous levels of estrogen in a woman already receiving a therapeutically effective dose of an estrogen. More particularly, the present invention provides a safe and efficient step-down regimen for women already receiving estrogen therapy and which are potentially overdosed.
    Type: Application
    Filed: June 13, 2007
    Publication date: January 28, 2010
    Inventors: Matthias Schafer, Gerard Nahum, Vladimir Hanes, Jan-Peter Ingwersen
  • Patent number: 5922647
    Abstract: An anellated (oxa)hydantoin comprising the formula I ##STR1## wherein the (oxa)hydantoin of formula I possesses outstanding herbicidal properties.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: July 13, 1999
    Assignee: Degussa Aktiengesellschaft
    Inventors: Matthias Schafer, Karlheinz Drauz
  • Patent number: 5856478
    Abstract: The invention relates to new anellated (oxa) hydantoins, and herbicidal compositions containing same. The invention also relates to methods for controlling noxious plants using the anellated (oxa) hydantoins of the invention.
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: January 5, 1999
    Assignee: Degussa Aktiengesellschaft
    Inventors: Matthias Schafer, Helmut Baier, Karlheinz Drauz, Hans-Peter Krimmer, Sabine Landmann
  • Patent number: 5763355
    Abstract: The invention relates to new anellated (oxa)hydantoins, and herbicidal compositions containing same. The invention also relates to methods for controlling noxious plants using the anellated (oxa)hydantoins of the invention.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: June 9, 1998
    Assignee: DeGussa Aktiengesellschaft
    Inventors: Matthias Schafer, Karlheinz Drauz
  • Patent number: 5728651
    Abstract: Compounds of Formula I having herbicidal utility are disclosed ##STR1## wherein the left-hand ring contains only single bonds or one bond in the ring is a double bond, and R.sup.1, R.sup.2, Q and n are defined in the text, including compositions containing such compounds and a method for controlling weeds employing such compounds.
    Type: Grant
    Filed: September 26, 1995
    Date of Patent: March 17, 1998
    Assignees: E. I. du Pont de Nemours and Company, Degussa Aktiengesellschaft
    Inventors: Wonpyo Hong, Karlheinz Drauz, Matthias Schafer, William Thomas Zimmerman
  • Patent number: 5719104
    Abstract: Bicyclic imides of formulae (I) and (II) and their agriculturally-suitable salts, are disclosed which are useful for controlling undesirable vegatation, wherein G is O or S; n and m are each independently 0; 1; 2; or 3; provided that m+n is 2 or 3; q is 1 or 2; X is CH.sub.2 ; CH(halogen); CF.sub.2 ; CHOCH.sub.2 F; CHOCF.sub.3 ; CHOCH.sub.2 CF.sub.3 ; O; S(O).sub.0-2 ; NH; N(C.sub.1 -C.sub.4 alkyl); or N(C.sub.1 -C.sub.4 haloalkyl); and R.sup.1. R.sup.2, and Q are as defined in the disclosure. Also disclosed are compositions containing the bicyclic imides of formulae (I) and (II) and a method for controlling growth of undesired vegetation comprising applying to the locus to be protected an effective amount, of the bicyclic imides formulae (I) and (II).
    Type: Grant
    Filed: October 3, 1996
    Date of Patent: February 17, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: John J. Kilama, Karlheinz Drauz, Wonpyo Hong, Matthias Schafer
  • Patent number: 5712225
    Abstract: The present invention relates to oxa(di)azabicyclic and thia(di)azabicyclic compounds, a method for their preparation and their use as herbicides.
    Type: Grant
    Filed: February 28, 1996
    Date of Patent: January 27, 1998
    Assignees: E. I. du Pont de Nemours and Company, Degussa Aktiengesellschaft
    Inventors: Wonpyo Hong, Matthias Schafer, Thomas Martin Stevenson
  • Patent number: 5661109
    Abstract: The invention relates to new anellated (oxa) hydantoins, and herbicidal compositions containing same. The invention also relates to methods for controlling noxious plants using the anellated (oxa) hydantoins of the invention.
    Type: Grant
    Filed: April 21, 1995
    Date of Patent: August 26, 1997
    Assignee: DEGUSSA Aktiengesellschaft
    Inventors: Matthias Schafer, Helmut Baier, Karlheinz Drauz, Hans-Peter Krimmer, Sabine Landmann
  • Patent number: 5661107
    Abstract: Compounds of the formula ##STR1## wherein m represents 1 or 2, X represents O, S, CH.sub.2 or substituted CH.sub.2, R.sub.1 -R.sub.4 represent hydrogen or substituted or unsubstituted hydrocarbon groups, and Q represents a substituted phenyl group. These compounds are useful as herbicides and are active in small doses with high selectivity between useful plants and weeds.
    Type: Grant
    Filed: April 13, 1995
    Date of Patent: August 26, 1997
    Assignee: Degussa Aktiengesellschaft
    Inventors: Matthias Schafer, Karlheinz Drauz
  • Patent number: 5605877
    Abstract: Compounds of Formula I are disclosed which are useful for controlling undesired vegetation ##STR1## wherein Q is ##STR2## and W, R.sup.A.sub.m, R.sup.4 -R.sup.8 are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula I and a method for controlling undesired vegetation which involves contacting the vegetation or its environment with an effective amount of a compound of Formula I.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: February 25, 1997
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Matthias Schafer, Karlheinz Drauz, Dieter Feit, Kofi S. Amuti
  • Patent number: 5605898
    Abstract: Disclosed are novel anellated triazole compounds of formula, in which R.sup.A, m, n, X--X, V, W and Q have the meaning stated in the specification; a method of their preapartion; and their use as herbicides.
    Type: Grant
    Filed: April 24, 1995
    Date of Patent: February 25, 1997
    Assignees: Degussa AG, E. I. DuPont de Nemours and Company
    Inventors: Matthias Schafer, Karlheinz Drauz, Dieter Feit
  • Patent number: 5116872
    Abstract: 1-Aminocyclohexanecarboxylic acid derivatives of the formula I ##STR1## or their acid addition salts or a metal complex can be employed for protecting plants from microorganisms. In the formula I, R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, benzyl, or an ammonium radical which is unsubstituted or substituted by hydrocarbon radicals having not more than 20 C atoms, or a metal ion equivalent.Compounds of the formula I can be employed in the form of crop protection agents using suitable carrier materials.
    Type: Grant
    Filed: January 22, 1991
    Date of Patent: May 26, 1992
    Assignees: Ciba-Geigy Corporation, Degussa Aktiengesellschaft
    Inventors: Peter Ackermann, Hanspeter Fischer, Rolf Vogel, Karlheinz Drauz, Hans-Albrecht Hasseberg, Hans-Jochen Hasselbach, Gunter Knaup, Hans-Peter Krimmer, Matthias Schafer