Patents by Inventor Anja Mueller

Anja Mueller 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).

  • Fine purification of isophoronenitrile by melt crystallization
    Patent number: 9878979
    Abstract: The present invention relates to the fine purification of isophoronenitrile (IPN) by melt crystallization.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: January 30, 2018
    Assignee: Evonik Degussa GmbH
    Inventors: Joerg-Joachim Nitz, Stephan Kohlstruk, Robert Jansen, Anja Mueller, Jan Cassens, Axel Hengstermann
  • Process for removing cations from an isophoronenitrile product mixture
    Patent number: 9868699
    Abstract: Cations are removed from a substance stream that is produced during the production of isophoronenitrile with the help of a cation exchanger.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: January 16, 2018
    Assignee: Evonik Degussa GmbH
    Inventors: Joerg-Joachim Nitz, Stephan Kohlstruk, Robert Jansen, Andreas Merkel, Anja Mueller, Jan Cassens, Axel Hengstermann
  • FINE PURIFICATION OF ISOPHORONENITRILE BY MELT CRYSTALLIZATION
    Publication number: 20170152217
    Abstract: The present invention relates to the fine purification of isophoronenitrile (IPN) by melt crystallization.
    Type: Application
    Filed: November 25, 2016
    Publication date: June 1, 2017
    Applicant: Evonik Degussa GmbH
    Inventors: Joerg-Joachim NITZ, Stephan KOHLSTRUK, Robert JANSEN, Anja MUELLER, Jan CASSENS, Axel HENGSTERMANN
  • PROCESS FOR REMOVING CATIONS FROM AN ISOPHORONENITRILE PRODUCT MIXTURE
    Publication number: 20160272580
    Abstract: Cations are removed from a substance stream that is produced during the production of isophoronenitrile with the help of a cation exchanger.
    Type: Application
    Filed: March 21, 2016
    Publication date: September 22, 2016
    Applicant: Evonik Degussa GmbH
    Inventors: Joerg-Joachim NITZ, Stephan KOHLSTRUK, Robert JANSEN, Andreas MERKEL, Anja MUELLER, Jan CASSENS, Axel HENGSTERMANN
  • Hydrolysis of the residues obtained in the production of isophorone to recover isophorone and acetone
    Patent number: 9035102
    Abstract: A process for preparing isophorone (3,5,5-trimethyl-2-cyclohexen-1-one) is provided wherein distillation vapors from the work-up of product fractions are recycled to earlier stages of operation of the process.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: May 19, 2015
    Assignee: Evonik Industries AG
    Inventors: Joerg-Joachim Nitz, Stephan Kohlstruk, Robert Jansen, Matthias Orschel, Andreas Merkel, Michael Demming, Matthias Mendorf, Jens Doering, Axel Hengstermann, Andreas Hoff, Anja Mueller
  • HYDROLYSIS OF THE RESIDUES OBTAINED IN THE PRODUCTION OF ISOPHORONE TO RECOVER ISOPHORONE AND ACETONE
    Publication number: 20150045585
    Abstract: A process for preparing isophorone (3,5,5-trimethyl-2-cyclohexen-1-one) is provided wherein distillation vapors from the work-up of product fractions are recycled to earlier stages of operation of the process.
    Type: Application
    Filed: August 8, 2014
    Publication date: February 12, 2015
    Applicant: Evonik Industries AG
    Inventors: Joerg-Joachim NITZ, Stephan KOHLSTRUK, Robert JANSEN, Matthias ORSCHEL, Andreas MERKEL, Michael DEMMING, Matthias MENDORF, Jens DOERING, Axel HENGSTERMANN, Andreas HOFF, Anja MUELLER
  • APPARATUS AND METHOD FOR IONIC CONTAMINANT REMOVAL IN LIQUIDS
    Publication number: 20140091038
    Abstract: The present application provides an apparatus for removal of an ionic contaminant from a liquid comprising a branched polymer, a filtration membrane, and a filter casing. The application also provides a method of removing an ionic contaminant from a liquid, the method comprising directing ion-contaminated liquid into and draining treated liquid from an apparatus as described in the instant specification.
    Type: Application
    Filed: May 31, 2012
    Publication date: April 3, 2014
    Applicant: CENTRAL MICHIGAN UNIVERSITY
    Inventor: Anja Mueller
  • COMPOSITION AND METHOD OF PREPARATION OF POLYSACCHARIDE GEL-BASED ARTIFICIAL, BIODEGRADABLE SKIN SCAFFOLDS
    Publication number: 20130085571
    Abstract: An artificial, biodegradable skin scaffold includes a biodegradable polysaccharide hydrogel composition having a Young's modulus of at least about 10 MPa and, preferably, includes an additional biodegradable polysaccharide hydrogel composition with the two biodegradable polysaccharide hydrogel compositions contacting one another and the additional biodegradable polysaccharide hydrogel composition preferably having a Young's modulus of less than about 10 MPa.
    Type: Application
    Filed: May 14, 2010
    Publication date: April 4, 2013
    Inventors: Anja Mueller, Robert D. Kross
  • METHODS OF INHIBITING METASTASIS
    Publication number: 20090175877
    Abstract: Methods of inhibiting metastasis or maintenance of various cancers are provided. In particular, the method makes use of fact that certain trafficking of cancers depend upon identified proteins, which serve as markers. Additional methods of screening are also provided.
    Type: Application
    Filed: March 12, 2009
    Publication date: July 9, 2009
    Inventors: Anja Mueller, Albert Zlotnik
  • Methods of inhibiting metastasis
    Patent number: 7521045
    Abstract: Methods of inhibiting metastasis or maintenance of various cancers are provided. In particular, the method makes use of fact that certain trafficking of cancers depend upon identified proteins, which serve as markers. Additional methods of screening are also provided.
    Type: Grant
    Filed: August 4, 2005
    Date of Patent: April 21, 2009
    Assignee: Schering Corporation
    Inventors: Anja Mueller, Albert Zlotnik
  • Cosmetic and dermatological light protection formulations
    Publication number: 20060034785
    Abstract: Light protective cosmetic or dermatological preparation, characterized in that it comprises (a) PEG-30 dipolyhydroxystearate, (b) 2-ethylhexyl 2-cyano-3,3-diphenylacrylate, (c) at least one dibenzoylmethane derivative and (d) at least 2% by weight of titanium dioxide particles (based on the total weight of the preparation), the preparation being free from water-soluble UV-A filter substances.
    Type: Application
    Filed: January 19, 2005
    Publication date: February 16, 2006
    Inventors: Kerstin Hoop, Heike Lerg, Anja Mueller, Bente Nissen, Melanie Steinforth, Martin Sugar
  • Methods of inhibiting metastasis
    Publication number: 20050271665
    Abstract: Methods of inhibiting metastasis or maintenance of various cancers are provided. In particular, the method makes use of fact that certain trafficking of cancers depend upon identified proteins, which serve as markers. Additional methods of screening are also provided.
    Type: Application
    Filed: August 4, 2005
    Publication date: December 8, 2005
    Inventors: Anja Mueller, Albert Zlotnik
  • Methods of inhibiting metastasis
    Patent number: 6949243
    Abstract: Methods of inhibiting metastasis or maintenance of various cancers are provided. In particular, the method makes use of fact that certain trafficking of cancers depend upon identified proteins, which serve as markers. Additional methods of screening are also provided.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: September 27, 2005
    Assignee: Schering Corporation
    Inventors: Anja Mueller, Albert Zlotnik
  • Cosmetic and dermatological light protection formulations
    Publication number: 20050169855
    Abstract: Light protective cosmetic or dermatological preparation, characterized in that it comprises (a) PEG-30 dipolyhydroxystearate, (b) at least one ester of cinnamic acid, (c) at least one dibenzoylmethane derivative and (d) at least 1.5% by weight of titanium dioxide particles (based on the total weight of the preparation).
    Type: Application
    Filed: January 19, 2005
    Publication date: August 4, 2005
    Inventors: Kerstin Hoop, Heike Lerg, Anja Mueller, Bente Nissen, Melanie Steinforth, Martin Sugar
  • Immunomagnetic separation of specific target cells
    Publication number: 20050003559
    Abstract: The present invention provides an advanced immunomagnetic method for the isolation of specific target cells from cell populations and suspensions of cell populations, espeacially tumor cells from peripheral blood bone, marrow aspirates, ascities and other body fluids. The invention also relates to a kit for performing the method for the isolation of specific target cells from body fluids.
    Type: Application
    Filed: September 9, 2003
    Publication date: January 6, 2005
    Inventors: Ekkehardt Weber, Dagmar Guenther, Sebastian Zellmer, Martina Goldberg, Christian Bergmann, Christine Herrmann, Anita Huske, Anja Mueller