Patents by Inventor Nur Sibel Gunay

Nur Sibel Gunay 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: 10317410
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: June 11, 2019
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Patent number: 9933432
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: April 3, 2018
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Publication number: 20170212129
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Application
    Filed: April 6, 2017
    Publication date: July 27, 2017
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Publication number: 20160356783
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Application
    Filed: August 19, 2016
    Publication date: December 8, 2016
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Patent number: 9448147
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: September 20, 2016
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Patent number: 9139876
    Abstract: Methods for analyzing mixtures of polysaccharides, for example heparin such as unfractionated heparin and enoxaparin are described. In some instances, the mixtures are analyzed using high performance liquid chromatography (HPLC), e.g., reverse phase HPLC.
    Type: Grant
    Filed: May 2, 2008
    Date of Patent: September 22, 2015
    Assignee: MOMENTA PHARMACUETICALS, INC.
    Inventors: Zachary Shriver, Naveen Bhatnagar, Nur Sibel Gunay, Jennifer Ozug, Elaine Y. Sun
  • Patent number: 9068957
    Abstract: Methods of evaluating heparin preparations, e.g., for suitability for use as a drug or for use in making a drug, by determining the absence, presence or amount of a structural signature, wherein, e.g., the structural signature is indicative of the methods used to make the heparin preparation.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: June 30, 2015
    Assignee: MOMENTA PHARMACEUTICALS, INC.
    Inventors: Nur Sibel Gunay, Miroslaw Lech, Sucharita Roy, John Schaeck, Jennifer Ozug, Daniela Beccati, Ishan Capila
  • Publication number: 20140114056
    Abstract: Methods of evaluating heparin preparations, e.g., for suitability for use as a drug or for use in making a drug, by determining the absence, presence or amount of a structural signature, wherein, e.g., the structural signature is indicative of the methods used to make the heparin preparation.
    Type: Application
    Filed: February 21, 2012
    Publication date: April 24, 2014
    Applicant: MOMENTA PHARMACEUTICALS, INC.
    Inventors: Nur Sibel Gunay, Miroslaw Lech, Sucharita Roy, John Schaeck, Jennifer Ozug, Daniela Beccati, Ishan Capila
  • Patent number: 8703498
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: April 22, 2014
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Publication number: 20140065716
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Application
    Filed: November 8, 2013
    Publication date: March 6, 2014
    Applicant: MOMENTA PHARMACEUTICALS, INC.
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Patent number: 8617896
    Abstract: Methods for analyzing mixtures of polysaccharides, for example heparin such as unfractionated heparin and enoxaparin are described. In some instances, the mixtures are analyzed using fast performance liquid chromatography (FPLC) and high liquid performance chromatography (HPLC), e.g., strong anion exchange HPLC.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: December 31, 2013
    Inventors: Zachary Shriver, Daniela Beccati, Ishan Capila, Nur Sibel Gunay, Jennifer Ozug, Steve Wudyka
  • Patent number: 8609632
    Abstract: Preparations of low molecular weight heparins (LMWHs) having improved properties, e.g., properties that provide a clinical advantage, are provided herein. Methods of making and using such preparations as well as methods of analyzing starting materials, processing, intermediates and final products in the production of such LMWH preparations are provided.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: December 17, 2013
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Zachary Shriver, Mallikarjun Sundaram, Ganesh Venkataraman, Pat Oliver-Shaffer, Yiming Yao, Zainab Sirajbhai Mamuwala, Ian David Fier, Yiwei Qi, Ishan Capila, Nur Sibel Gunay, Daniela Beccati, Cuihua Liu, Corinne Bauer, Ying Li
  • Patent number: 8435795
    Abstract: Methods of evaluating heparin preparations, e.g., for suitability for use as a drug or for use in making a drug, by determining the absence, presence or amount of a structural signature that is indicative of the methods used to make the heparin preparation.
    Type: Grant
    Filed: January 18, 2011
    Date of Patent: May 7, 2013
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Daniela Beccati, Ishan Capila, Nur Sibel Gunay, Sucharita Roy
  • Patent number: 8435799
    Abstract: The disclosure features methods of analyzing preparations of heparin, and materials derived from heparin using strong anion exchange high performance liquid chromatography (SAX-HPLC).
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: May 7, 2013
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: David Schrier, Nur Sibel Gunay, Megan Sucato, Stephen Smith, Zachary Shriver
  • Patent number: 8304250
    Abstract: A multi-dimensional chromatographic method for the separation of N-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged N-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
    Type: Grant
    Filed: April 15, 2008
    Date of Patent: November 6, 2012
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Ian Christopher Parsons, Ting Zheng, Nur Sibel Gunay, Carlos J. Bosques
  • Patent number: 8252597
    Abstract: Methods for analyzing mixtures of polysaccharides, for example heparin such as unfractionated heparin and enoxaparin are described. In some instances, the mixtures are analyzed using fast performance liquid chromatography (FPLC) and high liquid performance chromatography (HPLC), e.g., strong anion exchange HPLC.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: August 28, 2012
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Zachary Shriver, Daniela Beccati, Ishan Capila, Nur Sibel Gunay, Jennifer Ozug, Steve Wudyka
  • Patent number: 8101733
    Abstract: Methods for analyzing mixtures of polysaccharides, for example heparin or a LMWH, using reduce end labeling are described. In general, the mixture of polysaccharides includes polysaccharides having a desired structural moiety. In some instances, one or more polysaccharides in the mixture are chemically modified prior to analysis.
    Type: Grant
    Filed: June 27, 2006
    Date of Patent: January 24, 2012
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Zachary Shriver, Cuihua Liu, Nur Sibel Gunay, Ishan Capila, Ganesh Venkataraman
  • Patent number: 8076149
    Abstract: Methods for analyzing mixtures of polysaccharides, for example heparin such as unfractionated heparin and enoxaparin are described. In some instances, the mixtures are analyzed using fast performance liquid chromatography (FPLC) and high liquid performance chromatography (HPLC), e.g., strong anion exchange HPLC.
    Type: Grant
    Filed: September 9, 2010
    Date of Patent: December 13, 2011
    Assignee: Momenta Pharmaceuticals, Inc.
    Inventors: Zachary Shriver, Daniela Beccati, Ishan Capila, Nur Sibel Gunay, Jennifer Ozug, Steve Wudyka
  • Publication number: 20110207919
    Abstract: Methods of evaluating heparin preparations, e.g., for suitability for use as a drug or for use in making a drug, by determining the absence, presence or amount of a structural signature that is indicative of the methods used to make the heparin preparation.
    Type: Application
    Filed: January 18, 2011
    Publication date: August 25, 2011
    Applicant: MOMENTA PHARMACEUTICALS, INC.
    Inventors: Daniela Beccati, Ishan Capila, Nur Sibel Gunay, Sucharita Roy
  • Publication number: 20100305022
    Abstract: Preparations of low molecular weight heparins (LMWHs) having improved properties, e.g., properties that provide a clinical advantage, are provided herein. Methods of making and using such preparations as well as methods of analyzing starting materials, processing, intermediates and final products in the production of such LMWH preparations are provided.
    Type: Application
    Filed: May 26, 2010
    Publication date: December 2, 2010
    Inventors: Zachary Shriver, Mallikarjun Sundaram, Ganesh Venkataraman, Pat Oliver-Shaffer, Yiming Yao, Zainab Sirajbhai Mamuwala, Ian David Fier, Yiwei Qi, Ishan Capila, Nur Sibel Gunay, Daniela Beccati, Cuihua Liu, Corinne Bauer, Ying Li