Patents by Inventor Kerstin KNEPPER

Kerstin KNEPPER 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).

  • PREPARATION OF MICAFUNGIN INTERMEDIATES
    Publication number: 20160264628
    Abstract: The present invention relates to the preparation of compounds, in particular to the preparation of compounds of formula (I), which may be used with a compound of formula (VI), or a salt thereof as intermediates for the preparation of antifungal agents, preferably micafungin (MICA) or a salt thereof.
    Type: Application
    Filed: May 23, 2016
    Publication date: September 15, 2016
    Inventors: Roland Barth, Kerstin Knepper, Hubert Sturm
  • Method for the preparation of substituted oxazolidinones
    Patent number: 9221771
    Abstract: The present invention relates to methods for the preparation of a compound having the formula (X). Individual reaction steps as well as intermediates are additionally claimed.
    Type: Grant
    Filed: April 11, 2012
    Date of Patent: December 29, 2015
    Assignee: Sandoz AG
    Inventors: Hubert Sturm, Kerstin Knepper
  • PREPARATION OF MICAFUNGIN INTERMEDIATES
    Publication number: 20140329989
    Abstract: The present invention relates to the preparation of compounds, in particular to the preparation of compounds of formula (I), which may be used with a compound of formula (VI), or a salt thereof as intermediates for the preparation of antifungal agents, preferably micafungin (MICA) or a salt thereof.
    Type: Application
    Filed: September 7, 2012
    Publication date: November 6, 2014
    Applicant: SANDOZ AG
    Inventors: Roland Barth, Kerstin Knepper, Hubert Sturm
  • METHOD FOR THE PREPARATION OF SUBSTITUTED OXAZOLIDINONES
    Publication number: 20140213784
    Abstract: The present invention relates to methods for the preparation of a compound having the formula (X). Individual reaction steps as well as intermediates are additionally claimed.
    Type: Application
    Filed: April 11, 2012
    Publication date: July 31, 2014
    Applicant: SANDOZ AG
    Inventors: Hubert Sturm, Kerstin Knepper
  • Method for the preparation of rivoraxaban
    Patent number: 8648189
    Abstract: The present invention relates to the use of a compound having the formula (II) for the preparation of a compound having the formula (V). Methods of preparing the compound having the formula (V) using the compound having the formula (II) are also described. Individual reaction steps as well as intermediates are additionally claimed.
    Type: Grant
    Filed: February 10, 2011
    Date of Patent: February 11, 2014
    Assignee: Sandoz AG
    Inventors: Hubert Sturm, Dominic De Souza, Kerstin Knepper, Martin Albert
  • METHOD FOR THE PREPARATION OF RIVORAXABAN
    Publication number: 20130184457
    Abstract: The present invention relates to the use of a compound having the formula (II) for the preparation of a compound having the formula (V). Methods of preparing the compound having the formula (V) using the compound having the formula (II) are also described. Individual reaction steps as well as intermediates are additionally claimed.
    Type: Application
    Filed: February 10, 2011
    Publication date: July 18, 2013
    Applicant: SANDOZ AG
    Inventors: Hubert Sturm, Dominic De Souza, Kerstin Knepper, Martin Albert
  • Process for the production of prostaglandins and prostaglandin analogs
    Patent number: 8481758
    Abstract: The present invention relates to an improved process for the production of prostaglandins and prostaglandin analogs. In particular, this invention relates to the production of prostaglandins of the PGF2?-series, including latanoprost, travoprost, and bimatoprost, which are active pharmaceutical ingredients used for the reduction of elevated intra-ocular pressure in patients with glaucoma and ocular hypertension.
    Type: Grant
    Filed: July 10, 2009
    Date of Patent: July 9, 2013
    Assignee: Sandoz AG
    Inventors: Martin Albert, Andreas Berger, Dominic De Souza, Kerstin Knepper, Hubert Sturm
  • PREPARATION OF MORPHOLINE DERIVATIVES
    Publication number: 20110009629
    Abstract: This invention relates to processes and intermediates for the stereoselective morpholine derivatives. The invention in particular allows the stereoselective preparation of the drugs aprepitant and fosaprepitant.
    Type: Application
    Filed: February 20, 2009
    Publication date: January 13, 2011
    Applicant: SANDOZ AG
    Inventors: Martin Albert, Dominic DeSouza, Kerstin Knepper
  • Process for the Production of Prostaglandins and Prostaglandin Analogs
    Publication number: 20100010239
    Abstract: The present invention relates to an improved process for the production of prostaglandins and prostaglandin analogs. In particular, this invention relates to the production of prostaglandins of the PGF2?-series, including latanoprost, travoprost, and bimatoprost, which are active pharmaceutical ingredients used for the reduction of elevated intra-ocular pressure in patients with glaucoma and ocular hypertension.
    Type: Application
    Filed: July 10, 2009
    Publication date: January 14, 2010
    Applicant: Sandoz AG
    Inventors: Martin ALBERT, Andreas BERGER, Dominic DE SOUZA, Kerstin KNEPPER, Hubert STURM