Patents by Inventor Olga Schone

Olga Schone 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: 10351533
    Abstract: The present invention relates to a process for the preparation of carbamoylamino pyrazole derivatives using diacetoxyiodobenzene (PhI(OAc)2) in combination with a non-nucleophilic base.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: July 16, 2019
    Assignee: Sandoz AG
    Inventors: Olga Schöne, Hans-Peter Spitzenstätter, Marius Kaufmann
  • Patent number: 10160779
    Abstract: A process for preparing a compound of formula (I) or a salt thereof, the process comprising providing a compound of formula (III) wherein PG is an inert electron withdrawing hydroxyl protecting group, reacting the compound of formula (III) with a fluorinating agent, obtaining a compound of formula (II) and deprotecting the compound of formula (II).
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: December 25, 2018
    Assignee: Sandoz AG
    Inventors: Olga Schöne, Thorsten Wilhelm
  • Publication number: 20180305319
    Abstract: The present invention relates to a process for the preparation of carbamoylamino pyrazole derivatives using diacetoxyiodobenzene (PhI(OAc)2) in combination with a non-nucleophilic base.
    Type: Application
    Filed: June 28, 2016
    Publication date: October 25, 2018
    Applicant: Sandoz AG
    Inventors: Olga SCHÖNE, Hans-Peter Spitzenstätter, Marius KAUFMANN
  • Publication number: 20180298045
    Abstract: A process for preparing a compound of formula (I) or a salt thereof, the process comprising providing a compound of formula (III) wherein PG is an inert electron withdrawing hydroxyl protecting group, reacting the compound of formula (III) with a fluorinating agent, obtaining a compound of formula (II) and deprotecting the compound of formula (II).
    Type: Application
    Filed: June 22, 2016
    Publication date: October 18, 2018
    Applicant: Sandoz AG
    Inventors: Olga SCHÖNE, Thorsten WILHELM
  • Publication number: 20180162896
    Abstract: A process for preparing a nucleoside phosphoramidate, in particular to a process for preparing sofosbuvir, wherein a phosphoramidate derivative is used as starting material.
    Type: Application
    Filed: May 26, 2016
    Publication date: June 14, 2018
    Applicant: Sandoz AG
    Inventors: Thorsten Wilhelm, Olga Schöne, Hans-Peter Spitzenstätter
  • Publication number: 20170313735
    Abstract: A process comprising (i) providing a mixture comprising a compound of formula (I) or isomers, stereoisomers, diastereomers, enantiomers or salts thereof; (ii) subjecting the mixture provided in (i) to fluorinating conditions in the presence of a fluorination agent selected from the group consisting of diethylamino (difluoro) sulfonium tetrafluoroborate and difluoro(morpholino) sulfonium tetrafluoroborate obtaining a mixture comprising a compound of formula (II) or isomers, stereoisomers diastereomers, enantiomers or salts thereof; (iii) optionally subjecting the mixture obtained in (ii) to deprotection conditions, obtaining a mixture comprising the compound of formula (III) or isomers, stereoisomers, diastereomers, enantiomers or salts thereof.
    Type: Application
    Filed: June 22, 2015
    Publication date: November 2, 2017
    Applicant: Sandoz AG
    Inventors: Olga Schone, Thorsten Wilhelm, Hans-Peter Spitzenstatter, Julia Juen
  • Publication number: 20170218006
    Abstract: A process for the preparation of a compound of formula (I) including all isomers, stereoisomers, enantiomers and diastereomers thereof (I), and salts thereof; the process comprising providing a mixture comprising a compound of formula (II) and a compound of formula (III) subjecting the mixture provided in a) to reaction conditions in the presence of one or more Lewis acids to the mixture provided in a), obtaining a mixture comprising the compound of formula (I).
    Type: Application
    Filed: July 31, 2015
    Publication date: August 3, 2017
    Applicant: Sandoz AG
    Inventors: Thorsten Wilhelm, Hans-Peter Spitzenstätter, Olga Schöne, Frank Richter, Erwin Schreiner
  • Publication number: 20050110268
    Abstract: A personalized medication card for patients includes a listing of medicine pills to be taken by the patient, a color image of each pill, and instructions for administering the pills into the body.
    Type: Application
    Filed: November 21, 2003
    Publication date: May 26, 2005
    Inventor: Olga Schone