Patents by Inventor Xihan Wu

Xihan Wu 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: 7572809
    Abstract: The present invention relates to the compounds of formula I: their pharmaceutically acceptable salts or esters, enantiomeric forms, diastereoisomers and racemates, the preparation of such compounds, pharmaceutical compositions containing them and their manufacture, as well as the use of such compounds in the control or prevention of illnesses such as cancer.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: August 11, 2009
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Li Chen, Guy Georges, Alfred Mertens, Xihan Wu
  • Patent number: 7528136
    Abstract: The present invention relates to a compound of formula I wherein R1, R2, R3, R4, R5, X, n, and o are as defined herein and to a pharmaceutically acceptable acid addition salt thereof which are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: May 5, 2009
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Bo Han, Henner Knust, Matthias Nettekoven, Hasane Ratni, Xihan Wu
  • Publication number: 20090076081
    Abstract: The invention relates to a compound of formula wherein Ar1, Ar2, R1, R2, R3, R4, R5, and R5? or to a pharmaceutically active salt thereof. The compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).
    Type: Application
    Filed: September 10, 2008
    Publication date: March 19, 2009
    Inventors: Henner Knust, Matthias Nettekoven, Hasane Ratni, Walter Vifian, Xihan Wu
  • Patent number: 7501422
    Abstract: The present invention relates to a compound of formula I wherein R1, R2, R3, and n are as defined herein or to a pharmaceutically acceptable acid addition salt thereof. These compounds are NK3 receptor antagonists, useful for the treatment of such disorders as depression, pain, bipolar disorders, psychosis, Parkinson's disease, schizophrenia, anxiety, and attention deficit hyperactivity disorder (ADHD).
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: March 10, 2009
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Bo Han, Henner Knust, Matthias Nettekoven, Hasane Ratni, Xihan Wu
  • Publication number: 20090054644
    Abstract: The invention relates to a compound of general formula wherein Ar, R1, R2, R3, R4, n, o, p, s, X and are as defined herein or to a pharmaceutically active salt thereof, including all stereoisomeric forms, individual diastereoisomers and enantiomers of the compound of formula (I) as well as racemic and non-racemic mixtures thereof. The compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).
    Type: Application
    Filed: August 21, 2008
    Publication date: February 26, 2009
    Inventors: Philippe Jablonski, Kenichi Kawasaki, Henner Knust, Anja Limberg, Matthias Nettekoven, Hasane Ratni, Claus Riemer, Xihan Wu
  • Publication number: 20090042896
    Abstract: The invention relates to a compound of formula I wherein Ar1, Ar2, R1, R2, R3, R4, n, o, p, and q are as defined herein and to a pharmaceutically active salt thereof, including all stereoisomeric forms, individual diastereoisomers and enantiomers of the compound of formula (I) as well as racemic and non-racemic mixtures thereof. The compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).
    Type: Application
    Filed: August 4, 2008
    Publication date: February 12, 2009
    Inventors: Philippe Jablonski, Kenichi Kawasaki, Henner Knust, Anja Limberg, Matthias Nettekoven, Hasane Ratni, Claus Riemer, Xihan Wu
  • Publication number: 20080312216
    Abstract: The present invention relates to a compound of formula I wherein R1, R2, R3, R4, R9, R10, m and n are as defined herein, or to a pharmaceutically acceptable acid addition salt thereof. The present compounds are high potential NK-3 receptor antagonists for the treatment of depression, bipolar disorders, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).
    Type: Application
    Filed: June 3, 2008
    Publication date: December 18, 2008
    Inventors: Henner Knust, Matthias Nettekoven, Hasane Ratni, Xihan Wu
  • Publication number: 20080306089
    Abstract: The present invention relates to a compound of formula I wherein R1, R2, R3, and n are as defined herein or to a pharmaceutically acceptable acid addition salt thereof. These compounds are NK3 receptor antagonists, useful for the treatment of such disorders as depression, pain, bipolar disorders, psychosis, Parkinson's disease, schizophrenia, anxiety, and attention deficit hyperactivity disorder (ADHD).
    Type: Application
    Filed: May 30, 2008
    Publication date: December 11, 2008
    Inventors: Bo Han, Henner Knust, Matthias Nettekoven, Hasane Ratni, Xihan Wu
  • Publication number: 20080306086
    Abstract: The present invention relates to a compound of formula I wherein R2 R3, R4, R5, X, n, and o are as defined herein and to a pharmaceutically acceptable acid addition salt thereof which are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).
    Type: Application
    Filed: May 30, 2008
    Publication date: December 11, 2008
    Inventors: Bo Han, Henner Knust, Matthias Nettekoven, Hasane Ratni, Xihan Wu
  • Publication number: 20080275021
    Abstract: The invention relates to pyrrolidine derivatives of formula wherein R1, R2, R3, n, and o are defined in the specification and to pharmaceutically active acid-addition salts thereof. Compounds of formula I have a high affinity simultaneously to both the NK1 and the NK3 receptors (dual NK1/NK3 receptor antagonists), useful in the treatment of schizophrenia.
    Type: Application
    Filed: April 14, 2008
    Publication date: November 6, 2008
    Inventors: Caterina Bissantz, Torsten Hoffmann, Philippe Jablonski, Henner Knust, Mathias Nettekoven, Hasane Ratni, Xihan Wu
  • Publication number: 20070179151
    Abstract: The present invention relates to the compounds of formula I: their pharmaceutically acceptable salts or esters, enantiomeric forms, diastereoisomers and racemates, the preparation of such compounds, pharmaceutical compositions containing them and their manufacture, as well as the use of such compounds in the control or prevention of illnesses such as cancer.
    Type: Application
    Filed: December 12, 2006
    Publication date: August 2, 2007
    Inventors: Li Chen, Guy Georges, Alfred Mertens, Xihan Wu