Patents by Inventor Chuansheng Ge

Chuansheng Ge 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).

  • Publication number: 20110224440
    Abstract: The present invention provides new processes for the preparation of unsubstituted and substituted 4-amino-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione compounds which are useful, for example, for preventing or treating diseases or conditions related to an abnormally high level or activity of TNF-?. The invention can provide improved and/or efficient processes for the commercial production of unsubstituted and substituted 4-amino-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione compounds, including, but not limited to, unsubstituted 4-amino-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione.
    Type: Application
    Filed: May 27, 2011
    Publication date: September 15, 2011
    Inventors: Chuansheng Ge, George W. Muller, Roger Chen, Manohar Tukaram Saindane
  • Patent number: 7994327
    Abstract: The present invention provides new processes for the preparation of unsubstituted and substituted 4-amino-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione compounds which are useful, for example, for preventing or treating diseases or conditions related to an abnormally high level or activity of TNF-?. The invention can provide improved and/or efficient processes for the commercial production of unsubstituted and substituted 4-amino-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione compounds, including, but not limited to, unsubstituted 4-amino-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: August 9, 2011
    Assignee: Celgene Corporation
    Inventors: Chuansheng Ge, George W. Muller, Roger Chen, Manohar Tukaram Saindane
  • Publication number: 20110112307
    Abstract: Solid forms comprising (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, compositions comprising the solid forms, methods of making the solid forms and methods of their use are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Application
    Filed: November 12, 2010
    Publication date: May 12, 2011
    Inventors: George W. MULLER, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge, Jean Xu
  • Publication number: 20110087033
    Abstract: Methods for preparation of isoindolin-1-one compounds are described.
    Type: Application
    Filed: October 8, 2010
    Publication date: April 14, 2011
    Inventors: Anthony J. Frank, Hon-Wah Man, Chuansheng Ge, Manohar Saindane
  • Patent number: 7893101
    Abstract: Solid forms comprising (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, compositions comprising the solid forms, methods of making the solid forms and methods of their use are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Grant
    Filed: March 27, 2008
    Date of Patent: February 22, 2011
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge, Jean Xu
  • Patent number: 7863451
    Abstract: The present invention concerns new processes for the preparation of substituted 2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolines which are useful for preventing or treating diseases or conditions related to an abnormally high level or activity of TNF?. The invention provides processes for the commercial production of substituted 2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolines including, but not limited to, the therapeutically active 3-(4-amino-1-oxoisoindolin-2-yl)piperidine-2,6-dione.
    Type: Grant
    Filed: September 1, 2005
    Date of Patent: January 4, 2011
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Roger Chen, Manohar Tukaram Saindane, Chuansheng Ge
  • Publication number: 20100168475
    Abstract: Processes for synthesizing aminosulfone compounds are provided. Aminosulfone compounds obtained using methods provided herein are useful in production or synthesis of isoindoline based PDE 4 modulators.
    Type: Application
    Filed: September 9, 2009
    Publication date: July 1, 2010
    Inventors: Manohar T. SAINDANE, Chuansheng GE
  • Publication number: 20100160405
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Application
    Filed: December 3, 2009
    Publication date: June 24, 2010
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Patent number: 7659303
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: February 9, 2010
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Patent number: 7659302
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: February 9, 2010
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Patent number: 7507759
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: March 24, 2009
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Publication number: 20080242719
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Application
    Filed: April 4, 2008
    Publication date: October 2, 2008
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Publication number: 20080234359
    Abstract: Solid forms comprising (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, compositions comprising the solid forms, methods of making the solid forms and methods of their use are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Application
    Filed: March 27, 2008
    Publication date: September 25, 2008
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge, Jean Xu
  • Patent number: 7427638
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Grant
    Filed: April 13, 2005
    Date of Patent: September 23, 2008
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Publication number: 20080207730
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Application
    Filed: February 8, 2008
    Publication date: August 28, 2008
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Patent number: 7358272
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: April 15, 2008
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Publication number: 20080064876
    Abstract: The present invention provides processes for the preparation of substituted 2-(2,6-dioxopiperidin-3-yl)isoindole-1,3-diones which are useful, for example, for preventing or treating diseases or conditions related to an abnormally high level or activity of TNF-?. The invention can provide cost-effective and efficient processes for the commercial production of substituted 2-(2,6-dioxopiperidin-3-yl)isoindole-1,3-diones, including, but not limited to, 4-[(N,N-dimethylhydrazono)methyl]-2-(2,6-dioxopiperidin-3-yl)isoindole-1,3-dione, 4-aminomethyl-2-(2,6-dioxopiperidin-3-yl)isoindole-1,3-dione, and 4-[(acylamino)methyl]-2-(2,6-dioxopiperidin-3-yl)isoindole-1,3-diones.
    Type: Application
    Filed: May 15, 2007
    Publication date: March 13, 2008
    Inventors: George Muller, Manohar Saindane, Chuansheng Ge, Mohit Kothare, Louise Cameron, Mark Rogers
  • Publication number: 20080027123
    Abstract: Stereomerically pure (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione, substantially free of its (?) isomer, and prodrugs, metabolites, polymorphs, salts, solvates, hydrates, and clathrates thereof are discussed. Also discussed are methods of using and pharmaceutical compositions comprising the (+) enantiomer of 2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione are disclosed. The methods include methods of treating and/or preventing disorders ameliorated by the reduction of levels of TNF-? or the inhibition of PDE4.
    Type: Application
    Filed: June 29, 2007
    Publication date: January 31, 2008
    Inventors: George Muller, Peter Schafer, Hon-Wah Man, Chuansheng Ge
  • Publication number: 20060258706
    Abstract: The present invention provides solid forms of Compound (I), pharmaceutical compositions thereof, and methods for the treatment or prevention of diseases including, but not limited to a liver disease, cancer, a cardiovascular disease, a metabolic disease, a renal disease, an autoimmune condition, an inflammatory condition, macular degeneration, pain and related syndromes, disease-related wasting, an asbestos-related condition, pulmonary hypertension, ischemia/reperfusion injury, central nervous system (CNS) injury/damage or a disease treatable or preventable by the inhibition of JNK. In particular, the invention relates to certain novel crystal forms of the compound 1-(5-(1H-1,2,4-triazol-5-yl)(1H-indazol-3-yl))-3-(2-piperidylethoxy)benzene.
    Type: Application
    Filed: April 27, 2006
    Publication date: November 16, 2006
    Inventors: Manohar Saindane, Chuansheng Ge
  • Publication number: 20060052609
    Abstract: The present invention concerns new processes for the preparation of substituted 2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolines which are useful for preventing or treating diseases or conditions related to an abnormally high level or activity of TNF?. The invention provides processes for the commercial production of substituted 2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolines including, but not limited to, the therapeutically active 3-(4-amino-1-oxoisoindolin-2-yl)piperidine-2,6-dione.
    Type: Application
    Filed: September 1, 2005
    Publication date: March 9, 2006
    Inventors: George Muller, Roger Chen, Manohar Saindane, Chuansheng Ge