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).

  • Methods of using (+)-2-[1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4 acetylaminoisoindoline 1,3-dione
    Publication number: 20050267196
    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 28, 2005
    Publication date: December 1, 2005
    Inventors: George Muller, Peter Schafer, Hon-Wah Man, Chuansheng Ge
  • (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione: methods of using and compositions thereof
    Patent number: 6962940
    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: March 19, 2003
    Date of Patent: November 8, 2005
    Assignee: Celgene Corporation
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • (+)-2-[1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione:methods of using and compositions thereof
    Publication number: 20050192336
    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 13, 2005
    Publication date: September 1, 2005
    Inventors: George Muller, Peter Schafer, Hon-Wah Man, Chuansheng Ge
  • (+)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione: methods of using and compositions thereof
    Publication number: 20030187052
    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-&agr; or the inhibition of PDE4.
    Type: Application
    Filed: March 19, 2003
    Publication date: October 2, 2003
    Inventors: George W. Muller, Peter H. Schafer, Hon-Wah Man, Chuansheng Ge
  • Methods for production of piperidyl acetamide stereoisomers
    Patent number: 6359139
    Abstract: Synthetic methods are provided comprising the steps of racemizing l-threo-piperidyl acetamides to form a mixture of d-threo, l-threo, d-erythro, and l-erythro-piperidyl acetamides by reacting said l-threo-piperidyl acetamides with alkanoic acid.
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: March 19, 2002
    Assignee: Celgene Corporation
    Inventors: Vikram Khetani, William Konnecke, Chuansheng Ge