Patents by Inventor Shijie Zhang

Shijie Zhang 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: 20050107436
    Abstract: The invention relates to compounds of formula (I): or a pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof wherein X, Y, A, Z, L and n are defined herein. These compounds are useful as immunosuppressive agents and for treating and preventing inflammatory conditions and immune disorders.
    Type: Application
    Filed: July 22, 2004
    Publication date: May 19, 2005
    Inventors: Yu Xie, Mats Holmqvist, Jerome Mahiou, Mitsunori Ono, Lijun Sun, Shoujun Chen, Shijie Zhang, Jun Jiang, Dinesh Chimmanamada, Chih-Yi Yu
  • Publication number: 20040152897
    Abstract: Disclosed are methods of preparing substituted indolizines represented by the following formula: 1
    Type: Application
    Filed: September 11, 2003
    Publication date: August 5, 2004
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Lijun Sun, Keizo Koya, Zhi-Qiang Xia, Teresa Przewloka, Shijie Zhang, Mitsunori Ono
  • Publication number: 20040053926
    Abstract: This invention relates to triazine compounds of formula (I): 1
    Type: Application
    Filed: September 5, 2003
    Publication date: March 18, 2004
    Applicant: Synta Pharmaceuticals Corp., a Delaware Corporation
    Inventors: M. Ono, Lijun Sun, Shijie Zhang, Teresa Przewloka, David A. James, Wenli Ding, Yumiko Wada
  • Publication number: 20040048873
    Abstract: This invention features pyrimidine compounds of formula (I): 1
    Type: Application
    Filed: September 5, 2003
    Publication date: March 11, 2004
    Applicant: Synta Pharmaceuticals Corp., a Delaware corporatio
    Inventors: Mitsunori Ono, Shijie Zhang, Teresa Przewloka, K. Koya, Elena Kostik, Yuniko Wada, Lijun Sun, Weiwen Ying
  • Patent number: 6693097
    Abstract: This invention features pyrimidine compounds of formula (I): aryl, or heteroaryl; each of R2 and R4, independently, is Rc, halogen, nitro, cyano, isothionitro, SRc, or ORc; or R2 and R4, taken together, is carbonyl; R3 is Rc, alkenyl, alkynyl, ORc, OC(O)Rc, SO2Rc, S(O)Rc, S(O2)NRcRd, SRc, NRcRd, NRcCORd, NRcC(O)ORd, NRcC(O)NRcRd, NRcSO2Rd, CORc, C(O)ORc, or C(O)NRcRd; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is O, S, S(O), S(O2), or NRc; Y is a covalent bond, CH2, C(O), C═N—Rc, C═N—ORc, C═N—SRc, O, S, S(O), S(O2), or NRc; Z is N or CH; one of U and V is N, and the other is CRc; and W is O, S, S(O), S(O2), NRc, or NC(O)Rc; in which each of Ra and Rb, independently, is H, alkyl, aryl, heteroaryl; and each of Rc and Rd, independently, is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: February 17, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Mitsunori Ono, Shijie Zhang, Teresa Przewloka, K. Koya, Elena Kostik, Yuniko Wada, Lijun Sun, Weiwen Ying
  • Patent number: 6680315
    Abstract: This invention relates to triazine compounds of formula (I): R1 is, aryl, or heteroaryl; each of R2, R4, and R5, independently, is Rc, halogen, nitro, nitroso, cyano, azide, isothionitro, SRc, or ORc; R3 is Rc, alkenyl, alkynyl, aryl, heteroaryl, cyclyl, heterocyclyl, ORc, OC(O)Rc, SO2Rc, S(O)Rc, S(O2)NRcRd, SRc, NRcRd, NRcCORd, NRcC(O)ORd, NRcC(O)NRcRd, NRcSO2Rd, CORc, C(O)ORc, or C(O)NRcRd; n is 0, 1, 2, 3, 4, 5, 6, or 7; X is O, S, S(O), S(O2), or NRc; Y is a covalent bond, CH2, C(O), C═N—Rc, C═N—ORc, C═N—SRc, O, S, S(O), or S(O2); Z is N; and W is O, S, S(O), S(O2), NRc, or NC(O)Rc; in which each of Ra and Rb, independently, is H, alkyl, aryl, heteroaryl; and each of Rc and Rd, independently, is H, alkyl, or alkylcarbonyl.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: January 20, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Mitsunori Ono, Lijun Sun, Shijie Zhang, Teresa Przewloka, David A. James, Wenli Ding, Yumiko Wada
  • Publication number: 20030139403
    Abstract: This invention features pyrimidine compounds of formula (I): 1 2
    Type: Application
    Filed: November 30, 2001
    Publication date: July 24, 2003
    Inventors: M. Ono, Lijun Sun, Teresa Przewloka, Shijie Zhang, Elena Kostic, Weiwen Ying, Yumiko Wada, K. Koya
  • Publication number: 20020082259
    Abstract: This invention relates to triazine compounds of formula (I): 1
    Type: Application
    Filed: November 30, 2001
    Publication date: June 27, 2002
    Inventors: M Ono, Lijun Sun, Shijie Zhang, Teresa Przewloka, David A. James, Wenli Ding, Yumiko Wada
  • Patent number: 6255323
    Abstract: A cyanoguanidine compound of the following formula: is disclosed. A cyanoguanidine compound of the present invention possess a high specificity for tumor cells. Also disclosed are methods for preparing a cyanoguanidine compound.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: July 3, 2001
    Assignee: Shionogi Bioresearch Corp.
    Inventors: Tai-Nang Huang, Guiqing Liang, Weimin Liu, Teresa Przewloka, Ming Shen, Shijie Zhang