Patents by Inventor Minghua Sun

Minghua Sun 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: 6593314
    Abstract: The present invention provides compounds of formula Ia and Ib or a pharmaceutically acceptable salt, prodrug, or ester thereof, useful in the inhibition of neuraminidase enzymes from disease-causing microorganisms, especially influenza neuraminidase, pharmaceutical formulations containing same, processes and intermediates for preparing said compounds, as well as methods of using said compounds, including preventing and treating diseases caused by microorganisms having said neuraminidase enzyme.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: July 15, 2003
    Assignee: Abbott Laboratories
    Inventors: Clarence J. Maring, Vincent L. Giranda, Yu Gui Gu, Stephen Hanessian, Dale J. Kempf, Darold L. Madigan, Kent Stewart, Vincent S. Stoll, Minghua Sun, Gary T. Wang, Jianchio Wang, Chen Zhao
  • Patent number: 6534497
    Abstract: The present invention provides substituted 11-phenyl-dibenzazepine compounds that are specific, potent and safe inhibitors of mammalian cell proliferation. The compounds can be used to inhibit mammalian cell proliferation in situ as a therapeutic approach towards the treatment or prevention of diseases characterized by abnormal cell proliferation, such as cancer.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: March 18, 2003
    Assignees: Nuchem Pharmaceuticals, Inc., Children's Medical Center Corporation, Presidents and Fellows of Harvard College
    Inventors: Carlo Brugnara, Jose Halperin, Rudolf Fluckiger, Emile M. Bellott, Jr., Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft, Michael H. Zeldin
  • Patent number: 6518305
    Abstract: Disclosed are compounds of the formula: which are useful for inhibiting neuraminidases from disease-causing microorganisms, especially, influenza neuraminidase. Also disclosed are compositions and methods for preventing and treating diseases caused by microorganisms having a neuraminidase, processes for preparing the compounds and synthetic intermediates used in these processes.
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: February 11, 2003
    Assignee: Abbott Laboratories
    Inventors: Clarence J. Maring, Yuanwei Chen, David A. Degoey, Vincent L. Giranda, David J. Grampovnik, Yu Gui Gu, Warren M. Kati, Dale J. Kempf, April Kennedy, Allan C. Krueger, Zhen Lin, Darold L. Madigan, Steven W. Muchmore, Hing L. Sham, Kent D. Stewart, Vincent S. Stoll, Minghua Sun, Gary T. Wang, Sheldon Wang, Ming C. Yeung, Chen Zhao
  • Publication number: 20020198188
    Abstract: The present invention provides substituted 3,3-diphenyl indanone, indane and indole compounds, as well as analogues thereof, which are specific, potent and safe inhibitors of mammalian cell proliferation. The compounds can be used to inhibit mammalian cell proliferation in situ as a therapeutic approach towards the treatment or prevention of diseases characterized by abnormal cell proliferation, such as cancer.
    Type: Application
    Filed: January 10, 2002
    Publication date: December 26, 2002
    Applicant: Children's Medical Center Corporation
    Inventors: Carlo Brugnara, Jose Halperin, Rudolf Fluckiger, Emile M. Bellott, Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft
  • Patent number: 6455571
    Abstract: Disclosed are compounds of the formula: which are useful for inhibiting neuraminidases from disease-causing microorganisms, especially, influenza neuraminidase. Also disclosed are compositions and methods for preventing and treating diseases caused by microorganisms having a neuraminidase, processes for preparing the compounds and synthetic intermediates used in these processes.
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: September 24, 2002
    Assignee: Abbott Laboratories
    Inventors: Clarence J. Maring, Yu Gui Gu, Hui-Ju Chen, Yuanwei Chen, David A. Degoey, William J. Flosi, Vincent L. Giranda, David J. Grampovnik, Warren M. Kati, Dale J. Kempf, April Kennedy, Larry L. Klein, Allan C. Krueger, Zhen Lin, Darold L. Madigan, Keith F. McDaniel, Steven W. Muchmore, Hing L. Sham, Kent D. Stewart, Vincent S. Stoll, Minghua Sun, Noah P. Tu, Frank L. Wagenaar, Gary T. Wang, Sheldon Wang, Paul E. Wiedeman, Yibo Xu, Ming C. Yeung, Chen Zhao, Stephen Hanessian, Malken Bayrakdarian, Xuehong Luo
  • Publication number: 20020128256
    Abstract: The present invention provides substituted 3,3-diphenyl indanone, indane and indole compounds, as well as analogues thereof which are specific, potent and safe inhibitors of the Ca2+-activated potassium channel (Gardos channel) of erythrocytes. The compounds can be used as efficacious drugs in the treatment of sickle cell disease and diseases characterized by unwanted or abnormal cell proliferation, and in particular inflammatory diseases associated with unwanted cellular proliferation.
    Type: Application
    Filed: June 13, 2001
    Publication date: September 12, 2002
    Inventors: Carlo Brugnara, Jose Halperin, Rudolf Fluckiger, Emile M. Bellott, Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft
  • Publication number: 20020119953
    Abstract: The present invention provides a class of chemical compounds useful as efficacious drugs in the treatment of sickle cell disease and diseases characterized by unwanted or abnormal cell proliferation, and in particular inflammatory diseases associated with unwanted cellular proliferation. The active compounds are substituted triaryl methane compounds or analogues thereof where one or more of the aryl groups is replaced with a heteroaryl, cycloalkyl or heterocycloalkyl group and/or the tertiary carbon atom is replaced with a different atom such as Si, Ge, N or P. the compounds inhibit mammalian cell proliferation, inhibit the Gardos channel of erythrocytes, reduce sickle erythrocyte dehydration and/or delay the occurrence of erythrocyte sickling or deformation.
    Type: Application
    Filed: August 28, 2001
    Publication date: August 29, 2002
    Inventors: Carlo Brugnara, Jose Halperin, Emile M. Bellott, Mark Froimowitz, Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Falguni M. Kher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft
  • Patent number: 6331564
    Abstract: The present invention provides a class of chemical compounds useful as efficacious drugs in the treatment of sickle cell disease and diseases characterized by unwanted or abnormal cell proliferation, and in particular inflammatory diseases associated with unwanted cellular proliferation. The active compounds are substituted triaryl methane compounds or analogues thereof where one or more of the aryl groups is replaced with a heteroaryl, cycloalkyl or heterocycloalkyl group and/or the tertiary carbon atom is replaced with a different atom such as Si, Ge, N or P, the compounds inhibit mammalian cell proliferation, inhibit the Gardos channel of erythrocytes, reduce sickle erythrocyte dehydration and/or delay the occurrence of erythrocyte sickling or deformation.
    Type: Grant
    Filed: September 23, 1998
    Date of Patent: December 18, 2001
    Assignee: Ion Pharmaceuticals, Inc.
    Inventors: Carlo Brugnara, Jose Halperin, Emile M. Bellot, Jr., Mark Froimowitz, Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Falguni M. Kher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft
  • Publication number: 20010007030
    Abstract: Disclosed is a three step synthesis of 11-aryl-5,6-dihydro-11H-dibenz[b,e]azepines from a 2-aminobenzophenone represented by the following structural formula: 1
    Type: Application
    Filed: February 6, 2001
    Publication date: July 5, 2001
    Applicant: Pharm-Eco Laboratories
    Inventors: Adel M. Moussa, Richard J. Lombardy, Reem M. Haider, Minghua Sun
  • Patent number: 6201120
    Abstract: Disclosed is a three step synthesis of 11-aryl-5,6-dihydro-11H-dibenz[b,e]azepines from a 2-aminobenzophenone represented by the following structural formula: and a starting material represented by the following structural formula: Phenyl Ring A, Phenyl Ring B and Phenyl Ring C are independently unsubstituted or substituted with one, two or three substituents. Each substituent on Phenyl Ring A, Phenyl Ring B and Phenyl Ring C is independently chosen. R is —H, a aliphatic group, a substituted aliphatic group, an aryl group, a substituted aryl group, —C(O)—R′, —C(O)—H, —C(O)—NHR′, —S(O)2R′, —C(O)—C(O)—R′, —C(O)—C(O)—H, —C(S)—R′, —C(S)—H, —C(O)—OR′, —C(S)—OR′, —C(O)—SR′, —C(S)—SR′, —C(O)—NR′2 or —C(O)—C(S)—R′.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: March 13, 2001
    Assignee: Pharm-Eco Laboratories, Inc.
    Inventors: Adel M. Moussa, Richard J. Lombardy, Reem M. Haider, Minghua Sun
  • Patent number: 6127407
    Abstract: The present invention provides substituted 3,3-diphenyl indanone, indane and indole compounds, as well as analogues thereof, which are specific, potent and safe inhibitors of mammalian cell proliferation. The compounds can be used to inhibit mammalian cell proliferation in situ as a therapeutic approach towards the treatment or prevention of diseases characterized by abnormal cell proliferation, such as cancer.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: October 3, 2000
    Assignees: Ion Pharmaceuticals, Inc., President and Fellows of Harvard College, Children's Medical Center Corporation
    Inventors: Carlo Brugnara, Jose Halperin, Rudolf Fluckiger, Emile M. Bellott, Jr., Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft
  • Patent number: 6063921
    Abstract: Disclosed is a three step synthesis of 11-aryl-5,6-dihydro-11H-dibenz[b,e]azepines from a 2-aminobenzophenone represented by the following structural formula: ##STR1## and a starting material represented by the following structural formula: ##STR2## Phenyl Ring A, Phenyl Ring B and Phenyl Ring C are independently unsubstituted or substituted with one, two or three substituents. Each substituent on Phenyl Ring A, Phenyl Ring B and Phenyl Ring C is independently chosen.R is --H, a aliphatic group, a substituted aliphatic group, an aryl group, a substituted aryl group, --C(O)--R', --C(O)--H, --C(O)--NHR', --S(O).sub.2 R', --C(O)--C(O)--R', --C(O)--C(O)--H, --C(S)--R', --C(S)--H, --C(O)--OR', --C(S)--OR', --C(O)--SR', --C(S)--SR', --C(O)--NR'.sub.2 or --C(O)--C(S)--R'. R' is an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group.R.sub.1 is a leaving group.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: May 16, 2000
    Assignee: Pharm-Eco Laboratories, Inc.
    Inventors: Adel M. Moussa, Richard J. Lombardy, Reem M. Haider, Minghua Sun
  • Patent number: 6043272
    Abstract: The present invention provides substituted 3,3-diphenyl indanone, indane and indole compounds, as well as analogues thereof, which are specific, potent and safe inhibitors of mammalian cell proliferation. The compounds can be used to inhibit mammalian cell proliferation in situ as a therapeutic approach towards the treatment or prevention of diseases characterized by abnormal cell proliferation, such as cancer.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: March 28, 2000
    Assignees: Ion Pharmaceuticals, Inc., President and Fellows of Harvard College, Children's Medical Center Corporation
    Inventors: Carlo Brugnara, Jose Halperin, Rudolf Fluckiger, Emile M. Bellott, Jr., Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft
  • Patent number: 6028103
    Abstract: The present invention provides a class of chemical compounds useful as efficacious drugs in the treatment of sickle cell disease and diseases characterized by unwanted or abnormal cell proliferation. The active compounds are substituted triaryl methane compounds or analogues thereof where one or more of the aryl groups is replaced with a heteroaryl, cycloalkyl or heterocycloalkyl group and/or the tertiary carbon atom is replaced with a different atom such as Si, Ge, N or P. The compounds inhibit mammalian cell proliferation, inhibit the Gardos channel of erythrocytes, reduce sickle erythrocyte dehydration and/or delay the occurrence of erythrocyte sickling or deformation.
    Type: Grant
    Filed: March 19, 1997
    Date of Patent: February 22, 2000
    Assignees: Children's Medical Center Corporation, Ion Pharmaceuticals, Inc.
    Inventors: Carlo Brugnara, Jose Halperin, Emile M. Bellot, Jr., Mark Froimowitz, Richard John Lombardy, John J. Clifford, Ying-Duo Gao, Reem M. Haidar, Eugene W. Kelleher, Falguni M. Kher, Adel M. Moussa, Yesh P. Sachdeva, Minghua Sun, Heather N. Taft