Patents by Inventor Julian Levell

Julian Levell 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: 8828974
    Abstract: The present invention relates to a series of substituted 3-aminopropane phosphinic acid derivatives of formula I: wherein R, R1, P1, P2 and P3 are as defined herein. The compounds of this invention are useful in treating a variety of diseases including but not limited to depression, anxiety, certain psychiatric symptoms, cognitive impairment and schizophrenia.
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: September 9, 2014
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Yong Mi Choi-Sledeski, Julian Levell, Gregory Bernard Poli, Mark Czekaj, Alan John Collis, Roy Vaz
  • Publication number: 20120208784
    Abstract: The present invention relates to a series of substituted 3-aminopropane phosphinic acid derivatives of formula I: wherein R, R1, P1, P2 and P3 are as defined herein. The compounds of this invention are useful in treating a variety of diseases including but not limited to depression, anxiety, certain psychiatric symptoms, cognitive impairment and schizophrenia.
    Type: Application
    Filed: April 24, 2012
    Publication date: August 16, 2012
    Applicant: AVENTIS PHARMACEUTICALS INC.
    Inventors: Yong Mi CHOI-SLEDESKI, Julian LEVELL, Gregory Bernard POLI, Mark CZEKAJ, Alan John COLLIS, Roy VAZ
  • Patent number: 8183231
    Abstract: The present invention relates to a series of substituted 3-aminopropane phosphinic acid derivatives of formula I: wherein R, R1, P1, P2 and P3 are as defined herein. The compounds of this invention are useful in treating a variety of diseases including but not limited to depression, anxiety, certain psychiatric symptoms, cognitive impairment and schizophrenia.
    Type: Grant
    Filed: October 24, 2006
    Date of Patent: May 22, 2012
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Yong Mi Choi-Sledeski, Julian Levell, Gregory Bernard Poli, Mark Czekaj, Alan John Collis, Roy Vaz
  • Patent number: 7947684
    Abstract: This invention relates to compounds of formula which inhibit Factor Xa or tryptase, to pharmaceutical compositions containing the compounds, and to the use of the compounds for the treatment of patients suffering from conditions which can be ameliorated by the administration of an inhibitor of Factor Xa or tryptase.
    Type: Grant
    Filed: July 8, 2003
    Date of Patent: May 24, 2011
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Heinz Pauls, Yong Gong, Julian Levell, Peter Astles, Paul R. Eastwood
  • Patent number: 7482459
    Abstract: The present invention extends to the compound of formula I: or a prodrug, pharmaceutically acceptable salt, or solvate of said compound. Furthermore, the present invention is directed to a pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula I, and a pharmaceutically acceptable carrier. Furthermore, the present invention is directed to the use of a compound of formula I as an inhibitor of tryptase, comprising introducing the compound into a composition comprising tryptase. In addition, the present invention is directed to the use of a compound of formula I for treating a patient suffering from, or subject to, a physiological condition in need of amelioration of an inhibitor of tryptase comprising administering to the patient a therapeutically effective amount of the compound of claim 1 The present invention is directed also to the preparation of a compound of formula I.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: January 27, 2009
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Zhongli Gao, Larry Davis, Julian Levell, Mark Czekaj, Adam W. Sledeski
  • Publication number: 20070142435
    Abstract: The present invention extends to the compound of formula I: or a prodrug, pharmaceutically acceptable salt, or solvate of said compound. Furthermore, the present invention is directed to a pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula I, and a pharmaceutically acceptable carrier. Furthermore, the present invention is directed to the use of a compound of formula I as an inhibitor of tryptase, comprising introducing the compound into a composition comprising tryptase. In addition, the present invention is directed to the use of a compound of formula I for treating a patient suffering from, or subject to, a physiological condition in need of amelioration of an inhibitor of tryptase comprising administering to the patient a therapeutically effective amount of the compound of claim 1 The present invention is directed also to the preparation of a compound of formula I.
    Type: Application
    Filed: September 14, 2006
    Publication date: June 21, 2007
    Applicant: AVENTIS PHARMACEUTICALS INC.
    Inventors: Zhongli Gao, Larry Davis, Julian Levell, Mark Czekaj, Adam Sledeski
  • Publication number: 20070060502
    Abstract: The present invention relates to a series of substituted 3-aminopropane phosphinic acid derivatives of formula I: wherein R, R1, P1, P2 and P3 are as defined herein. The compounds of this invention are useful in treating a variety of diseases including but not limited to depression, anxiety, certain psychiatric symptoms, cognitive impairment and schizophrenia.
    Type: Application
    Filed: October 24, 2006
    Publication date: March 15, 2007
    Applicant: AVENTIS PHARMACEUTICALS INC.
    Inventors: Yong Choi-Sledeski, Julian Levell, Gregory Poli, Mark Czekaj, Alan Collis, Roy Vaz
  • Patent number: 6977263
    Abstract: Provided herein are novel and useful compounds having a tryptase inhibition activity, pharmaceutical compositions comprising such compounds, and methods treating subjects suffering from a condition, disease, or disorder that can be ameliorated by the administration of an inhibitor of tryptase, e.g., asthma and inflammatory diseases, to name only a few.
    Type: Grant
    Filed: April 26, 2001
    Date of Patent: December 20, 2005
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Peter C. Astles, Paul R. Eastwood, Olivier Houille, Julian Levell, Heinz Pauls, Mark Czekaj, Guyan Liang, Yong Gong, James Pribish, Kent Neuenschwander
  • Publication number: 20050228018
    Abstract: Provided herein are novel and useful compounds having a tryptase inhibition activity, pharmaceutical compositions comprising such compounds, and methods treating subjects suffering from a condition, disease, or disorder that can be ameliorated by the administration of an inhibitor of tryptase, e.g., asthma and inflammatory diseases, to name only a few.
    Type: Application
    Filed: February 14, 2005
    Publication date: October 13, 2005
    Applicant: AVENTIS PHARMACEUTICALS INC.
    Inventors: Peter Astles, Paul Eastwood, Olivier Houille, Julian Levell, Heinz Pauls, Mark Czekaj, Guyan Liang, Yong Gong, James Pribish, Kent Neuenschwander
  • Publication number: 20050124691
    Abstract: Disclosed are novel ?-aryl-N-alkylnitrone compounds and pharmaceutical compositions containing such compounds. The disclosed compositions are useful as therapeutics for preventing and/or treating neurodegenerative, autoimmune and inflammatory conditions in mammals and as analytical reagents for detecting free radicals.
    Type: Application
    Filed: March 5, 2004
    Publication date: June 9, 2005
    Inventors: Judith Kelleher, Kirk Maples, Alina Dykman, Yong-Kang Zhang, Allan Wilcox, Julian Levell
  • Publication number: 20040220171
    Abstract: This invention relates to compounds of formula 1
    Type: Application
    Filed: July 8, 2003
    Publication date: November 4, 2004
    Applicant: AVENTIS PHARMACEUTICALS INC
    Inventors: Heinz Pauls, Yong Gong, Julian Levell, Peter Astles, Paul R. Eastwood
  • Publication number: 20030187020
    Abstract: Provided herein are novel and useful compounds having a tryptase inhibition activity, pharmaceutical compositions comprising such compounds, and methods treating subjects suffering from a condition, disease, or disorder that can be ameliorated by the administration of an inhibitor of tryptase, e.g., asthma and inflammatory diseases, to name only a few.
    Type: Application
    Filed: April 26, 2001
    Publication date: October 2, 2003
    Inventors: Peter C. Astles, Paul R. Eastwood, Olivier Houille, Julian Levell, Heinz Pauls, Mark Czekaj, Guyan Liang, Yong Gong, James Pribish, Kent Neuenschwander
  • Publication number: 20030087957
    Abstract: Disclosed are novel &agr;-aryl-N-alkylnitrone compounds and pharmaceutical compositions containing such compounds. The disclosed compositions are useful as therapeutics for preventing and/or treating neurodegenerative, autoimmune and inflammatory conditions in mammals and as analytical reagents for detecting free radicals.
    Type: Application
    Filed: February 11, 2002
    Publication date: May 8, 2003
    Inventors: Judith A. Kelleher, Kirk R. Maples, Alina Dykman, Yong-Kang Zhang, Allan L. Wilcox, Julian Levell
  • Patent number: 6441032
    Abstract: Disclosed are novel &agr;-aryl-N-alkylnitrone compounds and pharmaceutical compositions containing such compounds. The disclosed compositions are useful as therapeutics for preventing and/or treating neurodegenerative, autoimmune and inflammatory conditions in mammals and as analytical reagents for detecting free radicals.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: August 27, 2002
    Assignee: Centaur Pharmaceuticals, Inc.
    Inventors: Judith A. Kelleher, Kirk R. Maples, Alina Dykman, Yong-Kang Zhang, Allan L. Wilcox, Julian Levell
  • Patent number: 6433008
    Abstract: Disclosed are novel aryl-N-alkylnitrone compounds and pharmaceutical compositions containing such compounds. The disclosed compositions are useful as therapeutics for preventing and/or treating neurodegenerative, autoimmune and inflammatory conditions in mammals and as analytical reagents for detecting free radicals.
    Type: Grant
    Filed: July 18, 2000
    Date of Patent: August 13, 2002
    Assignee: Centaur Pharmaceuticals, Inc.
    Inventors: Judith A. Kelleher, Kirk R. Maples, Alina Dykman, Yong-Kang Zhang, Allan L. Wilcox, Julian Levell
  • Publication number: 20020045613
    Abstract: This invention relates to compounds of formula 1
    Type: Application
    Filed: April 24, 2001
    Publication date: April 18, 2002
    Inventors: Heinz Pauls, Yong Gong, Julian Levell, Peter Astles, Paul R. Eastwood
  • Publication number: 20020013310
    Abstract: The compounds of formula I herein exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More specifically, they are inhibitors of the activity of Factor Xa. The present invention is directed to compounds of formula I, compositions containing compounds of formula I, and their use, for treating a patient suffering from, or subject to, a physiological condition which can be ameliorated by the administration of an inhibitor of the activity of Factor Xa.
    Type: Application
    Filed: July 30, 2001
    Publication date: January 31, 2002
    Inventors: Yong Mi Choi-Sledeski, Heinz W. Pauls, Jeffrey N. Barton, William R. Ewing, Daniel M. Green, Michael R. Becker, Yong Gong, Julian Levell
  • Patent number: 6281227
    Abstract: The compounds of formula I herein exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More specifically, they are inhibitors of the activity of Factor Xa. The present invention is directed to compounds of formula I, compositions containing compounds of formula I, and their use, for treating a patient suffering from, or subject to, a physiological condition which can be ameliorated by the administration of an inhibitor of the activity of Factor Xa.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: August 28, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Yong Mi Choi-Sledeski, Heinz W. Pauls, Jeffrey N. Barton, William R. Ewing, Daniel M. Green, Michael R. Becker, Yong Gong, Julian Levell
  • Patent number: 6046232
    Abstract: Disclosed are novel .alpha.-aryl-N-alkylnitrone compounds and pharmaceutical compositions containing such compounds. The disclosed compositions are useful as therapeutics for preventing and/or treating neurodegenerative, autoimmune and inflammatory conditions in mammals and as analytical reagents for detecting free radicals.
    Type: Grant
    Filed: October 15, 1998
    Date of Patent: April 4, 2000
    Assignee: Centaur Pharmaceuticals, Inc.
    Inventors: Judith A. Kelleher, Kirk R. Maples, Alina Dykman, Yong-Kang Zhang, Allan L. Wilcox, Julian Levell