Patents by Inventor Bradford H. Hirth

Bradford H. Hirth 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: 6855830
    Abstract: Disclosed is a novel enantiomeric synthesis cermamide-like inhibitors of UDP-glucose: N-acylsphingosine glucosyltransferase. Also disclosed are novel intermediates formed during the synthesis.
    Type: Grant
    Filed: July 16, 2002
    Date of Patent: February 15, 2005
    Assignee: Genzyme Corporation
    Inventors: Bradford H. Hirth, Craig Siegel
  • Patent number: 6835831
    Abstract: Disclosed is a method of preparing a composition comprising a compound represented Structural Formula (I): The method comprises the step of reacting an aldehyde compound R10CHO with an isonitrile compound represented by Structural Formula (II):
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: December 28, 2004
    Assignee: Genzyme Corporation
    Inventor: Bradford H. Hirth
  • Publication number: 20040171617
    Abstract: The present invention provides compounds which are modulators of TNF-&agr; signaling and methods of use thereof for treating a patient having a TNF-&agr; mediated condition.
    Type: Application
    Filed: March 10, 2004
    Publication date: September 2, 2004
    Applicant: Genzyme Corporation
    Inventors: Scott F. Sneddon, John L. Kane, Bradford H. Hirth, Fred Vinick, Shuang Qiao, Sharon R. Nahill, John M. Williams, Hans-Peter Biemann
  • Publication number: 20030153768
    Abstract: Disclosed is a method of preparing a composition comprising a compound represented Structural Formula (I): 1
    Type: Application
    Filed: November 26, 2002
    Publication date: August 14, 2003
    Applicant: Genzyme Corporation
    Inventor: Bradford H. Hirth
  • Publication number: 20030050299
    Abstract: Disclosed is a novel enantiomeric synthesis cermamide-like inhibitors of UDP-glucose: N-acylsphingosine glucosyltransferase. Also disclosed are novel intermediates formed during the synthesis.
    Type: Application
    Filed: July 16, 2002
    Publication date: March 13, 2003
    Applicant: Genzyme Corporation
    Inventors: Bradford H. Hirth, Craig Siegel
  • Publication number: 20020119988
    Abstract: The present invention provides compounds which are modulators of TNF-&agr; signaling and methods of use thereof for treating a patient having a TNF-&agr; mediated condition.
    Type: Application
    Filed: May 10, 2001
    Publication date: August 29, 2002
    Applicant: Genzyme Corporation
    Inventors: Scott F. Sneddon, John L. Kane, Bradford H. Hirth, Fred Vinick, Shuang Qiao, Sharon R. Nahill
  • Patent number: 6410533
    Abstract: The present invention provides compounds having useful antibacterial activity and pharmaceutical compositions comprising one or more of these compounds. The invention further relates to a method of treating a bacterial infection in a patient, comprising administering to the patient an effective mount of one or more of the antibacterial compounds of the invention.
    Type: Grant
    Filed: February 10, 2000
    Date of Patent: June 25, 2002
    Assignee: Genzyme Corporation
    Inventors: Bradford H. Hirth, Andrew Janjigian, Fred Vinick
  • Patent number: 5846999
    Abstract: The compounds of the formula: ##STR1## wherein R.sub.1 is straight chain alkyl, branched chain alkyl, cycloalkyl, hydroxyalkyl, fluoroalkyl or polyfluoroalkyl; R.sub.2 and R.sub.3 are, independently, hydrogen or an acyl substituent selected from the group consisting of formyl, alkanoyl, alkenoyl, alkoxycarbonyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; or a pharmaceutically acceptable salt thereof, relaxes smooth muscles.
    Type: Grant
    Filed: July 7, 1997
    Date of Patent: December 8, 1998
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, Bradford H. Hirth, Russell F. Graceffa, John A. Butera
  • Patent number: 5780505
    Abstract: The compounds of the formula: ##STR1## wherein R.sub.1 is straight chain alkyl, branched chain alkyl, cycloalkyl, hydroxyalkyl, fluoroalkyl or polyfluoroalkyl; R.sub.7 and R.sub.8 are, independently, hydrogen or an acyl substituent selected from the group consisting of formyl, alkanoyl, alkenoyl, alkoxycarbonyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; A is a phenyl group with either two or three substituents of the following formula: ##STR2## wherein the positions of substitution are R.sub.2,R.sub.3 -, R.sub.2,R.sub.4 -, R.sub.2,R.sub.5 -, R.sub.2,R.sub.6 -, R.sub.3,R.sub.4 -, R.sub.3,R.sub.5 -, and R.sub.2,R.sub.4,R.sub.6 - and R.sub.2 is methyl, ethyl, fluoro, chloro, methoxy or trifluoromethyl; R.sub.3 is methyl, ethyl, fluoro, chloro, methoxy or trifluoromethyl; R.sub.4 is methyl, fluoro, bromo, methoxy or cyano; R.sub.5 is methyl, fluoro, chloro, methoxy, cyano or trifluoromethyl; R.sub.
    Type: Grant
    Filed: July 7, 1997
    Date of Patent: July 14, 1998
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, David R. Herbst, Geraldine R. McFarlane, Eric G. Gundersen, Bradford H. Hirth, Dominick A. Quagliato, Russell F. Graceffa, John A. Butera
  • Patent number: 5763474
    Abstract: The compounds of the formula: ##STR1## wherein R.sub.1 is straight chain alkyl, branched chain alkyl cycloalkyl, hydroxyalkyl, fluoroalkyl or polyfluoroalkyl; R.sub.2 and R.sub.3 are, independently, hydrogen or an acyl substituent selected from the group consisting of formyl, alkanoyl, alkenoyl, alkoxycarbonyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; A is a substituted phenyl group of the following formula: ##STR2## wherein R.sub.4 and R.sub.5 are, independently, cyano, nitro, amino, alkyl, perfluoroalkyl, fluoroalkyl, alkoxy, perfluoroalkoxy, fluoroalkoxy, amino, alkylamino, dialkylamino, sulfamyl, alkylsulfonamido, arylsulfonamido, carbamoyl, alkylcarbamoyl, dialkylcarbamoyl, alkylcarboxamido, arylcarboxamido, alkylsulfonyl, perfluoroalkylsulfonyl, arylsulfonyl, chloro, bromo, fluoro, iodo, 1-imidazolyl, carboxyl or hydrogen, with the proviso that R.sub.4 and R.sub.5 cannot both be hydrogen; or a pharmaceutically acceptable salt thereof, relaxes smooth muscles.
    Type: Grant
    Filed: July 7, 1997
    Date of Patent: June 9, 1998
    Assignee: American Home Products Corporation
    Inventors: David R. Herbst, Madelene M. Antane, Geraldine R. McFarlane, Eric G. Gundersen, Bradford H. Hirth, Dominick A. Quagliato, Russell F. Graceffa, John A. Butera
  • Patent number: 5605909
    Abstract: The compounds of formula I are smooth muscle relaxants: ##STR1## wherein R.sub.1 is hydrogen, alkyl, cycloalkyl, alkanoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; R.sub.
    Type: Grant
    Filed: February 14, 1996
    Date of Patent: February 25, 1997
    Assignee: American Home Products Corporation
    Inventors: John A. Butera, Schuyler A. Antane, Bradford H. Hirth
  • Patent number: 5536731
    Abstract: The compounds of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are, independent from each other, hydrogen, alkyl, or cyclic or bicyclic alkyl; R.sub.3 is an acyl substituent selected from the group consisting of formyl, alkanoyl, alkenoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; A is selected from the group consisting of: ##STR2## wherein R.sub.4 is hydrogen, alkyl, perfluoroalkyl, alkoxy, perfluoroalkoxy, amino, alkylamino, dialkylamino, alkylsulfonamido, alkylcarboxamido, nitro, cyano or carboxyl; or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: July 16, 1996
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, John A. Butera, Bradford H. Hirth, Schuyler A. Antane
  • Patent number: 5536741
    Abstract: The compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are, independent from each other, hydrogen, alkyl or cyclic or bicyclic alkyl; R.sub.3 is an acyl substituent selected from the group consisting of formyl, alkanoyl, alkenoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; A is selected from the group consisting of: ##STR2## wherein R.sub.4 is hydrogen, alkyl, perfluoroalkyl, alkoxy, perfluoroalkoxy, amino, alkylamino, dialkylamino, alkylsulfonamido, alkylcarboxamido, nitro, cyano or carboxyl; or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: July 16, 1996
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, John A. Butera, Bradford H. Hirth, Schuyler A. Antane
  • Patent number: 5532245
    Abstract: The compounds of the formula: ##STR1## wherein R.sub.1 is hydrogen, straight or branched chain alkyl, cyclic or bicyclic alkyl, alkanoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; R.sub.2 is hydrogen, straight or branched chain alkyl or cyclic or bicyclic alkyl; A is selected from the following: ##STR2## wherein R.sub.9 is hydrogen, alkyl, perfluoroalkyl, alkoxy, perfluoroalkoxy, amino, mono- or dialkylamino, alkylsulfonamido, alkylcarboxamido, nitro, cyano, carboxyl, chloro, bromo, fluoro or iodo; n is an integer from 0 to 6; R.sub.3 and R.sub.4, independent from each other, are hydrogen, straight or branched chain alkyl, cyclic or bicyclic alkyl, perfluoroalkyl, hydroxyalkyl, alkoxyalkyl, fluoro, or, when taken together, form a spirocyclic ring; R.sub.5 and R.sub.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: July 2, 1996
    Assignee: American Home Products Corporation
    Inventors: John A. Butera, Schuyler A. Antane, Bradford H. Hirth
  • Patent number: 5530025
    Abstract: The compounds of formula I: ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen, alkyl or cyclic or bicyclic alkyl; R.sub.3 is formyl, alkanoyl, alkenoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl arylalkanoyl or arylalkylsulfonyl; A is a substituted phenyl group of the following formula: ##STR2## wherein R.sub.5 is cyano and R.sub.6 is alkyl, chloro, bromo, fluoro or iodo and pharmaceutically acceptable salts thereof, are smooth muscle relaxants.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: June 25, 1996
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, John A. Butera, Bradford H. Hirth, Schuyler A. Antane
  • Patent number: 5512585
    Abstract: The compound of the formula: ##STR1## wherein: R.sub.1 and R.sub.2 are, independent from each other, hydrogen, C.sub.1-10 straight chain alkyl, C.sub.1-10 branched alkyl, or C.sub.3-10 cyclic or bicyclic alkyl;R.sub.3 is an acyl substituent selected from the group consisting of formyl, alkanoyl of 2 to 7 carbon atoms, alkenoyl of 3 to 7 carbon atoms, alkylsulfonyl of 1 to 7 carbon atoms, aroyl of 7 to 12 carbon atoms, arylalkenoyl of 9 to 20 carbon atoms, arylsulfonyl of 6 to 12 carbon atoms, arylalkanoyl of 8 to 12 carbon atoms or arylalkylsulfonyl of 7 to 12 carbon atoms;A is selected from the group consisting of: ##STR2## wherein: R.sub.4 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 perfluoroalkyl, C.sub.1-6 alkoxy, C.sub.1-6 perfluoroalkoxy, amino, C.sub.1-6 alkylamino, C.sub.2-12 dialkylamino, C.sub.1-6 alkylsulfonamido, alkylcarboxamido containing 2 to 7 carbon atoms, nitro, cyano or carboxyl;or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: April 30, 1996
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, John A. Butera, Bradford H. Hirth, Schuyler A. Antane
  • Patent number: 5466712
    Abstract: The compound of the formula (I) or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants ##STR1##
    Type: Grant
    Filed: November 4, 1994
    Date of Patent: November 14, 1995
    Assignee: American Home Products Corporation
    Inventors: John A. Butera, Schuyler A. Antane, Bradford H. Hirth
  • Patent number: 5464867
    Abstract: The compound of the formula (I) or a pharmaceutically acceptable salt thereof, are smooth muscle relaxants.
    Type: Grant
    Filed: November 16, 1994
    Date of Patent: November 7, 1995
    Assignee: American Home Products Corporation
    Inventors: Madelene M. Antane, John A. Butera, Bradford H. Hirth, Schuyler A. Antane