Patents Represented by Attorney, Agent or Law Firm Lucy X. Yang
  • Patent number: 6124334
    Abstract: A hetero-aromatic (Q) substituted phenyloxazolidinone antimicrobial of Formula I ##STR1## wherein Q is a 5-member hetero-aromatic having from one to four nitrogen atoms or alternatively a benzoannulated 5-member hetero-aromatic having from one to four nitrogen atoms where R.sup.1 is independentlyl H, OCH.sub.3, F, or Cl; and R.sup.2 is hydrogen, C.sub.1 -C.sub.8 alkyl (optionally substituted with one or more of F, Cl, hydroxy, C.sub.1 -C.sub.8 alkoxy, C.sub.1 -C.sub.8 acyloxy), C.sub.3 -C.sub.6 cycloalkyl, amino, C.sub.1 -C.sub.8 alkylamino, C.sub.1 -C.sub.8 dialkylamino, C.sub.1 -C.sub.8 alkoxy.
    Type: Grant
    Filed: December 30, 1998
    Date of Patent: September 26, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventor: Douglas K. Hutchinson
  • Patent number: 6121313
    Abstract: The present invention provides a novel pharmaceutical composition based on the use of a particular oil phase which comprises a pyranone compound as a pharmaceutically active agent, a mixture of diglyceride and monoglyceride in a ratio of from about 9:1 to about 6:4 (diglyceride:monoglyceride) wherein the diglyceride and monoglyceride are mono- or di- unsaturated fatty acid esters of glycerol having sixteen to twenty-two carbon chain length, one or more pharmaceutically acceptable solvents, and one or more pharmaceutically acceptable surfactants. The composition is in a form of a self-emulsifying formulation which provides high concentration and high oral bioavailability for lipophilic pyranone compounds.
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: September 19, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Ping Gao, Walter Morozowich
  • Patent number: 6103766
    Abstract: Compounds of Formula I and their pharmaceutically acceptable salts having selective dopamine D3 receptor activity suitable for treating central nervous system disorders. Formula I: ##STR1## R.sub.1 is independently H or a C.sub.1 -C.sub.8 alkyl including isomeric forms thereof;R.sub.2 is H, C.sub.1 -C.sub.3 alkyl, a halogen, OCH.sub.3 , OCF.sub.3, CF.sub.3, CN, SCH.sub.3 or NHCOCH.sub.3 ; andR.sub.3 is H, C.sub.1 -C.sub.3 alkyl, a halogen, OCH.sub.3 , OCF.sub.3, CF.sub.3, CN, SCH.sub.3 or NHCOCH.sub.3.
    Type: Grant
    Filed: May 7, 1999
    Date of Patent: August 15, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Arthur Glenn Romero, Jeffrey A. Leiby
  • Patent number: 6093736
    Abstract: The present invention provides compounds of formula I ##STR1## or a pharmaceutical acceptable salt thereof wherein Q, X, Y and R.sub.1 are as defined in the claims which are antibacterial agents.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: July 25, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael Robert Barbachyn, Richard Charles Thomas, Gary J. Cleek
  • Patent number: 6093732
    Abstract: The present invention provides 4-hydroxyquinoline-3-carboxamide and hydrazide compounds of formula I ##STR1## These compounds are useful to treat or prevent the herpesviral infections, particularly, human cytomegaloviral infection.
    Type: Grant
    Filed: December 1, 1998
    Date of Patent: July 25, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: John Alan Tucker, Valerie A. Vaillancourt, Joseph Walter Strohbach, Karen Rene Romines, Mark E. Schnute, Michele M. Cudahy, Suvit Thaisrivongs, Steven Ronald Turner
  • Patent number: 6083967
    Abstract: The present invention provides compounds of formula I and formula II useful as antimicrobial agents wherein R.sub.1 is methyl, ethyl, cyclopropyl, or dichloromethyl; R.sub.2 and R.sub.3 are independently hydrogen or fluoro; R.sub.4 is ethyl or dichloromethyl. The invention also relates to a novel assay for determining the inhibitory activity of oxazolidinones to human monoamine oxidase.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: July 4, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Toni-Jo Poel, Joseph Patrick Martin, Jr., Michael Robert Barbachyn
  • Patent number: 6069141
    Abstract: The present invention provides novel substituted amionphenyl isoxazoline derivatives of formula I ##STR1## wherein R.sub.1 is H, alkyl, cycloalkyl, alkoxy, amino, or alkylamino; X and Y are the same and different and are H, F, or CH.sub.3 ; W is O, or S;Q is a 4-, 5-, 6-, 7-, or 9-membered heterocyclic moiety containing one or more nitrogen, sulfur and/or oxygen. The compounds of the invention are useful as antimicrobial agents for preventing and treating infectious diseases.
    Type: Grant
    Filed: February 3, 1999
    Date of Patent: May 30, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael Robert Barbachyn, Joel Morris, Donn G. Wishka, Gary J. Cleek, Richard Charles Thomas
  • Patent number: 6051716
    Abstract: A process for preparing a compound of the formula I: ##STR1## or pharmaceutical acceptable salts thereof wherein X is --NR,--, --S(O).sub.g --, or --O--; R.sub.1 is --H, C.sub.1-6 alkyl optionally substituted with one or more --OH, --CN, or halo, or R.sub.1 is --(CH.sub.2).sub.h -aryl, --COR.sub.1-1, 13 COOR.sub.1-2, --CO--(CH.sub.2).sub.h --COR.sub.1-1, C.sub.1-6 alkyl sulfonyl, --SO.sub.2 --(CH.sub.2).sub.h -aryl, or --(CO).sub.i -Het; R.sub.2 is --H, C.sub.1-6 alkyl, --(CH.sub.2).sub.h -aryl, or halo; R.sub.3 and R.sub.4 are the same or different and are --H or halo; R.sub.5 is --H, C.sub.1-12 alkyl optionally substituted with one or more halo, C.sub.3-12 cycloalkyl, C.sub.1-6 alkoxy. The compounds are useful antimicrobial agents.
    Type: Grant
    Filed: February 10, 1999
    Date of Patent: April 18, 2000
    Assignee: Pharmacia & Upjohn, Inc.
    Inventors: Douglas K. Hutchinson, Toni-Jo Poel, Richard Charles Thomas
  • Patent number: 6043266
    Abstract: A compound of Formula (I): ##STR1## or pharmaceutical acceptable salts thereof wherein X is S(O).sub.g or O; R.sub.2 is H, methyl, or OH; R.sub.3 and R.sub.4 are independently H or halo; R.sub.5 is H, C.sub.1-12 alkyl, optionally substituted with one or more halo, C.sub.3-12 cycloalkyl, C.sub.1-6 alkoxy; and g is 0, 1, or 2. The compounds are useful antimicrobial agents.
    Type: Grant
    Filed: May 17, 1999
    Date of Patent: March 28, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael Dalton Ennis, David John Anderson
  • Patent number: 6013654
    Abstract: The present invention relates to imidazo[1,2-a]pyridine compounds of formula I which are dopamine D-4 antagonists and useful as anti-psychotic agents.
    Type: Grant
    Filed: December 30, 1998
    Date of Patent: January 11, 2000
    Assignee: Pharmacia & Upjohn Company
    Inventor: Ruth Elizabeth TenBrink
  • Patent number: 5998406
    Abstract: A compound of Formula I: ##STR1## or a pharmaceutically acceptable salt thereof, which is antimicrobial agents, effective against various human and veterinary pathogens, including gram positive aerobic organisms, gram negative organisms, and anaerobic organisms.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: December 7, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventor: Jackson B. Hester, Jr.
  • Patent number: 5990136
    Abstract: The present invention provides compounds of formula 1 ##STR1## or pharmaceutical acceptable salts thereof wherein A and R.sub.1 are as defined in the claims which are antibacterial agents.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: November 23, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael Robert Barbachyn, Richard Charles Thomas, Gary J. Cleek
  • Patent number: 5977373
    Abstract: The present invention provides thiadiazolyl and oxadiazolyl phenyl oxzolidinone compounds of formula I ##STR1## wherein Q is thiadiazolyl or oxadiazolyl; wherein X.sup.1 and X.sup.2 are independently hydrogen, fluorine or chlorine; andwherein R.sup.1 is, for example, --COCH.sub.3 or --COCH.sub.2 CH.sub.3.These compounds are useful antimicrobial agents, effective against a number of human and veterinary pathogens, including gram-positive and gram-negative aerobic bacteria.
    Type: Grant
    Filed: July 8, 1998
    Date of Patent: November 2, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Robert C. Gadwood, Lisa Marie Thomasco, David John Anderson
  • Patent number: 5968962
    Abstract: A compound of the formula (I): ##STR1## or pharmaceutical acceptable salts thereof wherein X is NR.sub.1, S(O).sub.g, or O; R.sub.1 is H, C.sub.1-6 alkyl optionally substituted with one or more OH, CN, or halo, or R.sub.1 is --(CH.sub.2).sub.h -- aryl, --COR.sub.1--1, --COOR.sub.1-2, --CO--(CH.sub.2).sub.h --COR.sub.1--1, C.sub.1-6 alkyl sulfonyl, --SO.sub.2 --(CH.sub.2).sub.h --aryl, or --(CO).sub.i --Het; R.sub.2 is H, C.sub.1-6 alkyl, --(CH.sub.2).sub.h --aryl, or halo; R.sub.3 and R.sub.4 are the same or different and are H or halo; R.sub.5 is H, C.sub.1-12 alkyl optionally substituted with one or more halo, C.sub.3-12 cycloalkyl, C.sub.1-6 alkoxy. The compounds are useful antimicrobial agents.
    Type: Grant
    Filed: August 13, 1996
    Date of Patent: October 19, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Richard C. Thomas, Toni-Jo Poel, Michael R. Barbachyn
  • Patent number: 5958983
    Abstract: The present invention relates to polyaromatic compounds having useful antiviral activity against viruses of the herpes family, to a composition containing them, and to a method of using them for the treatment of herpes viruses infections.
    Type: Grant
    Filed: April 1, 1998
    Date of Patent: September 28, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael R. Barbachyn, Fred L. Homa, Antonio Monge, Esteban Santiago, Juan J. Martinez-Irujo, Maria Font
  • Patent number: 5955460
    Abstract: This invention provides novel oxazolidinone derivatives represented by chemical Formula (I), or pharmaceutically acceptable salts thereof: ##STR1## wherein X is NR.sub.1, CR.sub.2 R.sub.3, O, S, SO, or SO.sub.2 ; and Z is NR.sub.4, S, SO, SO.sub.2 or O. The compounds are useful antimicrobial agents, effective against a number of human and veterinary pathogens, including gram-positive aerobic bacteria such as multiply-resistant staphylococci and streptococci, as well as anaerobic organisms such as bacteroides and clostridia species, and acid-fast organisms such as Mycobacterium tuberculosis and Mycobacterium avium.
    Type: Grant
    Filed: February 15, 1999
    Date of Patent: September 21, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventor: Richard Charles Thomas
  • Patent number: 5952324
    Abstract: Phenyloxazolidinone compound of formula (I)or a pharmaceutically acceptable salt thereof characterized by a bicyclic thiazine or oxazine substituent. The compounds are useful antimicrobial agents, effective against a number of human and veterinary pathogens, including gram-positive aerobic bacteria such as multiply-resistant staphylococci, streptococci and enterococci as well as anaerobic organisms such as Bacteroides spp. and Clostridia spp. species, and acid-fast organisms such as Mycobacterium tuberculosis, Mycobacterium avium and Mycobacterium spp.
    Type: Grant
    Filed: May 14, 1997
    Date of Patent: September 14, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Michael R. Barbachyn, Richard C. Thomas, Gary L. Cleek, Lisa M. Thomasco, Robert C. Gadwood
  • Patent number: 5929086
    Abstract: The present invention provides a method of topically administering antimicrobial agents such as premafloxacin, premafloxacin-like compound, premafloxacin ester, ciprofloxacin, enrofloxacin, cefquinome, cefpodoxime, gentamicin or erythromycin for the treatment of systemic bacterial diseases in mammals.
    Type: Grant
    Filed: May 5, 1997
    Date of Patent: July 27, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Jeffrey L. Watts, Richard C. Wardley, Randall G. Stehle
  • Patent number: 5922707
    Abstract: This invention provides novel oxazolidinone derivatives represented by chemical Formula (I), or pharmaceutically acceptable salts thereof: ##STR1## wherein X is NR.sub.1, CR.sub.2 R.sub.3, O, S, SO, or SO.sub.2 ; and Z is NR.sub.4, S, SO, SO.sub.2 or O. The compounds are useful antimicrobial agents, effective against a number of human and veterinary pathogens, including gram-positive aerobic bacteria such as multiply-resistant staphylococci and streptococci, as well as anaerobic organisms such as bacteroides and clostridia species, and acid-fast organisms such as Mycobacterium tuberculosis and Mycobacterium avium.
    Type: Grant
    Filed: May 2, 1997
    Date of Patent: July 13, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventors: Richard C. Thomas, Gary J. Cleek, Douglas K. Hutchinson, Hiroyoshi Yamada
  • Patent number: 5912246
    Abstract: The present invention relates to imidazo?1,2-a!pyridine compounds of formula (1) ##STR1## which are dopamine D-4 antagonists and useful as anti-psychotic agents.
    Type: Grant
    Filed: August 14, 1997
    Date of Patent: June 15, 1999
    Assignee: Pharmacia & Upjohn Company
    Inventor: Ruth E. Tenbrink