Patents by Inventor Stella S. Yu

Stella S. Yu 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: 6951949
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: October 4, 2005
    Assignee: Pharmacia Corporation
    Inventors: John J Talley, Thomas D Penning, Paul W Collins, Donald J Rogier, Jr., James W Malecha, Julie M Miyashiro, Stephen R Bertenshaw, Ish K Khanna, Matthew J Graneto, Roland S Rogers, Jeffery S Carter, Stephen H. Docter, Stella S Yu
  • Publication number: 20040192930
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders.
    Type: Application
    Filed: November 3, 2003
    Publication date: September 30, 2004
    Applicant: G.D. Searle & Co.
    Inventors: John J. Talley, Thomas D. Penning, Paul W. Collins, Donald J. Rogier, James W. Malecha, Julie M. Miyashiro, Stephen R. Bertenshaw, Ish K. Khanna, Matthew J. Graneto, Roland S. Rogers, Jeffery S. Carter, Stephen H. Docter, Stella S. Yu
  • Patent number: 6716991
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is descrbed for use in treating inflammation and inflammation-related disorders.
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: April 6, 2004
    Assignee: G. D. Searle & Co.
    Inventors: John J Talley, Thomas D Penning, Paul W Collins, Donald J Rogier, Jr., James W Malecha, Julie M Miyashiro, Stephen R Bertenshaw, Ish K Khanna, Matthew J Graneto, Roland S Rogers, Jeffery S Carter, Stephen H. Doctor, Stella S Yu
  • Patent number: 6586603
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders.
    Type: Grant
    Filed: October 21, 2002
    Date of Patent: July 1, 2003
    Assignee: G.D. Searle & Co.
    Inventors: John J Talley, Thomas D Penning, Paul W Collins, Donald J Rogier, Jr., James W Malecha, Julie M Miyashiro, Stephen R. Bertenshaw, Ish K Khanna, Matthew J Graneto, Roland S Rogers, Jeffery S Carter, Stephen H Docter, Stella S Yu
  • Patent number: 6492411
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders.
    Type: Grant
    Filed: April 17, 2002
    Date of Patent: December 10, 2002
    Assignee: G. D. Searle & Co.
    Inventors: John J Talley, Thomas D Penning, Paul W Collins, Donald J Rogier, Jr., James W Malecha, Julie M Miyashiro, Stephen R Bertenshaw, Ish K Khanna, Matthew J Graneto, Roland S Rogers, Jeffery S Carter, Stephen H. Docter, Stella S Yu
  • Patent number: 6413960
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders.
    Type: Grant
    Filed: May 30, 2000
    Date of Patent: July 2, 2002
    Assignee: G.D. Searle & Co.
    Inventors: John J Talley, Thomas D Penning, Paul W Collins, Donald J Rogier, Jr., James W Malecha, Julie M Miyashiro, Stephen R Bertenshaw, Ish K Khanna, Matthew J Graneto, Roland S Rogers, Jeffery S Carter, Stephen H. Docter, Stella S Yu
  • Patent number: 6251944
    Abstract: The present invention relates to a class of compounds represented by Formula I or a pharmaceutically acceptable salt thereof, pharmaceutical composition comprising compounds of the Formula I, and methods of selectively inhibiting or antagonizing the &agr;v&bgr;3 integrin.
    Type: Grant
    Filed: April 8, 1999
    Date of Patent: June 26, 2001
    Assignee: G. D. Searle & Company
    Inventors: Barbara B. Chen, Helen Y. Chen, Glen J. Gesicki, Richard A. Haack, James W. Malecha, Thomas D. Penning, Joseph G. Rico, Thomas E. Rogers, Peter G. Ruminski, Mark A. Russell, Stella S. Yu
  • Patent number: 6156781
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders. Compounds of particular interest are defined by Formula II: ##STR1## wherein R.sup.2 is selected from hydrido, alkyl, haloalkyl, alkoxycarbonyl, cyano, cyanoalkyl, carboxyl, aminocarbonyl, alkylaminocarbonyl, cycloalkylaminocarbonyl, arylaminocarbonyl, carboxyalkylaminocarbonyl, carboxyalkyl, aralkoxycarbonylalkylaminocarbonyl, aminocarbonylalkyl, alkoxycarbonylcyanoalkenyl and hydroxyalkyl; wherein R.sup.3 is selected from hydrido, alkyl, cyano, hydroxyalkyl, cycloalkyl, alkylsulfonyl and halo; and wherein R.sup.4 is selected from aralkenyl, aryl, cycloalkyl, cycloalkenyl and heterocyclic; wherein R.sup.
    Type: Grant
    Filed: November 24, 1999
    Date of Patent: December 5, 2000
    Assignee: G. D. Searle & Co.
    Inventors: John J Talley, Thomas D Penning, Paul W Collins, Donald J Rogier, Jr., James W Malecha, Julie M Miyashiro, Stephen R Bertenshaw, Ish K Khanna, Matthew J Graneto, Roland S Rogers, Jeffery S Carter, Stephen H. Docter, Stella S Yu
  • Patent number: 5952381
    Abstract: The present invention relates to a class of compounds represented by Formula I ##STR1## or a pharmaceutically acceptable salt thereof, pharmaceutical composition comprising compounds of the Formula I, and methods of selectively inhibiting or antagonizing the .alpha..sub.v .beta..sub.3 integrin.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: September 14, 1999
    Assignee: G. D. Searle & Co.
    Inventors: Barbara B. Chen, Helen Y. Chen, Glen J. Gesicki, Richard A. Haack, James W. Malecha, Thomas D. Penning, Joseph G. Rico, Thomas E. Rogers, Peter G. Ruminski, Mark A. Russell, Stella S. Yu
  • Patent number: 5908852
    Abstract: A class of 1,3,5-substituted pyrazoles is described for the treatment of inflammation, including treatment of pain and disorders such as arthritis. Compounds of particular interest are of Formula I ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as described herein; or a pharmaceutically-acceptable salt thereof.
    Type: Grant
    Filed: May 30, 1996
    Date of Patent: June 1, 1999
    Assignee: G. D. Searle & Co.
    Inventors: John J Talley, Donald J Rogier, Jr., Thomas D. Penning, Stella S Yu
  • Patent number: 5852210
    Abstract: The present invention relates to a class of compounds represented by the Formula I ##STR1## or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of the Formula I, and methods of selectively inhibiting or antagonizing the .alpha..sub.v .beta..sub.3 integrin.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: December 22, 1998
    Assignee: G. D. Searle & Co.
    Inventors: Barbara B. Chen, Helen Y. Chen, Michael Clare, Stephen H. Docter, Ish Kumar Khanna, Francis Jan Koszyk, James W. Malecha, Julie Marion Miyashiro, Thomas D. Penning, Joseph G. Rico, Peter G. Ruminski, Mark A. Russell, Richard Mathias Weier, Xiangdong Xu, Stella S. Yu, Yi Yu
  • Patent number: 5760068
    Abstract: A class of pyrazolyl benzenesulfonamide compounds is described for use in treating inflammation and inflammation-related disorders. Compounds of particular interest are defined by Formula II: ##STR1## or a pharmaceutically-acceptable salt thereof.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: June 2, 1998
    Assignee: G.D. Searle & Co.
    Inventors: John J. Talley, Thomas D. Penning, Paul W. Collins, Donald J. Rogier, Jr., James W. Malecha, Julie M. Miyashiro, Stephen R. Bertenshaw, Ish K. Khanna, Matthew J. Graneto, Roland S. Rogers, Jeffery S. Carter, Stephen H. Docter, Stella S. Yu
  • Patent number: 5585492
    Abstract: The present invention provides compounds of the formula Ar.sup.1 --Q--Ar.sup.2 --Y--R--Z and pharmaceutically acceptable salts thereof wherein Ar.sup.1 and Ar.sup.2 are optionally substituted aryl moieties, Z is an optionally substituted nitrogen-containing moiety which may be an acyclic, cyclic or bicyclic amine or an optionally substituted monocyclic or bicyclic nitrogen-containing heteroaromatic moiety; Q is a linking group capable of linking two aryl groups; R is an alkylene moiety; Y is a linking moiety capable of linking an aryl group to an alkylene moiety and wherein Z is bonded to R through a nitrogen atom. The compounds and pharmaceutical compositions of the present invention are useful in the treatment of inflammatory diseases which are mediated by LTB.sub.4 production, such as psoriasis, ulcerative colitis, IBD and asthma.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: December 17, 1996
    Assignee: G. D. Searle & Co.
    Inventors: Nizal S. Chandrakumar, Barbara B. Chen, Michael Clare, Bipinchandra N. Desai, Stevan W. Djuric, Stephen H. Docter, Alan F. Gasiecki, Richard A. Haack, Chi-Dean Liang, Julie M. Miyashiro, Thomas D. Penning, Mark A,. Russell, Stella S. Yu
  • Patent number: 5532383
    Abstract: This invention relates to compounds of Formula I and the stereoisomers and pharmaceutically acceptable salts thereof ##STR1## wherein R is alkyl, alkenyl, alkynyl, or cycloalkylalkyl;R.sup.1 is alkyl;R.sup.2 is hydrogen, alkyl;R.sup.6 is alkyl;n is 1 to 5;p is 0 to 6;x is 0 or 2; andR.sup.4 and R.sup.5 are independently hydrogen or alkyl or together with N form a cycloalkylamine.The compounds of Formula I are leukotriene B.sub.4 antagonists and are useful as anti-inflammatory agents and in treating disease conditions mediated by LTB.sub.4.
    Type: Grant
    Filed: May 19, 1995
    Date of Patent: July 2, 1996
    Assignee: G. D. Searle & Co.
    Inventors: Stevan W. Djuric, Stephen H. Docter, Stella S. Yu
  • Patent number: 5516917
    Abstract: This invention relates to compounds of Formula I and the stereoisomers and pharmaceutically acceptable salts thereof ##STR1## wherein R is alkyl, alkenyl, alkynyl, or cycloalkylalkyl;R.sup.1 is alkyl;R.sup.2 represents alkyl from 1 to 5 carbon atoms, aryl or aryl substituted with halogen or alkyl from 1 to 5 carbon atoms;R.sup.6 is alkyl;n is 1 to 5;p is 0 to 6;x is 0 or 2; andR.sup.4 and R.sup.5 are independently hydrogen or alkyl or together with N form a cycloalkylamine.The compounds of Formula I are leukotriene B.sub.4 antagonists and are useful as anti-inflammatory agents and in treating disease conditions mediated by LTB.sub.4.
    Type: Grant
    Filed: June 8, 1994
    Date of Patent: May 14, 1996
    Assignee: G. D. Searle & Co.
    Inventors: Steven W. Djuric, Stella S. Yu
  • Patent number: 5439937
    Abstract: This invention relates to compounds of Formula I and the stereoisomers and pharmaceutically acceptable salts thereof ##STR1## wherein R is alkyl, alkenyl, alkynyl, or cycloalkylalkyl;R.sup.1 is alkyl;R.sup.2 is hydrogen, alkyl;R.sup.6 is alkyl;n is 1 to 5;p is 0 to 6;x is 0 or 2; andR.sup.4 and R.sup.5 are independently hydrogen or alkyl or together with N form a cycloalkylamine.The compounds of Formula I are leukotriene B.sub.4 antagonists and are useful as anti-inflammatory agents and in treating disease conditions mediated by LTB.sub.4.
    Type: Grant
    Filed: March 3, 1994
    Date of Patent: August 8, 1995
    Assignee: G. D. Searle & Co.
    Inventors: Stevan W. Djuric, Stephen H. Docter, Stella S. Yu
  • Patent number: 5380740
    Abstract: This invention encompasses compounds of the following formula and the stereoisomers and pharmaceutically acceptable salts thereof. ##STR1## wherein R represents lower alkyl of 1 to 6 carbon atoms, lower alkenyl of 2 to 6 carbon atoms, or --(CH.sub.2).sub.m --R.sup.3 wherein R.sup.3 represents cycloalkyl of 3 to 5 carbon atoms and m is 1, 2 or 3; R.sub.1 is --CONH.sub.2 or ##STR2## NHSO.sub.2 R.sub.2 wherein R.sub.2 is lower alkyl, phenyl, unsubstituted or substituted with loweralkyl, or ##STR3## and n is an integer from 2 to 5. The compounds are useful anti-inflammatory agents for treating, for example, inflammatory bowel disease, rheumatoid arthritis, gout, asthma and psoriasis.
    Type: Grant
    Filed: April 28, 1993
    Date of Patent: January 10, 1995
    Assignee: G. D. Searle & Co.
    Inventors: Stevan W. Djuric, Donald J. Fretland, Stella S. Yu
  • Patent number: 5310951
    Abstract: This invention relates to compounds of Formula I and the stereoisomers and pharmaceutically acceptable salts thereof ##STR1## wherein R is alkyl, alkenyl, alkynyl, or cycloalkylalkyl;R.sup.1 is alkyl;R.sup.2 is hydrogen, alkyl;R.sup.6 is alkyl;n is 1 to 5;p is 0 to 6;x is 0 or 2; andR.sup.4 and R.sup.5 are independently hydrogen or alkyl or together with N form a cycloalkylamine.The compounds of Formula I are leukotriene B.sub.4 antagonists and are useful as anti-inflammatory agents and in treating disease conditions mediated by LTB.sub.4.
    Type: Grant
    Filed: December 23, 1992
    Date of Patent: May 10, 1994
    Assignee: G.D. Searle & Co.
    Inventors: Stevan W. Djuric, Stephen H. Docter, Stella S. Yu
  • Patent number: 5124350
    Abstract: This invention relates to compounds of Formula I and the stereoisomers and pharmaceutically acceptable salts thereof ##STR1## wherein R is alkyl, alkenyl, alkynyl, or cycloalkylalkyl;R.sup.1 is alkyl;R.sup.2 is hydrogen or alkyl;R.sup.6 is alkyl;n is 1 to 5;p is 0 to 6;x is 0 or 2; andR.sup.4 and R.sup.5 are independently hydrogen or alkyl or together with N form a cycloalkylamine.The compounds of Formula I are leukotriene B.sub.4 antagonists and are useful as anti-inflammatory agents and in treating disease conditions mediated by LTB.sub.4.
    Type: Grant
    Filed: June 28, 1990
    Date of Patent: June 23, 1992
    Assignee: G. D. Searle & Co.
    Inventors: Stevan W. Djuric, Stephen H. Docter, Stella S. Yu
  • Patent number: 4971997
    Abstract: This invention relates to a compound of the formula: ##STR1## or a pharmaceutically acceptable salt thereof wherein X is oxygen, sulfur, or --CH.dbd.CH--;wherein Z is OR.sup.1 or --NR.sup.4 R.sup.5 ;wherein R.sup.1 is hydrogen, lower alkyl, or a pharmaceutically acceptable cation;wherein R.sup.2 is H, --CH.sub.3 or --C.sub.2 H.sub.5 ;wherein R.sup.3 is OH, H or .dbd.O;wherein R.sup.4 and R.sup.5 may independently be hydrogen, or lower alkyl having 1-6 carbon atoms, or R.sup.4 and R.sup.5 may act together with N to form a cyclic amide of the formula: ##STR2## wherein n is an integer from 4-5; and m is an integer from 0-4. More particularly, this invention relates to compounds of the above formula which have utility as LTB.sub.4 antagonists.
    Type: Grant
    Filed: August 7, 1989
    Date of Patent: November 20, 1990
    Assignee: G. D. Searle & Co.
    Inventors: Stevan W. Djuric, Richard A. Haack, Stella S. Yu