Patents by Inventor Barbara B. Chen
Barbara B. Chen 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).
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Patent number: 7119098Abstract: The present invention relates to a class of compounds represented by formula (I) or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of Formula (I), and methods of selectively antagonizing the ???3 and/or the ???5 integrin without significantly antagonizing the IIb/IIIa integrin.Type: GrantFiled: June 15, 2001Date of Patent: October 10, 2006Assignee: Pharmacia CorporationInventors: Srinivasan Raj Nagarajan, Ish Kumar Khanna, Michael B. Tollefson, Scott B. Mohler, Barbara B. Chen, Mark Russell, Balekudru Devadas, Thomas D. Penning, Lori A. Schretzman, Dale P. Spangler, Mark L. Boys, Nizal S. Chandrakumar, Hwang-Fun Lu
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Patent number: 7115596Abstract: The present invention relates to a class of compounds represented by the Formula I or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of the Formula I, and methods of selectively inhibiting or antagonizing the ?v?3 and/or the ?v?5 integrin without significantly inhibiting the ?v?6 integrin.Type: GrantFiled: December 19, 2003Date of Patent: October 3, 2006Assignee: Pharmacia CorporationInventors: John A. Wendt, Heather Stenmark, Hongwei Wu, Yaping Wang, Barbara B. Chen, Thomas D. Penning, Victoria L. Downs, Mark L. Boys, Mark Russell, Dale P. Spangler
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Publication number: 20040092497Abstract: The present invention relates to a class of compounds represented by formula (I) or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of Formula (I), and methods of selectively antagonizing the &agr;&ngr;&bgr;3 and/or the &agr;&ngr;&bgr;5 integrin without significantly antagonizing the IIb/IIIa integrin.Type: ApplicationFiled: September 5, 2003Publication date: May 13, 2004Inventors: Srinivasan Raj Nagarajan, Ish Kumar Khanna, Michael B. Tollefson, Scott B, Mohler, Barbara B. Chen, Mark Russell, Balekudru Devadas, Thomas D. Penning, Lori A. Schretzman, Dale P. Spangler, Mark L. Boys, Nizal S. Chandrakumar, Hwang-Fun Lu
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Publication number: 20040043988Abstract: The present invention relates to a class of compounds represented by the Formula (I) or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of the Formula (I), and methods of selectively inhibiting or antagonizing the &agr;v&bgr;3 and/or &agr;v &bgr;5 integrin.Type: ApplicationFiled: August 21, 2003Publication date: March 4, 2004Inventors: Ish Kurmar Khanna, Michael Clare, Alan Gasiecki, Thomas Rogers, Barbara B. Chen, Mark Russell, Hwang-Fun Lu
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Publication number: 20040043994Abstract: The present invention relates to a class of compounds represented by the Formula I.Type: ApplicationFiled: January 21, 2003Publication date: March 4, 2004Inventors: Ish Kumar Khanna, Yi Yu, Hwang-Fun Lu, Nizal S. Chandrakumar, Renee M. Huff, Mark Russell, Mark L. Boys, Lori A. Schretzman, Barbara B. Chen, Bipinchandra N. Desai, Srinivasan Raj Nagarajan, Alan F. Gasiecki, Thomas D. Penning, Thomas Rogers, John Adam Wendt, Albert Khilevich, Yaping Wang
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Patent number: 6531494Abstract: The present invention relates to a class of compounds represented by the Formula I. or a pharmaceutically acceptable salt thereof, pharmaceutical compositions comprising compounds of the Formula I, and methods of selectively inhibiting or antagonizing the &agr;V&bgr;3 and/or the &agr;V&bgr;5 integrin.Type: GrantFiled: August 29, 2001Date of Patent: March 11, 2003Assignee: Pharmacia CorporationInventors: Ish Kumar Khanna, Yi Yu, Balekudru Devadas, Hwang-Fun Lu, Nizal S Chandrakumar, Renee M. Huff, Bipinchandra N. Desai, Srinivasan Raj Nagarajan, Alan F. Gasiecki, Thomas D. Penning, Mark A. Russell, Mark L. Boys, Lori A. Schretzman, Barbara B. Chen, Thomas Rogers, John Adam Wendt, Albert Khilevich, Yaping Wang
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Patent number: 6403648Abstract: Compounds characterized generally as alkylaminoalkyl-terminated &bgr;-alanineamide amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of the formula wherein n is two or three; wherein x is a number selected from zero, one and two; wherein R2 is selected from hydrido, methyl, ethyl and phenyl; wherein R3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, napthylmethyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R5 is methyl; wherein R7 is cyclohexylmethyl; wherein R8 is selected from n-propyl, isobutyl, cyclopropyl, cyclopropylmethyl, allyl and vinyl; and wherein each of R9 and R10 is a group independently selected from methyl, ethyl and isopropyl; or a pharmaceutically-acceptable salt thereof.Type: GrantFiled: January 17, 2001Date of Patent: June 11, 2002Assignee: G. D. Searle & Co.Inventors: Gunnar J. Hanson, John S. Baran, Barbara B. Chen
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Publication number: 20010011101Abstract: Compounds characterized generally as alkylaminoalkyl-terminated &bgr;-alanineamide amino diol derivatives are useful as renin inhibitors for the treatment of hypertension.Type: ApplicationFiled: January 17, 2001Publication date: August 2, 2001Inventors: Gunnar J. Hanson, John S. Baran, Barbara B. Chen
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Patent number: 6251944Abstract: 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: GrantFiled: April 8, 1999Date of Patent: June 26, 2001Assignee: G. D. Searle & CompanyInventors: 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
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Patent number: 5968984Abstract: Compounds characterized generally as alkylaminoalkyl-terminated .beta.-alanineamide amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of the formula ##STR1## wherein n is two or three; wherein x is a number selected from zero, one and two; wherein R.sup.2 is selected from hydrido, methyl, ethyl and phenyl; wherein R.sup.3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, napthylmethyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R.sup.5 is methyl; wherein R.sup.7 is cyclohexylmethyl; wherein R.sup.8 is selected from n-propyl, isobutyl, cyclopropyl, cyclopropylmethyl, allyl and vinyl; and wherein each of R.sup.9 and R.sup.10 is a group independently selected from methyl, ethyl and isopropyl; or a pharmaceutically-acceptable salt thereof.Type: GrantFiled: July 14, 1997Date of Patent: October 19, 1999Assignee: G. D. Searle & Co.Inventors: Gunnar J. Hanson, John S. Baran, Barbara B. Chen
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Patent number: 5952381Abstract: 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: GrantFiled: March 27, 1997Date of Patent: September 14, 1999Assignee: 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
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Patent number: 5852210Abstract: 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: GrantFiled: March 27, 1997Date of Patent: December 22, 1998Assignee: 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
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Patent number: 5773644Abstract: 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: GrantFiled: March 27, 1997Date of Patent: June 30, 1998Assignee: G. D. Searle & Co.Inventors: Barbara B. Chen, Helen Y. Chen, Michael Clare, Shashidhar N. Rao, Mark A. Russell
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Patent number: 5773646Abstract: 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: GrantFiled: March 27, 1997Date of Patent: June 30, 1998Assignee: G. D. Searle & Co.Inventors: Nizal Chandrakumar, Barbara B. Chen, Helen Y. Chen, Michael Clare, Alan F. Gasiecki, Richard A. Haack, James W. Malecha, Peter G. Ruminski, Mark A. Russell
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Patent number: 5756549Abstract: Compounds characterized generally as alkylaminoalkyl-terminated sulfide/sulfonyl-containing cycloalkylalkyl alanine amino-diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of Formula II: ##STR1## wherein m is is two or three; wherein x is zero or two; wherein R.sup.2 is selected from hydrido, methyl, ethyl and phenyl; wherein R.sup.3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R.sup.5 is selected from cycloalkylalkyl groups containing from three to about twelve carbon atoms; wherein R.sup.7 is cyclohexylmethyl; wherein R.sup.8 is selected from n-propyl, isobutyl, cyclopropyl;, cyclopropylmethyl, allyl and vinyl; and wherein each of R.sup.9 and R.sup.10 is a group independently selected from methyl, ethyl and isopropyl; or a pharmaceutically-acceptable salt thereof.Type: GrantFiled: January 29, 1996Date of Patent: May 26, 1998Assignee: G. D. Searle & Co.Inventors: Barbara B. Chen, Gunnar J. Hanson, John S. Baran
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Patent number: 5585492Abstract: 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: GrantFiled: October 11, 1994Date of Patent: December 17, 1996Assignee: 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
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Patent number: 5488066Abstract: Compounds characterized generally as alkylaminoalkyl-terminated sulfide/sulfonyl-containing cycloalkylalkyl alanine amino-diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of Formula II: ##STR1## wherein m is two or three; wherein x is zero or two; wherein R.sup.2 is selected from hydrido, methyl, ethyl and phenyl; wherein R.sup.3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R.sup.5 is selected from cycloalkylalkyl groups containing from three to about twelve carbon atoms; wherein R.sup.7 is cyclohexylmethyl; wherein R.sup.8 is selected from n-propyl, isobutyl, cyclopropyl, cyclopropylmethyl, allyl and vinyl; and wherein each of R.sup.9 and R.sup.10 is a group independently selected from methyl, ethyl and isopropyl; or a pharmaceutically-acceptable salt thereof.Type: GrantFiled: January 23, 1995Date of Patent: January 30, 1996Assignee: G. D. Searle & Co.Inventors: Barbara B. Chen, Gunnar J. Hanson, John S. Baran
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Patent number: 5432201Abstract: Compounds characterized generally as alkylaminoalkyl-terminated .beta.-alanineamide amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of the formula ##STR1## wherein n is two or three; wherein x is a number selected from zero, one and two; wherein R.sup.2 is selected from hydrido, methyl, ethyl and phenyl; wherein R.sup.3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, napthylmethyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R.sup.5 is methyl; wherein R.sup.7 is cyclohexylmethyl; wherein R.sup.8 is selected from n-propyl, isobutyl, cyclopropyl, cyclopropylmethyl, allyl and vinyl; and wherein each of R.sup.9 and R.sup.10 is a group independently selected from methyl, ethyl and isopropyl; or a pharmaceutically-acceptable salt thereof.Type: GrantFiled: November 22, 1993Date of Patent: July 11, 1995Assignee: G. D. Searle & Co.Inventors: Gunnar J. Hanson, John S. Baran, Barbara B. Chen
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Patent number: 5416119Abstract: Compounds characterized generally as alkylaminoalkyl-terminated sulfide/sulfonyl-containing cycloalkylalkyl alanine amino-diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of Formula II: ##STR1## wherein m is two or three; wherein x is zero or two; wherein R.sup.2 is selected from hydrido, methyl, ethyl and phenyl; wherein R.sup.3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R.sup.5 is selected from cycloalkylalkyl groups containing from three to about twelve carbon atoms; wherein R.sup.7 is cyclohexylmethyl; wherein R.sup.8 is selected from n-propyl, isobutyl, cyclopropyl, cyclopropylmethyl, allyl and vinyl; and wherein each of R.sup.9 and R.sup.10 is a group independently selected from methyl, ethyl and isopropyl; or a pharmaceutically-acceptable salt thereof.Type: GrantFiled: October 25, 1993Date of Patent: May 16, 1995Assignee: G. D. Searle & Co.Inventors: Barbara B. Chen, Gunnar J. Hanson, John S. Baran
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Patent number: 5317039Abstract: Compounds characterized generally as cyclopropyl alanine aryl/alkylsulfide/sulfonyl-terminated amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of the formula ##STR1## wherein R.sup.1 is selected from isopropyl, isobutyl, sec-butyl, tert-butyl, phenyl, fluorophenyl, chlorophenyl, benzyl, fluorobenzyl, chlorobenzyl, naphthyl, fluoronaphthyl, chloronaphthyl, fluoronapthylmethyl and chloronaphthylmethyl; wherein x is zero or two; wherein R.sup.2 is selected from hydrido, methyl, ethyl and phenyl; wherein R.sup.3 is selected from hydrido, cyclohexylmethyl, benzyl, fluorobenzyl, chlorobenzyl, fluoronaphthylmethyl and chloronaphthylmethyl; wherein R.sup.5 is cyclopropylmethyl wherein R.sup.7 is cyclohexylmethyl; and wherein R.sup.8 is selected from n-propyl, isobutyl, cyclopropyl, cyclopropylmethyl, allyl and vinyl.Type: GrantFiled: July 20, 1992Date of Patent: May 31, 1994Assignee: G. D. Searle & Co.Inventors: Barbara B. Chen, Gunnar J. Hanson, John S. Baran