Patents by Inventor Bipinchandra N. Desai

Bipinchandra N. Desai 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: 6921767
    Abstract: 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 ?v?5 integrin.
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: July 26, 2005
    Assignee: Pharmacia Corporation
    Inventors: Nagarajan R. Srinivasan, Ish Kumar Khanna, Michael Clare, Alan Gasiecki, Thomas Rogers, Barbara Chen, Mark Russell, Hwang-Fun Lu, Yu Yi, Renee M. Huff, Bipinchandra N. Desai, Balekudru Devadas, Mihir D. Parikh, Thomas Penning
  • Publication number: 20040092538
    Abstract: The present invention relates to a class of compounds represented by the Formula I 1
    Type: Application
    Filed: December 20, 2002
    Publication date: May 13, 2004
    Inventors: Srinivasan R. Nagarajan, Ish Kumar Khanna, Michael Clare, Alan Gasiecki, Thomas Rogers, Barbara Chen, Mark Russell, Hwang-Fun Lu, Yu Yi, Renee M. Huff, Bipinchandra N. Desai, Balekudru Devadas, Mihir D. Parikh, Thomas Penning
  • Publication number: 20040043994
    Abstract: The present invention relates to a class of compounds represented by the Formula I.
    Type: Application
    Filed: January 21, 2003
    Publication date: March 4, 2004
    Inventors: 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
  • Patent number: 6531494
    Abstract: 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: Grant
    Filed: August 29, 2001
    Date of Patent: March 11, 2003
    Assignee: Pharmacia Corporation
    Inventors: 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
  • Publication number: 20020072518
    Abstract: The present invention relates to a class of compounds represented by the Formula I 1
    Type: Application
    Filed: August 29, 2001
    Publication date: June 13, 2002
    Inventors: Ish Kumar Khanna, Yi Yu, Balekudru Devadas, Hwang-Fun Lu, Nizal S. Chandrakumar, Renee M. Huff, Bipinchandra N. Desai, Srinivasan Raj Nagarajan
  • 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: 5314895
    Abstract: The present invention relates to compounds of the formula ##STR1## or a pharmaceutically acceptable salt thereof; wherein n is 0, 1 or 2;wherein R is H or lower alkyl of 1 to 6 carbon atoms;wherein X is selected from the group consisting of hydrogen, methane sulfonamide, nitro, cyano, imidazolyl, alkoxy of 1 to 6 carbon atoms and hydroxy; andwherein Ar is selected from the group consisting of pyridinyl and benzofuranyl optionally substituted by methane sulfonamide, nitro, cyano, or imidazolyl with the proviso that when n is 1, Ar is other then phenyl;pharmaceutical compositions containing these compounds and a method for treating cardiac arrhythmias in mammals by administering the compositions.
    Type: Grant
    Filed: March 11, 1993
    Date of Patent: May 24, 1994
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Konrad F. Koehler, Mark A. Russell
  • Patent number: 5240943
    Abstract: The present invention relates to compounds of the formula ##STR1## or a pharmaceutically acceptable salt thereof; wherein n is 0, 1 or 2;wherein R is H or lower alkyl of 1 to 6 carbon atoms;wherein X is selected from the group consisting of hydrogen, methane sulfonamide, nitro, cyano, imidazolyl, alkoxy of 1 to 6 carbon atoms and hydroxy; andwherein Ar is selected from the group consisting of pyridinyl, tetrahydronaphthalenyl, benzofuranyl, and Ph--CH.dbd.CH-- and phenyl all optionally substituted by methane sulfonamide, nitro, cyano, or imidazolyl with the proviso that when n is 1, Ar is other then phenyl;pharmaceutical compositions containing these compounds and a method for treating cardiac arrhythmias in mammals by administering the compositions.
    Type: Grant
    Filed: December 19, 1991
    Date of Patent: August 31, 1993
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Konrad F. Koehler, Mark A. Russell
  • Patent number: 5210090
    Abstract: The invention relates to compound of the formula ##STR1## useful in regulating cardiac arrhythmias. This invention also relates to pharmaceutical compositions of the above-described compounds.
    Type: Grant
    Filed: August 27, 1990
    Date of Patent: May 11, 1993
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Mark A. Russell
  • Patent number: 5162365
    Abstract: This invention encompasses compounds and methods for inhibiting lipoxygenase and includes a pharmaceutical composition comprising a pharmaceutical carrier and an effective lipoxygenase inhibiting amount of a compound of the formula: ##STR1## wherein the substituents are defined below. The compounds and pharmaceutical formulations of the present invention are 5-lipoxygenase inhibitors and, therefore, are useful in the treatment of local and systemic inflammation, allergy and hypersensitivity reactions and other disorders in which agents formed in the 5-lipoxygenase metabolic pathway are involved.
    Type: Grant
    Filed: May 10, 1991
    Date of Patent: November 10, 1992
    Assignee: G. D. Searle & Co.
    Inventors: Leland J. Chinn, Bipinchandra N. Desai, Richard A. Mueller
  • Patent number: 5098915
    Abstract: Substituted N-benzylpiperidine amides, which have activity as Class III antiarrhythmic agents, acting by prolonging cardiac action potential repolarization. The invention further provides for compositions incorporating the compunds and methods of their use, as well as providing for pharmaceutically acceptable salts of the compounds.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: March 24, 1992
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Kerry W. Fowler, Alan E. Moormann
  • Patent number: 5097035
    Abstract: Compositions of matter are disclosed of compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof wherein X represents a halo, lower alkyl, hydrogen, trifluoromethyl, phenyl, or lower alkoxy substituent; Y represents --CN, --CONH.sub.2, --CON(R.sub.1).sub.2 or --CO.sub.2 R.sub.1 where R.sub.1 is a lower alkyl; m is the integer 1 or 2 and n is an integer from 1 to 3 inclusive; R.sub.2 represents lower alkyl; R.sub.3 represents lower alkyl or acetyl, aroyl, phenacetyl or trifluoroacetyl; A, B, and D are carbonyl or methylene such that when one of A, B, or D is carbonyl, the others are methylene and R.sub.3 is lower alkyl, whereas when R.sub.3 is acetyl, aroyl, phenacetyl or trifluoroacetyl, A, B, and D are methylene. These compounds have utility as antiarrhythmic agents.
    Type: Grant
    Filed: January 19, 1990
    Date of Patent: March 17, 1992
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Robert J. Chorvat, Kurt J. Rorig
  • Patent number: 5053413
    Abstract: N-benzylpiperidineisoindolinones, which have activity as Class III antiarrhythmic agents, acting by prolonging cardiac action potential repolarization. The invention further provides for compositions incorporating the compounds and methods of their use, as well as providing for pharmaceutically acceptable salts of the compounds.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: October 1, 1991
    Assignee: G. D. Searle & Co.
    Inventor: Bipinchandra N. Desai
  • Patent number: 5036105
    Abstract: This invention encompasses compounds and methods for inhibiting lipoxygenase and includes a pharmaceutical composition comprising a pharmaceutical carrier and an effective lipoxygenase inhibiting amount of a compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are the same or different members of the group consisting of tert-alkyl of 4 to 10 carbon atoms; and R.sub.3 isa) ##STR2## wherein R.sub.4 is hydrogen or lower alkyl; b) ##STR3## c) ##STR4## wherein R.sub.6 and R.sub.7 may be the same or different and are alkyl of 1 to 4 carbon atoms; ord) ##STR5## and the pharmaceutically acceptable salts thereof. The compounds and pharmaceutical formulations of the present invention are 5-lipoxygenase inhibitors and, therefore, are useful in the treatment of local and systemic inflammation, allergy and hypersensitivity reactions and other disorders in which agents formed in the 5-lipoxygenase metabolic pathway are involved.
    Type: Grant
    Filed: October 14, 1988
    Date of Patent: July 30, 1991
    Assignee: G. D. Searle & Co.
    Inventors: Leland J. Chinn, Bipinchandra N. Desai, Richard A. Mueller
  • Patent number: 5028616
    Abstract: N-benzylpiperidine amides, which have activity as Class III antiarrhythmic agents, acting by prolonging cardiac action potential repolarization. The invention further provides for compositions incorporating the compounds and methods of their use, as well as providing for pharmaceutically acceptable salts of the compounds.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: July 2, 1991
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Kerry W. Fowler
  • Patent number: 4801611
    Abstract: This invention encompasses compounds and methods for inhibiting lipoxygenase and includes a pharmaceutical composition comprising a pharmaceutical carrier and an effective lipoxygenase inhibiting amount of a compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are the same or different members of the group consisting of tert-alkyl of 4 to 10 carbon atoms; and R.sub.3 is ##STR2## wherein R.sub.4 is hydrogen or lower alkyl; ##STR3## wherein R.sub.6 and R.sub.7 may be the same or different and are alkyl of 1 to 4 carbon atoms; or ##STR4## and the pharmaceuticlaly acceptable salts thereof. The compounds and pharmaceutical formulations of the present invention are 5-lipoxygenase inhibitors and, therefore, are useful in the treatment of local and systemic inflammation, allergy and hypersensitivity reactions and other disorders in which agents formed in the 5-lipoxygenase metabolic pathway are involved.
    Type: Grant
    Filed: May 7, 1987
    Date of Patent: January 31, 1989
    Assignee: G. D. Searle & Co.
    Inventors: Leland J. Chinn, Bipinchandra N. Desai, Richard A. Mueller
  • Patent number: 4639524
    Abstract: Compositions of matter are disclosed of compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof wherein X represents a halo, lower alkyl, hydrogen, trifluoromethyl, phenyl, or lower alkoxy substituent; Y represents --CN, --CONH.sub.2, --CON(R.sub.1).sub.2 or --CO.sub.2 R.sub.1 where R.sub.1 is a lower alkyl; m is the integer 1 or 2 and n is an integer from 1 to 3 inclusive; R.sub.2 represents lower alkyl; R.sub.3 represents lower alkyl or acetyl, aroyl, phenacetyl or trifluoracetyl; A, B, and D are carbonyl or methylene such that when one of A, B, or D is carbonyl, the others are methylene and R.sub.3 is lower alkyl, whereas when R.sub.3 is acetyl, aroyl, phenacetyl or trifluoroacetyl, A, B, and D are methylene. These compounds have utility as antiarrhythmic agents.
    Type: Grant
    Filed: July 9, 1984
    Date of Patent: January 27, 1987
    Assignee: G. D. Searle & Co.
    Inventors: Bipinchandra N. Desai, Robert J. Chorvat, Kurt J. Rorig
  • Patent number: 4554353
    Abstract: This invention encompasses compounds of the formula ##STR1## and pharmaceutically acceptable acid addition salts thereof wherein n is 2 or 3 and R.sub.1 and R.sub.2 are n-propyl, isopropyl, or R.sub.1 and R.sub.2 together with N form a 2,6-dimethyl-1-piperidinyl group. The compounds of this invention are useful as antiarrhythmic agents.
    Type: Grant
    Filed: August 3, 1984
    Date of Patent: November 19, 1985
    Assignee: G. D. Searle & Co.
    Inventors: Robert J. Chorvat, Bipinchandra N. Desai
  • Patent number: 4399279
    Abstract: 4H-1,4 benzothiazine derivatives having anorectic activity and their preparation including intermediate compounds are disclosed.
    Type: Grant
    Filed: April 30, 1982
    Date of Patent: August 16, 1983
    Assignee: G.D. Searle & Co.
    Inventors: Robert J. Chorvat, Bipinchandra N. Desai, Suzanne E. Radak
  • Patent number: 4356302
    Abstract: 4H-1,4 benzothiazine derivatives having anorectic activity and their preparation including intermediate compounds are disclosed.
    Type: Grant
    Filed: March 9, 1981
    Date of Patent: October 26, 1982
    Assignee: G. D. Searle & Co.
    Inventors: Robert J. Chorvat, Bipinchandra N. Desai, Suzanne E. Radak