Patents by Inventor Peter R. Bernstein

Peter R. Bernstein 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: 6090824
    Abstract: Compounds of formula I ##STR1## wherein Q.sup.1, Q.sup.2, Q.sup.3, and Q.sup.4 have any of the meanings given in the specification, their N-oxides, and their pharmaceutically acceptable salts are nonpeptide antagonists Substance P and NKA, useful for the treatment of asthma, etc. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: November 14, 1996
    Date of Patent: July 18, 2000
    Assignee: Zeneca Limited
    Inventors: Peter R. Bernstein, Bruce T. Dembofsky
  • Patent number: 6008223
    Abstract: Compounds of formula I ##STR1## wherein Q.sup.1, Q.sup.2, Q.sup.3, and Q.sup.4 have any of the meanings given in the specification, their N-oxides, and their pharmaceutically acceptable salts are nonpeptide antagonists of SP and NKA are useful for the treatment of asthma, etc. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: January 20, 1998
    Date of Patent: December 28, 1999
    Assignee: Zeneca Limited
    Inventors: Peter R. Bernstein, Scott C. Miller
  • Patent number: 5731309
    Abstract: Compounds of formula I ##STR1## wherein Q.sup.1, Q.sup.2, Q.sup.3, and Q.sup.4 have any of the meanings given in the specification, their N-oxides, and their pharmaceutically acceptable salts are nonpeptide antagonists of SP and NKA are useful for the treatment of asthma, etc. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: October 24, 1995
    Date of Patent: March 24, 1998
    Assignee: Zeneca Limited
    Inventors: Peter R. Bernstein, Scott C. Miller
  • Patent number: 5583152
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: December 10, 1996
    Assignee: Zeneca Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 5521179
    Abstract: The present invention relates to certain novel heterocyclic amides which are 1-pyridylacetamide compounds of formula I, set out herein, which are inhibitors of human leukocyte elastase (HLE), also known as human neutrophil elastase (HNE), making them useful whenever such inhibition is desired, such as for research tools in pharmacological, diagnostic and related studies and in the treatment of diseases in mammals in which HLE is implicated. The invention also includes intermediates useful in the synthesis of these heterocyclic amides, processes for preparing the heterocyclic amides, pharmaceutical compositions containing such heterocyclic amides and methods for their use.
    Type: Grant
    Filed: April 8, 1993
    Date of Patent: May 28, 1996
    Assignee: Zeneca Limited
    Inventors: Peter R. Bernstein, Andrew Shaw, Royston M. Thomas, Peter Warner, Donald J. Wolanin
  • Patent number: 5486529
    Abstract: The present invention relates to certain novel heterocyclic ketones which are 1-pyridylacetamide ketones of formula I, set out herein, which are inhibitors of human leukocyte elastase (HLE), also known as human neutrophil elastase (HNE), making them useful whenever such inhibition is desired, such as for research tools in pharmacological, diagnostic and related studies and in the treatment of diseases in mammals in which HLE is implicated. The invention also includes intermediates useful in the synthesis of these heterocyclic ketones, processes for preparing the heterocyclic ketones, pharmaceutical compositions containing such heterocyclic ketones and methods for their use.
    Type: Grant
    Filed: April 8, 1993
    Date of Patent: January 23, 1996
    Assignee: Zeneca Limited
    Inventors: Peter R. Bernstein, Andrew Shaw, Royston M. Thomas, Chris A. Veale, Peter Warner, Donald J. Wolanin
  • Patent number: 5441960
    Abstract: The present invention relates to certain novel substituted ketones which are 1-pyrimidinylacetamide derivatives of formula I, ##STR1## set out herein, which are inhibitors of human leukocyte elastase (HLE), also known as human neutrophil elastase (HNE), making them useful whenever such inhibition is desired, such as for research tools in pharmacological, diagnostic and related studies and in the treatment of diseases in mammals in which HLE is implicated. The invention also includes intermediates ##STR2## useful in the synthesis of these substituted ketones processes for preparing the substituted ketones pharmaceutical compositions containing such substituted ketones and methods for their use.
    Type: Grant
    Filed: April 8, 1993
    Date of Patent: August 15, 1995
    Assignee: Zeneca Limited
    Inventors: Peter R. Bernstein, Philip D. Edwards, Andrew Shaw, Royston M. Thomas, Chris A. Veale, Peter Warner, Donald J. Wolanin
  • Patent number: 5440035
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: October 25, 1994
    Date of Patent: August 8, 1995
    Assignee: Zeneca Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 5391758
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: June 6, 1994
    Date of Patent: February 21, 1995
    Assignee: Zeneca, Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 5338734
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: November 25, 1992
    Date of Patent: August 16, 1994
    Assignee: Zeneca Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 5254558
    Abstract: The present invention relates to certain novel substituted heterocycles which are 1-pyrimidinylacetamide compounds of formula I, set out herein, which are inhibitors of human leukocyte elastase (HLE), also known as human neutrophil elastase (HNE), making them useful whenever such inhibition is desired, such as for research tools in pharmacological, diagnostic and related studies and in the treatment of diseases in mammals in which HLE is implicated. The invention also includes intermediates useful in the synthesis of these substituted heterocycles, processes for preparing the substituted heterocycles, pharmaceutical compositions containing such substituted heterocycles and methods for their use.
    Type: Grant
    Filed: August 14, 1992
    Date of Patent: October 19, 1993
    Assignee: Imperial Chemical Industries PLC
    Inventors: Peter R. Bernstein, Philip D. Edwards, Royston M. Thomas, Chris A. Veale, Peter Warner, Donald J. Wolanin
  • Patent number: 5234942
    Abstract: The invention provides a series of novel heterocyclic amides of the formula I in which the group A; CRa can be --CRb.dbd.CRa--, --CHRb--CHRa-- or --N.dbd.CRa--, the amidic group Re.L can be Rd.X.CO.NH, Re.X.CS.NH or Re.NH.CO attached to position 4, 5 or 6 of the benzenoid moiety, z is an acid group selected from the group consisting of carboxy, an acylsulphonamide residue of the formula CO.NH.SO.sub.n Rg and a tetrazolyl residue of the formula II and the radicals Ra, Rb, Rc, Rd, Re, Rf, Rg, Rh, n, X, G.sup.1,Q and G.sup.2 have the meanings defined in the following specification.The compounds of formula I are leukotriene antagonists.
    Type: Grant
    Filed: December 17, 1990
    Date of Patent: August 10, 1993
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Ying K. Yee
  • Patent number: 5179112
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: June 6, 1991
    Date of Patent: January 12, 1993
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 5049679
    Abstract: This invention provides a series of novel heterocyclic amides of formula I in which the group >X--Y--Z< is selected from >C.dbd.CH--N<, >C.dbd.N--N<, >N--(CH.sub.2)--N<, >CH--CH.sub.2 --N< and <N--N.dbd.C< and the other radicals have the meanings defined in the following specification.The compounds of formula I are leukotriene antagonists. The invention also provides pharmaceutically acceptable salts of the formula I compounds; pharmaceutical compositions containing the formula I compounds, or their salts, for use in the treatment of, for example, allergic or inflammatory diseases, or endotoxic or traumatic shock conditions; and processes for the manufacture of the formula I compounds, as well as intermediates for use in such manufacture.
    Type: Grant
    Filed: December 29, 1989
    Date of Patent: September 17, 1991
    Assignee: ICI Americas Inc.
    Inventor: Peter R. Bernstein
  • Patent number: 5049576
    Abstract: This invention provides a series of novel heterocyclic amides of formula I in which the group >X--Y--Z< is selected from >C.dbd.CH--N<, >C.dbd.N--N<, >N--(CH.sub.2)--N<, >CH--CH.sub.2 --N< and >N--N.dbd.C< and the other radicals have the meanings defined in the following specification.The compounds of formula I are leukotriene antagonists. The invention also provides pharmaceutically acceptable salts of the formula I compounds; pharmaceutical compositions containing the formula I compounds, or their salts, for use in the treatment of, for example, allergic or inflammatory diseases, or endotoxic or traumatic shock conditions; and processes for the manufacture of the formula I compounds, as well as intermediates for use in such manufacture.
    Type: Grant
    Filed: December 29, 1989
    Date of Patent: September 17, 1991
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 5030643
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: July 14, 1989
    Date of Patent: July 9, 1991
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying Kwong Yee
  • Patent number: 4997844
    Abstract: The invention provides a series of novel heterocyclic amides of the formula I in which the group A CRa can be --CRb.dbd.CRa--, --CHRb--CHRa-- or --N.dbd.CRa--, the amidic group Re.L can be Re.X.CO.NH, Re.X.CS.NH or Re.NH.CO attached at position 4, 5 or 6 of the benzenoid moiety, Z is an acid group selected from the group consisting of carboxy, an acylsulphonamide residue of the formula CO.NH.SO.sub.n Rg and a tetrazolyl residue of the formula II, and the radicals Ra, Rb, Rc, Rd, Re, Rf, Rg, Rh, n, X, G.sup.1, Q and G.sup.2 have the meanings defined in the following specification.The compounds of formula I are leukotriene antagonists.
    Type: Grant
    Filed: October 18, 1985
    Date of Patent: March 5, 1991
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Ying K. Yee
  • Patent number: 4918094
    Abstract: This invention provides a series of novel heterocyclic amides of formula I in which the group >X-Y-Z< is selected from >C.dbd.CH--N<, >C.dbd.N--N<, >N--(CH.sub.2)--N<, >CH--CH.sub.2 --N< and >N--N.dbd.C< and the other radicals have the meanings defined in the following specification.The compounds of formula I are leukotriene antagonists. The invention also provides pharmaceutically acceptable salts of the formula I compounds: pharmaceutical compositions containing the formula I compounds, or their salts, for use in the treatment of, for example, allergic or inflammatory diseases, or endotoxic or traumatic shock conditions; and processes for the manufacture of the formula I compounds, as well as intermediates for use in such manufacture.
    Type: Grant
    Filed: October 16, 1986
    Date of Patent: April 17, 1990
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee
  • Patent number: 4859692
    Abstract: The invention concerns novel, pharmaceutically useful, amide derivatives of certain benzoheterocyclylalkanoic acids (and related tetrazoles and acylsulphonamides) of the formula I and salts thereof, wherein the radicals R.sup.1, R.sup.2, L, X, Y, Z, A.sup.1, Q, A.sup.2 and M have the meanings set out in the specification. The invention also includes pharmaceutical compositions incorporating a formula I compound or a salt thereof, a process for the manufacture of the said compound, together with intermediates for use in the latter process.
    Type: Grant
    Filed: April 16, 1986
    Date of Patent: August 22, 1989
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying Kwong Yee
  • Patent number: 4837235
    Abstract: This invention provides a series of novel keto sulfones of formula I ##STR1## in which the group .dbd.A-- is selected from .dbd.C(Ra)-- and .dbd.N-- and the other radicals have the meanings defined in the following specification.The compounds of formula I are leukotriene antagonists. The invention also provides pharmaceutically acceptable salts of the formula I compounds; pharmaceutical compositions containing the formula I compound, or their salts, for use in the treatment of, for example, allergic or inflammatory diseases, or endotoxic or traumatic shock conditions; and processes for the manufacture of the formula I compounds, as well as intermediates for use in such manufacture.
    Type: Grant
    Filed: October 16, 1986
    Date of Patent: June 6, 1989
    Assignee: ICI Americas Inc.
    Inventors: Peter R. Bernstein, Frederick J. Brown, Victor G. Matassa, Ying K. Yee