Patents by Inventor Lawrence Edward Brieaddy

Lawrence Edward Brieaddy 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: 5998400
    Abstract: The invention is concerned with novel hypolipidemic compounds of formula (I), with processes and novel intermediates for their preparation, pharmaceutical compositions containing them and with their use in medicine, particularly in the prophylaxis and treatment of hyperlipidemic conditions, and associated diseases such as atherosclerosis.
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: December 7, 1999
    Assignee: Glaxo Wellcome Inc.
    Inventors: Lawrence Edward Brieaddy, Anthony Louis Handlon, Gordon Lewis Hodgson, Jr.
  • Patent number: 5910494
    Abstract: The invention is concerned with novel hypolipidemic compounds of formula (I), with processes and novel intermedites for their preparation, pharmaceutical compositions containing them and with their use in medicine, particularly in the prophylaxis and treatment of hyperlipidemic conditions, such as atherosclerosis.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: June 8, 1999
    Assignee: Glaxo Wellcome Inc.
    Inventor: Lawrence Edward Brieaddy
  • Patent number: 5859240
    Abstract: The present invention is concerned with processes for preparing hypolipidaemic benzothiazepine compounds of formula (I) ##STR1## wherein l is an integer of from 0 to 4; m is an integer of from 0 to 5; n is an integer of from 0 to 2; R and R' are atoms or groups independently selected from halogen, nitro, phenylalkoxy, C.sub.1-4 alkoxy, C.sub.1-6 alkyl and --O(CH.sub.2).sub.p SO.sub.3 R" wherein p is an integer of from 1 to 4 and R" is hydrogen or C.sub.1-6 alkyl, wherein said phenylalkoxy, alkoxy and alkyl groups are optionally substituted by one or more halogen atoms; R.sup.4 is C.sub.1-6 straight alkyl group; and R.sup.5 is a C.sub.2-6 straight alkyl group; and their salts, solvates and physiologically functional derivatives; and intermediates useful in said processes.
    Type: Grant
    Filed: August 28, 1997
    Date of Patent: January 12, 1999
    Assignee: Glaxo Wellcome Inc.
    Inventor: Lawrence Edward Brieaddy
  • Patent number: 5817652
    Abstract: The invention provides a compound of formula (I), wherein n is an integer of from 0 to 2; R is an optional substituent; R.sup.1 is hydrogen or C.sub.1-6 alkyl; R.sup.2 is an atom or group selected from hydrogen, C.sub.1-4 alkyl (including cycloalkyl and cycloalkylalkyl), C.sub.1-4 alkoxy, pyrryl, thienyl, pyridyl, 1,3-benzodioxolo, phenyl and naphthyl, which groups are optionally substituted; R.sup.3 is hydrogen, OH, C.sub.1-6 alkyl, C.sub.1-6 alkoxy or --O C.sub.1-6 acyl; R.sup.4 is a group independently selected from C.sub.1-6 alkyl (including cycloalkyl and cycloalkylalkyl), C.sub.2-6 alkenyl, and C.sub.2-6 -alkynyl which groups are optionally substituted; R.sup.5 is a group independently selected from C.sub.2-6 alkyl (including cycloalkyl and cycloalkylalkyl), C.sub.2-6 alkenyl and C.sub.2-6 alkynyl, which groups are optionally substituted; or R.sup.4 and R.sup.5, together with the carbon atom to which they are attached, form a C.sub.3-7 spiro cycloalkyl group which is optionally substituted; R.sup.
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: October 6, 1998
    Assignee: Glaxo Wellcome Inc.
    Inventors: Lawrence Edward Brieaddy, Gordon Lewis Hodgson, Jr.
  • Patent number: 5723458
    Abstract: The invention provides novel 1,4-benzothiazepine compounds substituted with hydroxy or a group containing hydroxy, compositions comprising such compounds and their use in the treatment or prophylaxis of treating clinical conditions in which inhibition of bile acid uptake is indicated, for example, hyperlipidemia and atherosclerosis.
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: March 3, 1998
    Assignee: Glaxo Wellcome Inc.
    Inventors: Lawrence Edward Brieaddy, Gordon Lewis Hodgson, Jr.
  • Patent number: 5663165
    Abstract: The present invention is directed to the following compounds of formula (I): ##STR1## wherein l is an integer of from 0 to 4; m is an integer of from 0 to 5; n is an integer of from 0 to 2; R and R' are atoms or groups independently selected from halogen, nitro, phenylalkoxy, C.sub.1-4 alkoxy, C.sub.1-6 alkyl and --O(CH.sub.2).sub.p SO.sub.3 R" wherein p is an integer of from 1 to 4 and R" is hydrogen or C.sub.1-6 alkyl, wherein said phenylalkoxy, alkoxy and alkyl groups are optionally substituted by one or more halogen atoms; R.sup.4 is a C.sub.1-6 straight alkyl group; and R.sup.5 is a C.sub.2-6 straight alkyl group; and their salts, solvates and physiologically functional derivatives, with processes and novel intermediates for their preparation, with pharmaceutical compositions containing them and with their use in medicine, particularly in the prophylaxis and treatment of hyperlipidaemic conditions, such as atherosclerosis.
    Type: Grant
    Filed: December 5, 1994
    Date of Patent: September 2, 1997
    Assignee: Glaxo Wellcome Inc.
    Inventor: Lawrence Edward Brieaddy
  • Patent number: 4103020
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alkyl, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: September 24, 1976
    Date of Patent: July 25, 1978
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy
  • Patent number: 4095027
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alky, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: September 23, 1976
    Date of Patent: June 13, 1978
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy
  • Patent number: 4091100
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alkyl, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: September 23, 1976
    Date of Patent: May 23, 1978
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy
  • Patent number: 4061863
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alkyl, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: September 24, 1976
    Date of Patent: December 6, 1977
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy
  • Patent number: 4056632
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alkyl, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: August 20, 1976
    Date of Patent: November 1, 1977
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy
  • Patent number: 4044014
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alkyl, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: September 23, 1976
    Date of Patent: August 23, 1977
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy
  • Patent number: 3997540
    Abstract: Compounds, pharmaceutical preparations containing same, and method of treating depression in mammals, the compounds being of the formula I ##STR1## or an acid addition salt thereof, particularly a pharmacologically or pharmaceutically acceptable salt thereof, where R and R.sup.1 are the same or different and are each hydrogen or lower alkyl, or R and R.sup.1 taken together are (CH.sub.2).sub.X where X is 4 or 5, or NRR.sup.1 is ##STR2## where Y is 3 or 4 and R.sup.3 is hydrogen or lower alkyl, or NRR.sup.1 is ##STR3## where R.sup.2 is hydrogen or lower alkyl, in the above lower alkyl has 1 to 4 carbons and may be straight or branched and n and m are the same or different and are 1, 2, or 3.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: December 14, 1976
    Assignee: Burroughs Wellcome Co.
    Inventors: Nariman Bomanshaw Mehta, Lawrence Edward Brieaddy