Patents by Inventor Lyn Powell

Lyn Powell 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: 8304417
    Abstract: The present invention relates to chemical processes useful in the manufacture of the compound 4-(6-chloro-2,3-methylenedioxyanilino)-7-[2-(4-methylpiperazin-1-yl)ethoxy]-5-tetrahydropyran-4-yloxyquinazoline (the active entity within AZD0530), to intermediates useful in the manufacture of that compound and to processes for the manufacture of those intermediates. The invention also relates to particular crystalline forms of that compound such as a difumarate salt and a trihydrate and to pharmaceutical compositions containing such crystalline forms.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: November 6, 2012
    Assignee: AstraZeneca AB
    Inventors: James Gair Ford, James Francis McCabe, Anne O'Kearney-McMullan, Simon Mark Pointon, Lyn Powell, Philip O'Keefe, Mark Purdie, Jane Withnall
  • Patent number: 8198441
    Abstract: There is provided a process for the preparation of a compound of Formula 1, the use of said process in the preparation of a compound of Formula 5 or a phosphate, sulphate, hydrogensulphate, malate, citrate, tartrate or fumarate salt thereof, and the use of the fumarate salt in a composition for use in therapy.
    Type: Grant
    Filed: June 18, 2009
    Date of Patent: June 12, 2012
    Assignee: AstraZeneca AB
    Inventors: Helen Blade, Gwydion Huw Churchill, Angela Charlotte Currie, Benjamin Charles Dobson, Martin Neal Kenworthy, Lyn Powell, Steven Anthony Raw, Peter Samuel Hynes
  • Publication number: 20090318434
    Abstract: There is provided a process for the preparation of a compound of Formula 1, the use of said process in the preparation of a compound of Formula 5 or a phosphate, sulphate, hydrogensulphate, malate, citrate, tartrate or fumarate salt thereof, and the use of the fumarate salt in a composition for use in therapy.
    Type: Application
    Filed: June 18, 2009
    Publication date: December 24, 2009
    Applicant: AstraZeneca AB
    Inventors: Helen Blade, Gwydion Huw Churchill, Angela Charlotte Currie, Benjamin Charles Dobson, Martin Neal Kenworthy, Lyn Powell, Steven Anthony Raw, Peter Samuel Hynes
  • Publication number: 20090150134
    Abstract: The invention encompasses systems, methods, and apparatus for predicting clinical outcomes and monitoring an individual's response to a therapeutic regimen. The invention further encompasses methods for predicting cardiovascular risk based a genetic marker status and methods for modifying a computer to reflect genetic data and for incorporating genetic markers into a virtual population.
    Type: Application
    Filed: November 12, 2008
    Publication date: June 11, 2009
    Applicant: ENTELOS, INC.
    Inventors: Hector De Leon, Kapil Gadkar, Ananth Kadambi, Thomas S. Paterson, Lyn Powell
  • Publication number: 20090099196
    Abstract: The present invention relates to chemical processes useful in the manufacture of the compound 4-(6-chloro-2,3-methylenedioxyanilino)-7-[2-(4-methylpiperazin-1-yl)ethoxy]-5-tetrahydropyran-4-yloxyquinazoline (the active entity within AZD0530), to intermediates useful in the manufacture of that compound and to processes for the manufacture of those intermediates. The invention also relates to particular crystalline forms of that compound such as a difumarate salt and a trihydrate and to pharmaceutical compositions containing such crystalline forms.
    Type: Application
    Filed: December 14, 2005
    Publication date: April 16, 2009
    Inventors: James Gair Ford, James Francis McCabe, Anne O'Kearney-McMullan, Simon Mark Pointon, Lyn Powell, Philip O'Keefe, Mark Purdie, Jane Withnall
  • Publication number: 20050215503
    Abstract: The invention concerns double-stranded HIF decoy oligodeoxynucleotide (dsODN) molecules comprising a core sequence that is capable of specific binding to a HIF transcription factor, compositions containing such molecules, and their use in the treatment of various diseases and pathologic conditions associated with the regulation of gene transcription by a HIF transcription factor.
    Type: Application
    Filed: December 2, 2004
    Publication date: September 29, 2005
    Inventors: Leslie McEvoy, Lyn Powell, Jie Zhang, Karen Morris
  • Patent number: 5420292
    Abstract: The invention provides a novel chemical process for the manufacture of quinoline, pyridine and imidazole derivatives of the formula IV wherein Q, Y.sup.1 and Y.sup.2 have the various meanings defined herein, and their non-toxic salts, which are angiotensin II inhibitors. The process involves the removal of an electron-deficient phenyl group or a pyridyl or pyrimidyl group from a compound of the formula VI as defined herein. Certain of the intermediates are novel and are provided as a further feature of the invention.
    Type: Grant
    Filed: January 31, 1994
    Date of Patent: May 30, 1995
    Assignee: Zeneca Limited
    Inventors: Andrew P. Thomas, David M. G. Martin, Stanley A. Lee, Lyn Powell
  • Patent number: 5334718
    Abstract: The invention provides a novel chemical process for the manufacture of certain imidazo[4,5-b]pyridine derivatives of the formula I wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 have the various meanings defined herein, and their non-toxic salts, which are angiotensin II inhibitors. The process involves the removal of an electron-deficient phenyl group or a pyridyl or pyrimidyl group from a compound of the formula II as defined herein. Certain of the intermediates are novel and are provided as a further feature of the invention.
    Type: Grant
    Filed: January 25, 1993
    Date of Patent: August 2, 1994
    Assignee: Zeneca Limited
    Inventors: Andrew P. Thomas, David M. G. Martin, Stanley A. Lee, Lyn Powell
  • Patent number: 5294716
    Abstract: The invention provides a novel chemical process for the manufacture of quinoline, pyridine and imidazole derivatives of the formula IV wherein Q, Y.sup.1 and Y.sup.2 have the various meanings defined herein, and their non-toxic salts, which are angiotensin II inhibitors. The process involves the removal of an electron-deficient phenyl group or a pyridyl or pyrimidyl group from a compound of the formula VI as defined herein.
    Type: Grant
    Filed: January 17, 1992
    Date of Patent: March 15, 1994
    Assignee: Imperial Chemical Industries PLC
    Inventors: Andrew P. Thomas, David M. G. Martin, Stanley A. Lee, Lyn Powell
  • Patent number: 5245035
    Abstract: The invention concerns novel boron compounds of the formula IV, in which Q, Y.sup.1, G.sup.1 and G.sup.2 have the various meanings defined herein, and their acid and base addition salts. The said compounds are useful in the manufacture of certain quinoline, pyridine and imidazole derivatives which have angiotensin II inhibitory activity. The invention also provides novel processes for the production of the quinoline, pyridine and imidazole derivatives.
    Type: Grant
    Filed: January 17, 1992
    Date of Patent: September 14, 1993
    Assignee: Imperial Chemical Industries PLC
    Inventors: Andrew P. Thomas, David M. G. Martin, Stanley A. Lee, Lyn Powell
  • Patent number: 4988826
    Abstract: The invention provides novel arylalkene compounds of formula I, a process for their preparation and their use as intermediates for insecticidal compounds, comprising, ##STR1## wherein W represents 1 to 4 substituents selected from halo, alkyl, alkoxy, haloalkyl, haloalkoxy and alkoxyalkyl, or W represents a bidentate alkylene or alkylenedioxy group linking adjacent carbon atoms, X represents fluoroalkyl, and Y is selected from chlorine, bromine and alkoxy; and a process for preparing said ethers. The compounds of formula I are prepared by reacting a ketone of formula: ##STR2## with a phosphonium salt of formula Hal.sup.- (Q).sub.3 P.sup.+ --CH.sub.2 --Y, where Hal.sup.- represents a halide ion and Q represents alkyl or aryl.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: January 29, 1991
    Assignee: Imperial Chemical Industries PLC
    Inventors: Robin A. E. Carr, Lyn Powell
  • Patent number: 4891450
    Abstract: The invention provides novel arylalkene compounds of formula I, a process for their preparation and their use as intermediates for insecticidal compounds, comprising, ##STR1## wherein W represents 1 to 4 substituents selected from halo, alkyl, alkoxy, haloalkyl, haloalkoxy and alkoxyalkyl, or W represents a bidentate alkylene or alkylenedioxy group linking adjacent carbon atoms, X represents fluoroalkyl, and Y is selected from chlorine, bromine and alkoxy; and a process for preparing said ethers. The compounds of formula I are prepared by reacting a ketone of formula: ##STR2## with a phosphonium salt of formula Hal.sup.- (Q).sub.3 P.sup.+ -CH.sub.2 -Y, where Hal.sup.- represents a halide ion and Q represents alkyl or aryl.
    Type: Grant
    Filed: January 25, 1988
    Date of Patent: January 2, 1990
    Assignee: Imperial Chemical Industries PLC
    Inventors: Robin A. E. Carr, Lyn Powell