Patents Represented by Attorney Lisa A. Samuels
  • Patent number: 8268881
    Abstract: The invention relates to compounds of formula processes and intermediates for their preparation, their use as muscarinic antagonists and pharmaceutical composition containing them.
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: September 18, 2012
    Assignee: Pfizer Limited
    Inventors: Paul Alan Glossop, Simon John Mantell, Anthony Wood, Christine Anne Louise Watson
  • Patent number: 8263583
    Abstract: This invention relates to the hydrochloride salt of 5-[3-{3-hydroxyphenoxy)azetidin-1-yl]-5-methyl-2,2-diphenyl-hexanamide or derived form thereof and its use as a medicament.
    Type: Grant
    Filed: March 6, 2008
    Date of Patent: September 11, 2012
    Assignee: Pfizer Limited
    Inventors: Paul Alan Glossop, Kim James
  • Patent number: 8080580
    Abstract: Compounds of Formula (I) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by sodium-glucose transporter inhibitors (in particular, SGLT2 inhibitors).
    Type: Grant
    Filed: August 24, 2009
    Date of Patent: December 20, 2011
    Assignee: Pfizer Inc.
    Inventors: Vincent Mascitti, Benjamin M. Collman
  • Patent number: 7199243
    Abstract: PPAR alpha activators, pharmaceutical compositions containing such compounds and the use of such compounds to elevate certain plasma lipid levels, including high density lipoprotein-cholesterol and to lower certain other plasma lipid levels, such as LDL-cholesterol and triglycerides and accordingly to treat diseases which are exacerbated by low levels of HDL cholesterol and/or high levels of LDL-cholesterol and triglycerides, such as atherosclerosis and cardiovascular diseases, in mammals, including humans.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: April 3, 2007
    Assignees: Pfizer Inc., Pfizer Products Inc.
    Inventors: Scott W. Bagley, Thomas A. Brandt, Robert W. Dugger, William A. Hada, Cheryl M. Hayward, Zhengyu Liu
  • Patent number: 6787570
    Abstract: The invention relates to substituted N-Alkyl/Alkenyl/Cycloalkyl/Heterocycyl N-Aryl/Heteroaryl tertiary-Heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery disease. Preferred tertiary-heteroalkylamine compounds are substituted N-cycloalkyl N-benzyl aminoalcohols.
    Type: Grant
    Filed: December 16, 2002
    Date of Patent: September 7, 2004
    Assignee: Pfizer, Inc.
    Inventors: James A. Sikorski, Richard C. Durley, Margaret L. Grapperhaus, Deborah A. Mischke, Emily J. Reinhard, Barry L. Parnas, Melvin L. Rueppel
  • Patent number: 6763607
    Abstract: Conventional spray-drying methods are improved by incorporation of a pressure nozzle and a diffuser plate to improve the flow of drying gas and a drying chamber extension to increase drying time, such improvements leading to the formation of homogeneous solid dispersions of drugs in concentration-enhancing polymers.
    Type: Grant
    Filed: January 28, 2003
    Date of Patent: July 20, 2004
    Assignee: Pfizer Inc.
    Inventors: Ronald A. Beyerinck, Heather L. M. Deibele, Dan E. Dobry, Roderick J. Ray, Dana M. Settell, Ken R. Spence
  • Patent number: 6765023
    Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted reverse aminoalcohols.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: July 20, 2004
    Assignee: Pfizer, Inc.
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6737430
    Abstract: The present invention relates to a mutual prodrug of amlodipine and atorvastatin, pharmaceutically acceptable acid addition salts thereof, pharmaceutical compositions thereof and the use of said prodrug and its salts in the manufacture of medicaments for the treatment of atherosclerosis, angina pectoris, combined hypertension and hyperlipidaemia and the management of cardiac risk.
    Type: Grant
    Filed: October 31, 2001
    Date of Patent: May 18, 2004
    Assignee: Pfizer, Inc.
    Inventors: Robert James Crook, Alan John Pettman
  • Patent number: 6713489
    Abstract: This invention relates to compounds of Formula I: that inhibit the secretion of apolipoprotein B, to pharmaceutical compositions comprising the compounds, and to methods of treating and/or preventing atherosclerosis, obesity, diabetes, hyperlipidemia, hyperliproproteinemia, hypercholesterolemia, hypertriglyceridemia, hypoalphalipoproteinemia, pancreatitis, myocardial infarction, stroke, restenosis, or Syndrome X. This invention also relates to methods of reducing the secretion of apolipoprotein B and/or inhibiting microsomal triglyceride transfer protein.
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: March 30, 2004
    Assignee: Pfizer Inc
    Inventors: Roger Ruggeri, Douglas Wilson
  • Patent number: 6706881
    Abstract: This invention relates to methods for preparing certain cholesteryl ester transfer protein (CETP) inhibitors and intermediates useful in the preparation of said CETP inhibitors.
    Type: Grant
    Filed: April 18, 2003
    Date of Patent: March 16, 2004
    Assignee: Pfizer, Inc.
    Inventors: David B. Damon, Robert W. Dugger, Robert W. Scott
  • Patent number: 6699904
    Abstract: PPAR alpha activators, pharmaceutical compositions containing such compounds and the use of such compounds to elevate certain plasma lipid levels, including high density lipoprotein-cholesterol and to lower certain other plasma lipid levels, such as LDL-cholesterol and triglycerides and accordingly to treat diseases which are exacerbated by low levels of HDL cholesterol and/or high levels of LDL-cholesterol and triglycerides, such as atherosclerosis and cardiovascular diseases, in mammals, including humans.
    Type: Grant
    Filed: February 14, 2002
    Date of Patent: March 2, 2004
    Assignee: Pfizer Inc.
    Inventors: Cheryl M. Hayward, David A. Perry
  • Patent number: 6689897
    Abstract: This invention relates to intermediates useful in the preparation of CETP inhibitors and methods of preparation thereof.
    Type: Grant
    Filed: April 30, 2002
    Date of Patent: February 10, 2004
    Assignee: Pfizer Inc.
    Inventors: David B. Damon, Robert W. Dugger, Robert W. Scott
  • Patent number: 6649611
    Abstract: A compound of the formula or the pharmaceutically acceptable salt thereof; wherein a, b, c, d, e, j, R1, R2, R3, and R4 are as defined herein and are useful to treat inflammation and other immune disorders.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: November 18, 2003
    Assignee: Pfizer, Inc.
    Inventors: Laura C. Blumberg, Matthew F. Brown, Ronald P. Gladue, Molly A. McGlynn, Christopher S. Poss
  • Patent number: 6632673
    Abstract: The present invention relates to polynucleotide molecules comprising nucleotide sequences encoding an aveC gene product, which polynucleotide molecules can be used to alter the ratio or amount of class 2:1 avermectins produced in fermentation cultures of S. avermitilis. The present invention further relates to vectors, host cells, and mutant strains of S. avermitilis in which the aveC gene has been inactivated, or mutated so as to change the ratio or amount of class 2:1 avermectins produced.
    Type: Grant
    Filed: August 10, 2000
    Date of Patent: October 14, 2003
    Assignee: Pfizer, Inc.
    Inventors: Kim J. Stutzman-Engwall, Yan Chen, Claes Gustafsson, Anke Krebber, Jeremy Minshull, Sun Ai Raillard
  • Patent number: 6573270
    Abstract: Compounds of formulae (IA) and (IB): wherein R1, R2, R3, Ar1 and X are as defined above, are endothelin antagonists. The compounds are therefore useful in the treatment of a variety of conditions mediated by endothelin, such as restenosis, renal failure and systemic and pulmonary hypertension.
    Type: Grant
    Filed: August 21, 2001
    Date of Patent: June 3, 2003
    Assignee: Pfizer Inc.
    Inventors: Bernard Joseph Banks, Nathan Anthony Logan Chubb, James John Eshelby, Darren John Schulz
  • Patent number: 6548671
    Abstract: A compound of the formula or the pharmaceutically acceptable salt thereof; wherein R1, R2, R3 and R4 are as defined above useful to treat inflammation and other immune disorders.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: April 15, 2003
    Assignee: Pfizer Inc
    Inventors: Matthew F. Brown, Christopher S. Poss