Patents Assigned to Pfizer
  • Patent number: 6677378
    Abstract: The present invention relates to compounds of the formula wherein R1 through R4, X, Y, m and n are defined as in the specification. Such compounds are useful exhibit activity as serotonin, norepinephrine and dopamine reuptake inhibitors, and their pharmaceutically acceptable salts, and their use in the treatment of central nervous system and other disorders.
    Type: Grant
    Filed: April 30, 2001
    Date of Patent: January 13, 2004
    Assignee: Pfizer Inc.
    Inventors: Harry R. Howard, Jr., Christopher J. Schmidt, Thomas F. Seeger, Mark L. Elliott
  • Patent number: 6677335
    Abstract: Compounds of the formula (I): wherein R1, R2, R4 and R13 are as defined or a pharmaceutically or veterinarily acceptable salt or polymorph thereof, or a pharmaceutically or veterinarily acceptable solvate or pro-drug thereof: are potent and selective inhibitors of type 5 cyclic guanosine 3′,5′-monophosphate phosphodiesterase (cGMP PDE5) and have utility in the treatment of, inter alia, male erectile dysfunction (MED) and female sexual dysfunction (FSD).
    Type: Grant
    Filed: October 6, 2000
    Date of Patent: January 13, 2004
    Assignee: Pfizer Inc
    Inventors: Mark Edward Bunnage, Keith Michael DeVries, Laurence James Harris, Philip Charles Levett, John Paul Mathias, Joanna Teresa Negri, Stephen Derek Albert Street, Albert Shaw Wood
  • Publication number: 20040006135
    Abstract: The present invention relates to a method of treating depression or anxiety in a mammal, including a human, by administering to the mammal a CNS-penetrant NK-1 receptor antagonist (e.g., a substance P receptor antagonist) in combination with an NK-3 antagonist agent. It also relates to pharmaceutical compositions containing a pharmaceutically acceptable carrier, a CNS-penetrant NK-1 receptor antagonist and an NK-3 antagonist.
    Type: Application
    Filed: March 12, 2003
    Publication date: January 8, 2004
    Applicant: Pfizer Inc.
    Inventors: Susan B. Sobolov-Jaynes, John A. Lowe, Stafford McLean
  • Publication number: 20040006088
    Abstract: 1
    Type: Application
    Filed: June 17, 2003
    Publication date: January 8, 2004
    Applicant: Pfizer Inc.
    Inventors: Dennis J. Hoover, Bernard Hulin, William H. Martin, Judith L. Treadway
  • Patent number: 6673801
    Abstract: Dihydroxyhexanoic acid derivatives of the general formula are useful to treat inflammation and other immune disorders.
    Type: Grant
    Filed: March 2, 2000
    Date of Patent: January 6, 2004
    Assignee: Pfizer Inc.
    Inventors: John Charles Kath, Mathew Frank Brown, Christopher Stanley Poss
  • Patent number: 6673929
    Abstract: This invention relates to improved processes for preparing compounds of Formula II, and compounds of Formula III, wherein R1, R2, R3 and Prt are defined as set forth in the specification.
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: January 6, 2004
    Assignee: Pfizer Inc.
    Inventors: Frank R. Busch, Charles K. Chiu, Clifford N. Meltz, Ronald J. Post, Peter R. Rose
  • Patent number: 6673811
    Abstract: Disclosed are 1H-Pyrrolo[3,2-b]pyridine-3-carboxylic acid amides that bind to the benzodiazepine site of GABAA receptors. Such compounds can be used to modulate ligand binding to GABAA receptors in vivo and in vitro, and are particularly useful in the treatment of a variety of central nervous system (CNS) disorders in humans, domesticated companion animals, and livestock animals.
    Type: Grant
    Filed: November 19, 2002
    Date of Patent: January 6, 2004
    Assignees: Neurogen Corporation, Pfizer, Inc.
    Inventors: George D. Maynard, Manuka Ghosh, Christopher J. O'Donnell
  • Patent number: 6673789
    Abstract: Compounds of formula (I): or a pharmaceutically acceptable salt thereof, or solvate of either entity, wherein R4 is a guanidinyl moiety and the other substituents are as defined in the text, are urokinase inhibitors.
    Type: Grant
    Filed: March 12, 2003
    Date of Patent: January 6, 2004
    Assignee: Pfizer, Inc.
    Inventors: Roger Peter Dickinson, Christopher Gordon Barber
  • Publication number: 20040002609
    Abstract: The present invention relates to a method of making novel dipeptidyl peptidase-IV (“DPP-IV’) inhibitor compounds useful for treating, inter alia, diseases that are associated with proteins that are subject to processing by DPP-IV, such as Type 2 diabetes mellitus, metabolic syndrome (Syndrome X or insulin resistance syndrome), hyperglycemia, impaired glucose tolerance, glucosuria, metabolic acidosis, cataracts, diabetic neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic cardiomyopathy, Type 1 diabetes, obesity, hypertension, hyperlipidemia, atherosclerosis, osteoporosis, osteopenia, frailty, bone loss, bone fracture, acute coronary syndrome, infertility due to polycystic ovary syndrome, short bowel syndrome and to prevent disease progression in Type 2 diabetes. The invention also relates to a method of making 3,3,4,4-tetrafluoropyrrolidine, a starting material utilized in the afore-mentioned method for preparing DPP-IV compounds.
    Type: Application
    Filed: June 3, 2003
    Publication date: January 1, 2004
    Applicant: Pfizer Inc.
    Inventor: Bernard Hulin
  • Publication number: 20040001895
    Abstract: The present invention relates to a method of treating depression or anxiety in a mammal, including a human, by administering to the mammal a CNS-penetrant NK-1 receptor antagonist (e.g., a substance P receptor antagonist) in combination with a PDE IV inhibitor. It also relates to pharmaceutical compositions containing a pharmaceutically acceptable carrier, a CNS-penetrant NK-1 receptor antagonist and a PDE IV inhibitor.
    Type: Application
    Filed: March 13, 2003
    Publication date: January 1, 2004
    Applicant: Pfizer Inc.
    Inventors: Susan B. Sobolov-Jaynes, Christopher J. Schmidt, Lorraine A. Lebel
  • Patent number: 6670362
    Abstract: Compounds of formula (I), pharmaceutical formulations thereof and the use of such compounds for treating endothelin mediated diseases or conditions are described herein. The compounds of the present invention have affinity for endothelin receptors, are selective for ETA over ETB, and thus are useful in the treatment of conditions mediated by endothelin.
    Type: Grant
    Filed: September 12, 2001
    Date of Patent: December 30, 2003
    Assignee: Pfizer Inc.
    Inventors: Bernard Joseph Banks, Anthony Logan Chubb, Douglas James Critcher, James John Eshelby, Darren John Schulz
  • Patent number: 6670476
    Abstract: The invention provides a process for the optical resolution of a racemic mixture, or an optically enriched mixture, of trans-7-(hydroxymethyl)octa-hydro-2H-pyrido-1,2a)pyrazine, a key intermediate for preparing pharmacologically active 2,7-substituted octahydro-1H-pyrido[1,2-a]pyrazine derivatives useful in the treatment of disorders of the dopamine system. The process of the invention involves use of D-(−) or L-(+)naproxen as a resolving agent.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: December 30, 2003
    Assignee: Pfizer Inc.
    Inventor: Arthur E. Harms
  • Patent number: 6670366
    Abstract: There is provided compounds of formula IA and of formula IB, wherein R1, R2, R3, R4 and A have meanings given in the description, which are useful in the curative and prophylactic treatment of a medical condition for which inhibition of a cyclic guanosine 3′,5′-monophosphate phosphodiesterase (e.g. cGMP PDE5) is desired.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: December 30, 2003
    Assignee: Pfizer Inc
    Inventors: Mark Edward Bunnage, John Paul Mathias, Stephen Derek Albert Street, Anthony Wood
  • Patent number: 6668527
    Abstract: There is disclosed a genus of non-peptidyl compounds, wherein said compounds are VLA-4 inhibitors useful in treating inflammatory, autoimmune, and respiratory diseases, and wherein said compounds comprise a compound of Formula (1.0.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: December 30, 2003
    Assignee: Pfizer Inc.
    Inventors: Allen J. Duplantier, Louis S. Chupak, Anthony J. Milici, Wan F. Lau
  • Patent number: 6670480
    Abstract: A process for preparing a compound of the formula wherein n, R1, R2, R3 and X are as defined above, used as an intermediate in the synthesis of &bgr;-adrenergic receptor agonists.
    Type: Grant
    Filed: December 12, 2002
    Date of Patent: December 30, 2003
    Assignee: Pfizer Inc.
    Inventors: Robert L. Dow, Steven R. Schneider
  • Publication number: 20030235631
    Abstract: The present invention relates to a method of treating depression or anxiety in a mammal, including a human, by administering to the mammal a PDE IV inhibitor in combination with an antidepressant or an anxiolytic agent. It also relates to pharmaceutical compositions containing a pharmaceutically acceptable carrier, a PDE IV inhibitor and an anxiolytic agent or antidepressant.
    Type: Application
    Filed: March 12, 2003
    Publication date: December 25, 2003
    Applicant: Pfizer Inc.
    Inventors: Susan B. Sobolov-Jaynes, Christopher J. Schmidt
  • Publication number: 20030236258
    Abstract: The present invention relates to compounds of the formula 1
    Type: Application
    Filed: January 14, 2003
    Publication date: December 25, 2003
    Applicant: Pfizer Inc.
    Inventors: Kristin M. Lundy, Hengmiao Cheng, Subas M. Sakya, Jin Li, Martha L. Minich, Chikara Uchida
  • Patent number: 6667314
    Abstract: The present invention provides compounds of the formula: wherein R1 is C3-6 cycloalkyl optionally substituted by one or more fluorine atoms, or C1-6 alkyl optionally substituted by one or more fluorine atoms, or C3-6 cycloalkylmethyl optionally ring-substituted by one or more fluorine atoms; and R2 is phenyl optionally substituted by one or more fluorine atoms, to pharmaceutically acceptable salts and solvates thereof, and to processes for the preparation of, intermediates used in the preparation of, compositions containing and the uses of, such compounds.
    Type: Grant
    Filed: May 25, 2001
    Date of Patent: December 23, 2003
    Assignee: Pfizer, Inc.
    Inventors: Manoussos Perros, David Anthony Price, Blanda Luzia Christa Stammen, Anthony Wood
  • Patent number: 6667331
    Abstract: There is disclosed a genus of non-peptidyl compounds, wherein said compounds are VLA-4 inhibitors useful in treating inflammatory, autoimmune, and respiratory diseases, and wherein said compounds comprise a compound of Formula (1.0.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: December 23, 2003
    Assignee: Pfizer Inc
    Inventors: Allen J. Duplantier, Louis S. Chupak, Anthony J. Milici, Wan F. Lau
  • Patent number: 6667317
    Abstract: This invention relates to methods of treating traumatic brain injury (TBI) or hypoxic or ischemic stroke, comprising administering to a patient in need of such treatment an NR2B subtype selective N-methyl-D-aspartate (NMDA) receptor antagonist in combination with either: (a) a neutrophil inhibitory factor (NIF); (b) a sodium channel antagonist; (c) a nitric oxide synthase (NOS) inhibitor; (d) a glycine site antagonist; (e) a potassium channel opener; (f) an AMPA/kainate receptor antagonist; (g) a calcium channel antagonist; (h) a GABA-A receptor modulator (e.g., a GABA-A receptor agonist); or (i) an antiinflammatory agent.
    Type: Grant
    Filed: September 6, 2001
    Date of Patent: December 23, 2003
    Assignee: Pfizer Inc
    Inventors: Bertrand L. Chenard, Frank S. Menniti, Mario D. Saltarelli