Patents Assigned to Pfizer
  • Patent number: 6632831
    Abstract: The invention relates to BCAT inhibitors and the use thereof for treating or preventing neuronal loss associated with stroke, ischemia, CNS trauma, hypoglycemia and surgery, as well as treating neurodegenerative diseases including Alzheimer's disease, amyotrophic lateral sclerosis, Huntington's disease and Down's syndrome, treating or preventing the adverse consequences of the overstimulation of the excitatory amino acids, treating anxiety, psychosis, convulsions, aminoglycoside antibiotics-induced hearing loss, migraine headache, chronic pain, neuropathic pain, Parkinson's disease, diabetic retinopathy, glaucoma, CMV retinitis, urinary incontinence, opioid tolerance or withdrawal, and inducing anesthesia, as well as for enhancing cognition.
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: October 14, 2003
    Assignee: Pfizer Inc.
    Inventors: Sheryl Jeanne Hays, Lain-Yen Hu, Huangshu Lei, Jeffrey David Scholten, David Juergen Wustrow
  • Patent number: 6632834
    Abstract: This invention relates to methods, pharmaceutical compositions and kits useful in treating conditions responsive to estrogen by the administration of estrogen agonists/antagonists. Conditions responsive to the compositions and methods include rheumatoid arthritis, colon cancer, tissue wounds, skin wrinkles and cataracts. The compositions are comprised of an estrogen agonist/antagonist and a pharmaceutically acceptable vehicle, carrier or diluent. The compositions and methods of treatment are effective while substantially reducing the concomitant liability of adverse effects associated with estrogen administration.
    Type: Grant
    Filed: January 11, 2001
    Date of Patent: October 14, 2003
    Assignee: Pfizer Inc.
    Inventors: David D. Thompson, Andrew G. Lee, Wesley W. Day, Robert L. Rosati
  • Publication number: 20030190365
    Abstract: The present invention relates to a method of forming non-dihydrate azithromycin granules, comprising mixing non-dihydrate azithromycin particles, with a granulating amount of a granulating liquid, and, optionally, with one or more excipients, to form wet granules which comprise non-dihydrate azithromycin and the granulating liquid. The granules are then dried to remove the granulating liquid.
    Type: Application
    Filed: December 20, 2002
    Publication date: October 9, 2003
    Applicant: Pfizer Inc.
    Inventors: Michael Fergione, Barbara A. Johnson
  • Publication number: 20030191176
    Abstract: A stable solid hydrate of a muscarinic receptor antagonist is useful in the treatment of irritable bowel syndrome, diverticular disease, oesophageal achalasia, chronic obstructive airways disease, over active bladder (including symptoms of incontinence, urge and frequency), urinary incontinence, neurogenic urinary urgency or pollakiuria, treatment of bladder functional disorder, urinary leakage, painful or difficult urination caused by neurogenic bladder, spastic or hypertonic bladder, dysfunctional bladder syndrome, gastrointestinal disorders including gastrointestinal hyperactivity, and relaxing effect on intestinal smooth muscle cells.
    Type: Application
    Filed: March 25, 2003
    Publication date: October 9, 2003
    Applicant: Pfizer Inc.
    Inventors: Peter James Dunn, John George Matthews, Trevor Jack Newbury, Garry O'Connor
  • Publication number: 20030191107
    Abstract: Compounds according to formula (I) wherein n is 1-4, R1 is optionally substituted C1-6 alkyl, C2-6 alkenyl, or C2-6 alkynyl, Heterocycle, Aromatic heterocycle, Aryl or hydrogen and R2, R3, R4, R5, R6, R7 and R8 are each independently selected from hydrogen and optionally substituted C1-6 alkyl are novel. They are useful in the treatment of thrombotic conditions and other pathologies associated with fibrin deposition.
    Type: Application
    Filed: January 22, 2003
    Publication date: October 9, 2003
    Applicant: Pfizer Inc.
    Inventors: Charlotte Moira Norfor Allerton, Mark Edward Bunnage, John Steele
  • Publication number: 20030190343
    Abstract: The present invention is directed to pharmaceutical compositions, which are palatable to companion animals wherein the pharmaceutical composition comprises pharmaceutically effective amounts of pharmaceutically active agents and palatability improving agents.
    Type: Application
    Filed: March 5, 2002
    Publication date: October 9, 2003
    Applicant: Pfizer Inc.
    Inventors: Avinash Govind Thombre, Kasra Kasraian
  • Patent number: 6630487
    Abstract: This invention is directed to methods of treating insulin resistance in a mammal which comprise administering an effective amount of a compound of formula I, where the variables are defined in the specification, or the stereoisomeric mixtures, diastereomerically enriched, diastereomerically pure, enantiomerically enriched or enantiomerically pure isomers, or the pharmaceutically acceptable salts and prodrugs thereof to said mammal. The compounds of formula I are growth hormone secretagogues and as such are useful for increasing the level of endogenous growth hormone. In another aspect this invention provides certain intermediates which are useful in the synthesis of the foregoing compounds and certain processes useful for the synthesis of said intermediates and the compounds of formula I.
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: October 7, 2003
    Assignee: Pfizer Inc.
    Inventors: Philip Albert Carpino, Charles Kwok-Fung Chiu, Lydia Codetta Pan, Bruce Allen Lefker, Judith Lee Treadway, Michael Paul Zawistoski
  • Patent number: 6630467
    Abstract: Pyridone-fused azabicyclic compounds of the formula and their pharmaceutically acceptable salts and prodrugs, wherein R1, R2 and R3 are defined below, intermediates and methods for their preparation. Compositions and methods for using compounds of the formula I in the treatment of neurological and mental disorders related to a decrease in cholinergic function such as nicotine addiction, Huntington's Chorea, tardive dyskinesia, hyperkinesia, mania, dyslexia, schizophrenia, analgesia, attention deficit disorder (ADD), multi-infarct demetia, age related cognitive decline, epilepsy, neurological and mental disorders related to a decrease in cholinergic function, senile dementia of the Alzheimer's type, Parkinson's disease, attention deficit hyperactivity disorder (ADHD), anxiety, obesity, Tourette's Syndrome and ulcerative colitis.
    Type: Grant
    Filed: February 14, 2001
    Date of Patent: October 7, 2003
    Assignee: Pfizer Inc.
    Inventor: Brian T. O'Neill
  • Patent number: 6630504
    Abstract: The invention provides compounds of general formula (I) wherein R1 is H or C1-C6 alkyl; R2 and R3, together with the interconnecting atoms form a 4 to 8-membered saturated ring containing one or two heteroatoms (including the nitrogen to which R2 is attached) wherein a second heteroatom, if present, is selected from oxygen, nitrogen and sulfur, with the proviso that said ring cannot contain two adjacent heteroatoms; Z is CF3, OCF3, C1-C6alkylthio or C1-C6alkoxy; Y is hydrogen, halogen, —ORa, Ra or C1-C6alkylthio, and wherein Ra is C1-C4 alkyl optionally substituted with fluorine atoms; or when Z and Y are attached para and meta to the ether linkage linking rings A and B, Z and Y are linked so that, together with the interconnecting atoms, Z and Y form a fused 5 to 7-membered carbocyclic or heterocyclic ring which may be saturated, unsaturated or aromatic, and wherein when Z and Y form a heterocyclic ring, in addition to carbon atoms, the linkage contains one or two heteroatoms independently selected fro
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: October 7, 2003
    Assignee: Pfizer Inc.
    Inventors: Mark David Andrews, David Hepworth, Donald Stuart Middleton, Alan Stobie
  • Patent number: 6630472
    Abstract: Compounds that inhibit the peptidyl-prolyl isomerase (rotamase) enzyme activity of the FK-506 binding protein (FKBP) and compositions comprising these compounds are described. The FKBP-inhibiting compounds have a bicyclic [3.3.1], [4.3.1] or polycyclic azaamide nucleus. Pharmaceutical compositions containing such compounds help stimulate the outgrowth of neurites in nerve cells and augmenting nerve regeneration. Methods of treating nerve cells with such compositions are useful to promote repair of neuronal damage caused by disease and physical trauma.
    Type: Grant
    Filed: July 16, 1999
    Date of Patent: October 7, 2003
    Assignee: Pfizer Inc
    Inventors: Susumu Katoh, Hiroshi Kawakami, Hiroki Tada, Maria Angelica Linton, Vincent Kalish, John Howard Tatlock, Jesus Ernesto Villafranca
  • Publication number: 20030187254
    Abstract: Acetyl Coenzyme A Carboxylase inhibitors, pharmaceutical compositions containing such compounds and the use of such compounds to treat for example, Metabolic Syndrome including atherosclerosis, diabetes and obesity.
    Type: Application
    Filed: February 20, 2003
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: David A. Perry, H. James Harwood
  • Publication number: 20030187051
    Abstract: The instant invention provides novel processes and intermediates useful in the preparation of certain N-(indole-2-carbonyl)-&bgr;-alaninamide compounds, which compounds are glycogen phosphorylase inhibitors useful in the treatment of diseases such as hypercholesterolemia, hyperglycemia, hyperinsulinemia, hyperlipidemia, hypertension, atherosclerosis, diabetes, diabetic cardiomyopathy, infection, tissue ischemia, myocardial ischemia, and in inhibiting tumor growth.
    Type: Application
    Filed: January 16, 2003
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: Mark T. Barrila, Frank R. Busch, Michel A. Couturier, Susan L. Orrill, Peter R. Rose, Derek L. Tickner, Harry O Tobiassen, Gregory J. Withbroe
  • Publication number: 20030185891
    Abstract: Pharmaceutical compositions of a particularly effective sparingly soluble glycogen phosphorylase inhibitor are disclosed, as well as methods of making such compositions and dosage forms from such compositions.
    Type: Application
    Filed: March 21, 2003
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: Marshall D. Crew, Dwayne T. Friesen, Bruno C. Hancock, Chris Macri, James A.S. Nightingale, Ravi M. Shanker
  • Publication number: 20030187053
    Abstract: The invention relates to triamide MTP/ApoB inhibitors of the formula 1 1
    Type: Application
    Filed: June 20, 2002
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: Peter Bertinato, Alan E. Blize, Brian S. Bronk, Hengmiao Cheng, Jin Li, Hiep Huatan, Clive Mason
  • Publication number: 20030188325
    Abstract: The invention features non-human mammals and animal cells that contain a targeted disruption of a REDK gene.
    Type: Application
    Filed: March 28, 2003
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: Melanie R. Allen-McConkey, William H. Brissette, John E. Hambor, Kuldeep S. Neote, Marsha L. Roach
  • Publication number: 20030186995
    Abstract: The invention relates to compounds of the formula 1 1
    Type: Application
    Filed: January 21, 2003
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: John Charles Kath, Tom Norma Jacqueline, Liu Zhengyu, Eric David Cox, Joel Morris, Samit Kumar Bhattacharya
  • Publication number: 20030186981
    Abstract: The present invention relates to novel to P2X7 inhibitors of formula I 1
    Type: Application
    Filed: November 12, 2002
    Publication date: October 2, 2003
    Applicant: Pfizer Inc.
    Inventors: Allen J. Duplantier, Chakrapani Subramanyam
  • Patent number: 6627755
    Abstract: The present invention relates to novel quinazolin-4-one derivatives of the formula wherein A is a benzo or thieno fused aromatic ring; B is phenyl, pyridyl or pyrimidyl; X is N or CH; and Y-Z is —CH2NH— or —NHCH2—; and to pharmaceutical compositions containing such compounds, and the use of such compounds to treat neurodegenerative, psychotropic, and drug and alcohol induced central and peripheral nervous system disorders.
    Type: Grant
    Filed: May 14, 1998
    Date of Patent: September 30, 2003
    Assignee: Pfizer INC
    Inventors: Bertrand L. Chenard, Willard M. Welch, Anthony R. Reinhold
  • Patent number: 6627771
    Abstract: The instant invention is improved gamma amino butyric acid analogs, processes for their preparation, and methods of using them as agents for treating epilepsy and other neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, gastrointestinal damage, and inflammation.
    Type: Grant
    Filed: April 13, 2001
    Date of Patent: September 30, 2003
    Assignee: Pfizer Inc
    Inventors: Thomas Richard Belliotti, David Juergen Wustrow
  • Patent number: 6627754
    Abstract: A compound of the formula wherein R1, R2 and R3 are as defined above, which are inhibitors of the enzyme protein kinases such as Janus Kinase 3 and as such are useful therapy as immunosuppressive agents for organ transplants, xeno transplation, lupus, multiple sclerosis, rheumatoid arthritis, psoriasis, Type I diabetes and complications from diabetes, cancer, asthma, atopic dermatitis, autoimmune thyroid disorders, ulcerative colitis, Crohn's disease, Alzheimer's disease, Leukemia and other autoimmune diseases.
    Type: Grant
    Filed: December 8, 2000
    Date of Patent: September 30, 2003
    Assignee: Pfizer Inc.
    Inventors: Todd A. Blumenkopf, Mark E. Flanagan, Michael J. Munchhof