Patents Represented by Attorney, Agent or Law Firm Paul H. Ginsburg
  • Patent number: 6448293
    Abstract: A compound of general formula (I), or pharmaceutically acceptable salts, solvates or polymorphs thereof; wherein; R1 and R2, which may be the same or different, are hydrogen, C1-C6alkyl, (CH2)m (C3-C6cycloalkyl) wherein m =0, 1, 2 or 3, or R1 and R2 together with the nitrogen to which they are attached form an azetidine ring; each R3 is independently CF3, OCF3, C1-4alkylthio or C1-C4alkoxy; n is 1, 2 or 3; and R4 and R5, which may be the same or different, are: A—X, wherein A =—CH=CH— or —(CH2)p— where p is 0, 1 or 2; X is hydrogen, F, Cl, Br, I, CONR6R7, SO2NR6R7, SO2NHC(=O)R6, OH, C1-4alkoxy, NR8SO2R9, NO2, NR6R11, CN, CO2R10, CHO, SR10, S(O)R9 or SO2R10; R6, R7, R8 and R10 which may be the same or different, are hydrogen or C1-6alkyl optionally substituted independently by one or more R12; R9 is C1-6 alkyl optionally substituted independently by one or more R12; R11 is hydrogen, C1-6 alkyl optionally substituted independently by one or more R12, C(O
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: September 10, 2002
    Assignee: Pfizer Inc.
    Inventors: Mark David Andrews, David Hepworth, Donald Stuart Middleton, Alan Stobie
  • Patent number: 6448265
    Abstract: The pyrazoles and pyrazolopyrimidines of the formula wherein R1, R2, R3, R4 and A are as defined herein, have corticotropin releasing factor (CRF) antagonist activity. As such, they are effective in the treatment of a wide range of diseases including stress-related illnesses.
    Type: Grant
    Filed: August 19, 1999
    Date of Patent: September 10, 2002
    Assignee: Pfizer, Inc.
    Inventors: William Stephen Faraci, Willard McKowan Welch, Jr.
  • Patent number: 6444826
    Abstract: The invention relates to processes for preparing a compound of the formula and the enantiomer of said compound, wherein the benzoic acid moiety is attached at position 6 or 7 of the chroman ring, and R1, R2, and R3 are as defined herein. The invention further relates to intermediates that are useful in the preparation of the compound of formula X above.
    Type: Grant
    Filed: October 31, 2001
    Date of Patent: September 3, 2002
    Assignee: Pfizer Inc.
    Inventors: Anthony Piscopio, Joel M. Hawkins, Stephane Caron, Sarah E. Kelly, Jeffrey W. Raggon, Michael J. Castaldi, Robert W. Dugger, Sally G. Ruggeri
  • Patent number: 6444677
    Abstract: This invention provides a compound of the formula (I): or the pharmaceutically acceptable salts thereof wherein A is independently halo; Y1 is —(CH2)m—, C(O) or S(O); Y2 is N or CH; R1 and R2 are independently C1-4 alkyl; R3 is selected from the following: (a) optionally substituted —(CH2)p—C3-7 cycloalkyl; (b) optionally substituted —C5-7 alkyl; and (c) substituted —C1-4 alkyl; and (d) optionally substituted C7-9 bicycloalkyl; R4 is optionally substituted thiazolyl, imidazolyl or oxazolyl; X is S, —NH, —N—C1-4 alkyl or O; R5 is hydrogen or C1-4 alkyl; R6 is C1-4 alkyl or halo; m is 0, 1 or 2; n is 0, 1, 2, 3, 4 or S; and p is 0, 1, 2, 3, 4, 5 or 6. These compounds are useful for the treatment of medical conditions caused by bradykinin such as inflammation, cardiovascular disease, pain, etc. This invention also provides a pharmaceutical composition comprising the above compound.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: September 3, 2002
    Assignee: Pfizer Inc.
    Inventors: Takafumi Ikeda, Mitsuhiro Kawamura, Noriaki Murase, Seiji Nukui, Yuji Shishido, Makato Kawai, Yoshiyuki Okumura
  • Patent number: 6444679
    Abstract: The present invention relates to compounds of the formula I, wherein Z1, X, Y, ( )n, R1, R2 and R3 are defined as in the specification, pharmaceutical compositions containing such compounds; and the use of such compounds to treat neurological and gastrointestinal disorders.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: September 3, 2002
    Assignee: Pfizer Inc
    Inventors: Spiros Liras, Stanton F. McHardy
  • Patent number: 6441000
    Abstract: There is provided a compound of formula I, wherein Het1, T, X, R1, R2 and R3 have meanings given in the description, which are useful in the prophylaxis and in the treatment of diseases mediated by opiate receptors, such as pruritus.
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: August 27, 2002
    Assignee: Pfizer Inc
    Inventors: Stephen Paul Gibson, Ivan Tommasini, Kimberley Verrier, Lee Roberts, Brian Scott Bronk, Richard Edward Armer
  • Patent number: 6440709
    Abstract: This invention relates to the isochroman compound of formula (I) and its pharmaceutically acceptable salts, which are useful as an amyloid aggregation inhibitor and for treating Alzheimer's disease. This invention also relates to processes for producing the isochroman compound, which comprises cultivating Penicillium simplicissimum FERM BP-6357 and then isolating the isochroman compound from the fermentation broth. The present invention also relates to a pharmaceutical composition comprising the isochroman compound.
    Type: Grant
    Filed: August 30, 2000
    Date of Patent: August 27, 2002
    Assignee: Pfizer Inc.
    Inventors: Hideo Hirai, Toshio Ichiba, Hiroko Tonai
  • Patent number: 6441018
    Abstract: The pyrazoles and pyrazolopyrimidines of the formula wherein R1, R2, R3, R4 and A are as defined herein, have corticotropin releasing factor (CRF) antagonist activity. As such, they are effective in the treatment of a wide range of diseases including stress-related illnesses.
    Type: Grant
    Filed: August 19, 1999
    Date of Patent: August 27, 2002
    Assignee: Pfizer Inc.
    Inventors: William Stephen Faraci, Willard McKowan Welch, Jr.
  • Patent number: 6436938
    Abstract: The present invention relates to a method of treating depression, especially refractory depression, in a mammal, including a human, by administering to the mammal a sigma receptor ligand in combination with an antidepressant agent. It also relates to pharmaceutical compositions containing a pharmaceutically acceptable carrier, a sigma receptor ligand and a serotonin reuptake inhibitor.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: August 20, 2002
    Assignee: Pfizer Inc.
    Inventor: Harry Ralph Howard, Jr.
  • Patent number: 6436961
    Abstract: The present invention relates to a novel process for preparing and resolving 3-amino-2-phenylpiperidine and for synthesizing from the enantiomers of such compound certain pharmaceutically active substituted 2-phenyl-3-benzylaminopiperidines. The substituted 2-phenyl-3-benzylaminopiperidines that can be prepared by the processes of this invention are substance P receptor antagonists and are useful in the treatment and prevention of inflammatory and central nervous system disorders, as well as several other disorders.
    Type: Grant
    Filed: September 18, 1995
    Date of Patent: August 20, 2002
    Assignee: Pfizer INC
    Inventors: Harry A. Watson, Jr., William M. Snyder, Glenn E. Wilcox
  • Patent number: 6433009
    Abstract: A compound of the formula wherein R1 and R2 are as defined above, useful in the treatment and condition selected from the group consisting of meningitis and salpingitis, septic shock, disseminated intravascular coagulation, and/or adult respiratory distress syndrome, acute or chronic inflammation, arthritis, cholangitis, colitis, encephalitis, endocarditis, glomerulonephritis, hepatitis, myocarditis, pancreatitis, pericarditis, reperfusion injury, vasculitis, acute and delayed hypersensitivity, graft rejection, and graft-versus-host disease, auto-immune diseases including Type 1 diabetes mellitus and multiple sclerosis, periodonate diseases, interstitial pulmonary fibrosis, cirrhosis, systemic sclerosis, keloid formation, tumors which produce IL-1 as an autocrine growth factor, cachexia, Alzheimers disease, percussion injury, depression, atherosclerosis, osteoporosis in a mammal, including a human.
    Type: Grant
    Filed: October 31, 2000
    Date of Patent: August 13, 2002
    Assignee: Pfizer Inc
    Inventors: Mark Anthony Dombroski, James Frederick Eggler
  • Patent number: 6432989
    Abstract: A corticotropin releasing factor (CRF) antagonist is administered to treat disorders that can be treated by altering circadian rhythm.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: August 13, 2002
    Assignee: Pfizer Inc
    Inventor: Yuhpyng L. Chen
  • Patent number: 6423725
    Abstract: A compound of the formula: or the pharmaceutically acceptable salts thereof, wherein R1, R2, R3, R4 and R5 are defined above are useful as ORL1-receptor agonists, and useful as analgesics or the like in mammalian subjects.
    Type: Grant
    Filed: March 6, 2000
    Date of Patent: July 23, 2002
    Assignee: Pfizer INC
    Inventors: Fumitaka Ito, Hirohide Noguchi, Yoriko Ohashi, Hiroshi Kondo, Tatsuya Yamagishi
  • Patent number: 6423708
    Abstract: The present invention relates to compounds of the formula I wherein R1, R2, R3, X, Y and the dashed line are as defined in the specification, to intermediates for their preparation, to pharmaceutical compositions containing them and to their medicinal use as psychotherapeutic agents.
    Type: Grant
    Filed: December 8, 2000
    Date of Patent: July 23, 2002
    Assignee: Pfizer INC
    Inventors: Megan Ann Gibbs, Harry Ralph Howard, Jeffrey Scott Sprouse, Joel Barry Schachter, Phillip Branch Chappell
  • Patent number: 6420536
    Abstract: The invention relates to a method of preparing compounds of the formula and to pharmaceutically acceptable salts thereof. The compounds of formula 1 are antibacterial agents that may be used to treat various bacterial and protozoa infections. The invention also relates to pharmaceutical compositions containing the compounds of formula 1 and to methods of treating bacterial protozoa infections by administering the compounds of formula 1. The invention also relates to methods of preparing the compounds of formula 1 and to intermediates useful in such preparation.
    Type: Grant
    Filed: November 18, 1999
    Date of Patent: July 16, 2002
    Assignee: Pfizer Inc
    Inventors: Brian Scott Bronk, Michael Anthony Letavic, Takushi Kaneko, Bingwei Vera Yang, Edward Alan Glazer, Hengmiao Cheng
  • Patent number: 6420343
    Abstract: This invention relates to compounds of the formula 1 and to pharmaceutically acceptable salts, prodrugs and solvates thereof wherein X1, X2, R2 and R6 are as defined herein. The compounds of formula 1 are antibacterial and antiprotozoal agents that may be used to treat various bacterial and protozoal infections and disorders related to such infections. The invention also relates to pharmaceutical compositions containing the compounds of formula 1 and to methods of treating bacterial and protozoal infections by administering the compounds of formula 1.
    Type: Grant
    Filed: September 20, 1999
    Date of Patent: July 16, 2002
    Assignee: Pfizer Inc
    Inventors: Wei-Guo Su, Takushi Kaneko, Yong-Jin Wu
  • Patent number: 6417229
    Abstract: The present invention relates to a method of using a compound of the formula (I): wherein A, X1, X2 and Q are as defined herein, a pharmaceutically acceptable salt thereof, or a pharmaceutical composition thereof, in the treatment of a disease, condition or disorder of the peripheral or central nervous system, including but not limited to Alzheimer's disease, stroke/cerebral ischemia, head trauma, spinal cord injury, multiple sclerosis, amyotrophic lateral sclerosis, Huntington's disease, Parkinson's disease, migraine, cerebral amyloid angiopathy, AIDS, age-related cognitive decline, mild cognitive impairment and prion diseases.
    Type: Grant
    Filed: September 27, 2000
    Date of Patent: July 9, 2002
    Assignee: Pfizer Inc
    Inventors: Barbara G. Sahagan, Anabella Villalobos
  • Patent number: 6417202
    Abstract: The present invention provides a compound of the formula: and its pharmaceutically acceptable salts, wherein R1, R2, R3, R4, R5 and m are as defined in claim 1. The present invention also provides processes for the preparation thereof, the use thereof in treating cytokines mediated diseases and/or cell adhesion molecules (CAMs) mediated diseases and pharmaceutical compositions for use in such therapy.
    Type: Grant
    Filed: December 10, 1999
    Date of Patent: July 9, 2002
    Assignee: Pfizer Inc.
    Inventors: Akiyoshi Kawai, Makoto Kawai, Yoshinori Murata, Junji Takada, Minoru Sakakibara
  • Patent number: 6417194
    Abstract: Compounds of formula I, wherein R1 represents C1-4 alkoxy optionally substituted by one or more fluorine atoms; R2 and R3 independently represent H or C1-6 alkoxy (which is optionally substituted); R4 represents a 4-, 5-, 6- or 7-membered heterocyclic ring, the ring being optionally fused to a benzene ring or a 5- or 6-membered heterocyclic, the ring system as a whole being optionally substituted; X represents CH or N; and L is absent, or represents a cyclic group of formula Ia, or represents a chain of formula Ib, and pharmaceutically acceptable salts thereof; are useful in therapy, in particular in the treatment of benign prostatic hyperplasia.
    Type: Grant
    Filed: February 7, 2000
    Date of Patent: July 9, 2002
    Assignee: Pfizer, Inc.
    Inventors: David Nathan Abraham Fox, Alan John Collis, Simon John Mantell
  • Patent number: 6413971
    Abstract: The invention relates to compounds of the formula and to pharmaceutically acceptable salts thereof, wherein R1, R2 and Z are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formula I and to methods of using said compounds in the treatment of hyperproliferative diseases such as cancer.
    Type: Grant
    Filed: May 19, 1999
    Date of Patent: July 2, 2002
    Assignee: Pfizer Inc
    Inventors: Lee Daniel Arnold, Mikel Paul Moyer, Susan Beth Sobolov-Jaynes