Patents Represented by Attorney, Agent or Law Firm Jeffrey N. Myers
  • Patent number: 6492342
    Abstract: This invention relates to compounds of the formula and to pharmaceutically acceptable salts and solvates thereof, wherein a, b, X, Y, Z, R1, R2, and R3 are as defined herein. The compounds of formula I are antibacterial and antiprotozoal agents useful for treating various bacterial and protozoal infections and disorders related to such infections. The invention also relates to pharmaceutical compositions containing the compounds of formula I, to methods of treating bacterial and protozoal infections by administering the compounds of formula I, and to methods for preparing compounds of formula I.
    Type: Grant
    Filed: October 27, 2000
    Date of Patent: December 10, 2002
    Assignee: Pfizer Inc.
    Inventor: Takushi Kaneko
  • Patent number: 6479513
    Abstract: The present invention relates to the compound (+)-6-[amino-(6-chloro-pyridin-3-yl)-(3-methyl-3H-imidazol-4-yl)-methyl]-4-(3-chloro-phenyl)-1-cyclopropylmethyl-1H-quinolin-2-one, pharmaceutically acceptable salts and solvates thereof, prodrugs thereof, and to the use of said compound for inhibiting abnormal cell growth, including cancer, in mammals. The invention also relates to methods useful in synthesizing the aforementioned compound.
    Type: Grant
    Filed: January 17, 2001
    Date of Patent: November 12, 2002
    Assignee: Pfizer Inc.
    Inventor: Bingwei V. Yang
  • 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: 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: 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
  • Patent number: 6410297
    Abstract: The present invention relates to avian cell lines which efficiently support the growth and productive infection of Marek's Disease Virus at high titers. The present invention also relates to avian cell lines which have been engineered to support the growth and productive infection of recombinant Marek's Disease Virus at high titers. The present invention relates a process for the preparation of Marek's Disease Virus in quantities suitable for vaccine purposes.
    Type: Grant
    Filed: November 19, 1999
    Date of Patent: June 25, 2002
    Assignee: Pfizer Inc
    Inventors: Sing Rong, Michael G. Sheppard
  • Patent number: 6407074
    Abstract: This invention relates to compounds of the formula and to pharmaceutically acceptable salts thereof. The compounds of formula 1 are potent antibacterial agents that may be used to treat various bacterial 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 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: February 16, 2000
    Date of Patent: June 18, 2002
    Assignee: Pfizer Inc
    Inventors: Brian Scott Bronk, Takushi Kaneko, Michael Anthony Letavic, Hengmaio Cheng, Edward Alan Glazer, Bingwei Vera Yang
  • Patent number: 6395733
    Abstract: The present invention relates to heterocyclic ring-fused pyrimidine derivatives of formula (I) or stereoisomers, pharmaceutically acceptable salts or prodrugs thereof, wherein Z and Y are as defined in the specification.
    Type: Grant
    Filed: November 9, 1999
    Date of Patent: May 28, 2002
    Assignee: Pfizer Inc
    Inventors: Lee Daniel Arnold, Mikel P. Moyer, Susan B. Sobolov-Jaynes
  • Patent number: 6380214
    Abstract: The present invention relates to compounds of the formula 1 and to pharmaceutically acceptable salts, prodrugs and solvates thereof, wherein Z, X, X1, R1, R2 and R3 are as defined herein as it relates to pharmaceutical compositions containing the above compounds for the treatment of disorders mediated by angiogenesis in mammals by administration of the above compounds.
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: April 30, 2002
    Assignee: Pfizer Inc.
    Inventors: Thomas George Gant, Mark Carl Noe
  • Patent number: 6376526
    Abstract: An antifungal compound of formula (I): or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of either entity, wherein X is CH or N; R1 is phenyl subsituted with 1 to 3 substituents each independently selected from halo and CF3; R2 is (hydroxy)C1-C4 alkyl, CONH2, S(O)m(C1-C4 alkyl), Ar or Het; m is 1 or 2; Ar is phenyl optionally monosubstituted with halo or CF3; and Het is a C-linked 6-membered nitrogen-containing aromatic heterocyclic group containing 1 or 2 nitrogen atoms, or a C- or N-linked 5-membered nitrogen-containing aromatic heterocyclic group containing from 2 to 4 nitrogen atoms, wherein either of said heterocyclic groups is optionally substituted with C1-C4 alkyl or (C1-C4 alkoxy)methyl.
    Type: Grant
    Filed: December 1, 1999
    Date of Patent: April 23, 2002
    Assignee: Pfizer Inc.
    Inventors: Andrew Simon Bell, Peter Thomas Stephenson
  • Patent number: 6335344
    Abstract: The present invention relates to compounds of the formula (I) and to pharmaceutically acceptable salts thereof, wherein R1-R4 and Z are as defined herein. The compounds of formula (I) are useful as antiproliferative agents. The invention further relates to pharmaceutical compositions and methods of treating hyperproliferative disorders such as cancer, using such compounds.
    Type: Grant
    Filed: September 29, 1999
    Date of Patent: January 1, 2002
    Assignee: Pfizer Inc.
    Inventor: Rodney C. Schnur
  • Patent number: 6329397
    Abstract: A compound of the formula wherein R1, R2 R3, R4 R5, R6, R7, R8, R9 and Ar are as defined above, useful in the treatment of a condition selected from the group consisting of arthritis, cancer, and other diseases characterized by matrix metalloproteinase or mammalian reprolysin activity. In addition, the compounds of the present invention may be used in combination therapy with standard non-steroidal anti-inflammatory drugs (NSAID'S), COX-2 inhibitors and analgesics, and in combination with cytotoxic drugs such as adriamycin, daunomycin, cis-platinum, etoposide, taxol, taxotere and other alkaloids, such as vincristine, in the treatment of cancer.
    Type: Grant
    Filed: August 12, 1999
    Date of Patent: December 11, 2001
    Assignee: Pfizer
    Inventors: Kim F. McClure, Mark C. Noe, Michael A. Letavic, Louis S. Chupak
  • Patent number: 6323041
    Abstract: This invention relates to novel nucleic acid sequences encoding three novel human phosphodiesterase (hPDE IV) isozymes. It also relates to polypeptides encoded by such sequences. This invention also relates to an assay method for detecting the presence of such novel isozymes in human cells, and to a method of identifying compounds or other substances that inhibit or modify the activity of such isozymes.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: November 27, 2001
    Assignee: Pfizer Inc.
    Inventors: Douglas A. Fisher, Michael D. Robbins
  • Patent number: 6313312
    Abstract: Compounds of formula (I), their salts and prodrugs thereof, where the substituents are as defined herein are disclosed as opiate binding agents useful in the treatment of opiate-mediated conditions. Also described are processes for making such substances.
    Type: Grant
    Filed: December 20, 1999
    Date of Patent: November 6, 2001
    Assignee: Pfizer INC
    Inventors: Bernard Joseph Banks, Robert James Crook, Stephen Paul Gibson, Graham Lunn, Alan John Pettman
  • Patent number: 6277860
    Abstract: This invention provides a compound of formula (I): or pharmaceutically acceptable salts thereof, wherein X1 and X2 are C or N, respectively; R1 and R2 are independently phenyl optionally substituted with a hydroxy group with proviso that X1 and X2 are not simultaneously C or N, when X1 is N, R1 is absent, and when X2 is N, R2 is absent; R3 is methyl or hydroxymethyl; R4 is formyl, hydroxymethyl or hydroxy C3-6 alkenyl; R5 is hydroxy, C3-6 alkenyl or hydroxy C3-6 alkenyl; or R4 and R5, together with the carbon atoms in the furopyridine ring to which they are attached, may form the following ring (to be fused with the furopyridine ring): with the proviso that when R3 is methyl and R5 is 2-buten-2-yl, X2 is not N. These compounds and pharmaceutical compositions containing such compounds are useful for treating infectious diseases caused by bacteria.
    Type: Grant
    Filed: October 29, 1999
    Date of Patent: August 21, 2001
    Assignee: Pfizer Inc
    Inventors: Yutaka Sugie, Akemi Sugiura, Nobuji Yoshikawa, Susan J. I Truesdell, John W. Wong
  • Patent number: 6270768
    Abstract: This invention relates to methods of preparing compounds of Formula 1: and to pharmaceutically acceptable salts and solvates thereof, and to methods for preparing same. The compounds of Formula 1 are antibacterial agents that may be used to treat various bacterial and protozoal infections, and may also be used to treat cancer. The invention also relates to pharmaceutical compositions comprising the compounds of Formula 1, and to methods of treating sbacterial and protozoal infections by administering compounds of Formula 1.
    Type: Grant
    Filed: January 26, 2000
    Date of Patent: August 7, 2001
    Assignee: Pfizer Inc
    Inventors: Thomas N. O'Connell, Brook K. Morse, Hamish Alastair Irvine McArthur, John Philip Dirlam
  • Patent number: 6248719
    Abstract: The present invention relates to compounds of the formula 1 and to pharmaceutically acceptable salts thereof, wherein R1-R7 are as defined herein. The compounds of formula 1 are useful as antibiotic agents. The invention further relates to pharmaceutical compositions and methods of treating bacterial infection using such compounds, and to methods of making the compounds of formula 1.
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: June 19, 2001
    Assignee: Pfizer Inc
    Inventor: Yong-Jin Wu
  • Patent number: 6225318
    Abstract: This invention relates to certain 4-aminoquinazoline derivatives of the formula and their pharmaceutically acceptable salts wherein R1, Q1, m, n, and Z are defined as in the specification. The compounds of formula I and pharmaceutically acceptable salts are useful for the treatment of hyperproliferative disorders and conditions in mammals.
    Type: Grant
    Filed: November 26, 1999
    Date of Patent: May 1, 2001
    Assignee: Pfizer Inc
    Inventors: Susan B. Sobolov-Jaynes, Lee D. Arnold
  • Patent number: 6194438
    Abstract: The present invention relates to compounds of the formula wherein R1, R2, R3 and R4 are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of Formula I and to methods of inhibiting abnormal cell growth, including cancer, in a mammal by administering the compounds of Formula I to said mammal.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: February 27, 2001
    Assignee: Pfizer Inc.
    Inventors: Bingwei V. Yang, Joseph P. Lyssikatos