Patents Represented by Attorney, Agent or Law Firm Paul H. Ginsburg
  • Patent number: 6498146
    Abstract: The invention relates to compounds of the formula 1, 2, and 3 and to pharmaceutically acceptable salts and prodrugs thereof, wherein the groups are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formula I, methods of using said compounds of formula 1, 2, and 3 the treatment of infections, and methods of preparing said compounds of formula 1, 2, and 3.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: December 24, 2002
    Assignee: Pfizer Inc
    Inventor: Yong-Jin Wu
  • Patent number: 6498255
    Abstract: Compounds of the formula wherein R1 R2, R7, R8, X, Y, M and L are defined as below. The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from. dementia and Alzheimer's disease.
    Type: Grant
    Filed: September 19, 2001
    Date of Patent: December 24, 2002
    Assignee: Pfizer Inc.
    Inventors: Anabella Villalobos, Arthur A. Nagel, Yuhpyng L. Chen
  • Patent number: 6495589
    Abstract: Compounds according formula (I) A—G—Z—W and pharmaceutically acceptable salts, solvates or hydrates thereof; wherein, A is (C6-C10)aryl, (C6-C10)aryl-SO2, (C6-C10)aryl-CH2—, (C6-C10)arylcarbonyl, (C1-C9)heteroaryl, (C1-C9)heteroaryl-SO2—, (C1-C9)heteroaryl-CH2—; or (C1-C9)heteroarylcarbonyl; G is selected from the group consisting of:  where B is (C6-C10)aryl or (C1-C9)heteroaryl, and X is CH2, SO2, or carbonyl;  where X is CH2, SO2, or carbonyl; and R1 and R1′ are each independently selected from H, CN, (C1-C8)alkyl-, and phenyl(CH2)—, wherein said alkyl and phenyl groups are optionally substituted; and  where Z and W are as defined in the present Specificiation; and pharmaceutical compositions and methods useful to increase secretion of growth hormone(GH) from the anterior pituitary of mammals, including on a sustained release basis.
    Type: Grant
    Filed: December 12, 2000
    Date of Patent: December 17, 2002
    Assignee: Pfizer Inc.
    Inventors: Bruce A. Hay, Bridget M. Cole, Anthony P. Ricketts
  • Patent number: 6495564
    Abstract: The present invention relates to compounds of formula 1 and to pharmaceutically acceptable salts, prodrugs and solvates thereof, wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, and R11 are as defined herein. The above compounds of formula 1 are useful in the treatment of hyperproliferative disorders, such as cancer, in mammals. The invention also relates to pharmaceutical compositions containing the compounds of formula 1 and to methods of inhibiting abnormal cell growth, including cancer, in a mammal by administering the compounds of formula 1 to a mammal requiring such treatment.
    Type: Grant
    Filed: August 26, 1999
    Date of Patent: December 17, 2002
    Assignee: Pfizer Inc.
    Inventors: Joseph P. Lyssikatos, Susan D. La Greca, Bingwei V. Yang
  • Patent number: 6495549
    Abstract: Compounds of formula (I), their salts and solvates, wherein the substituents are as described herein, are FKBP inhibitors.
    Type: Grant
    Filed: October 30, 2000
    Date of Patent: December 17, 2002
    Assignee: Pfizer Inc
    Inventors: Martin J. Wythes, Michael J. Palmer, Mark I. Kemp, Malcolm C. MacKenny, Robert J. Maguire, James F. Blake, Jr.
  • Patent number: 6492520
    Abstract: This invention relates to compounds of formula (I), wherein A, B, D, E, K, G, Z, R3 and R5 are defined as in the specification, and to the pharmaceutically acceptable salts of such compounds. Compounds (I) are corticotropin releasing factor (hormone) CRF (CRH) antagonists.
    Type: Grant
    Filed: May 24, 1999
    Date of Patent: December 10, 2002
    Assignee: Pfizer Inc
    Inventor: Yuhpyng L. Chen
  • Patent number: 6492383
    Abstract: The invention relates to compounds of the formulas 1 and 2 and to pharmaceutically acceptable salts and hydrates thereof, wherein X1, R1, R2 and R11 are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formulas 1 and 2 and to methods of treating hyperproliferative disorders in a mammal by administering the compounds of formulas 1 and 2.
    Type: Grant
    Filed: February 10, 2000
    Date of Patent: December 10, 2002
    Assignee: Pfizer Inc.
    Inventors: Michael John Munchhof, Susan Beth Sobolov-Jaynes, Matthew Arnold Marx
  • Patent number: 6489094
    Abstract: A method and device for the automated large scale preparation for testing of drug-drug interactions, particularly with determination of IC50 and Ki, as a screening tool enhancement for determining viability of large numbers of compounds as drug candidates. Small samples of specific probe substrates and new compound inhibitors are automatically dispensed en masse into multi-welled reaction plates which are prefilled with thawed human microsomes, buffer and cofactor. The reaction plates are incubated and the reaction products are tested within degradation time limits, for initial biological determinations of relevant interaction effects of the compounds.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: December 3, 2002
    Assignee: Pfizer Inc.
    Inventors: Sean Ekins, Diane Lynn Johnson, Kevin George Kelly
  • Patent number: 6486325
    Abstract: The present invention relates to a novel process for the preparation of a diastereomeric mixture of piperidinylaminomethyl trifluoromethyl cyclic ether compounds of formulae Ia and Ib: and pharmaceutically acceptable salts thereof, wherein R1 is C1-C6 alkyl; R2 is C1-C6 alkyl, halo C1-C6 alkyl or phenyl or substituted phenyl; R3 is hydrogen or halo; m is zero, one or two, and wherein said mixture is highly enriched in the compound of formula Ia, and to novel processes for the preparation and purification of intermediate compounds useful in the preparation of compounds of formulae Ia and Ib.
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: November 26, 2002
    Assignee: Pfizer Inc
    Inventors: Stéphane Caron, Enrique Vasquez
  • Patent number: 6482924
    Abstract: Four antigenic preparations are provided, each of which contains a different protein from Leptospira which can be used immunologically in vaccines for leptospirosis caused by this organism. Also provided in the invention are polynucleotides encoding these four proteins and antibodies which bind the proteins for use in the diagnosis of leptospirosis.
    Type: Grant
    Filed: December 15, 1999
    Date of Patent: November 19, 2002
    Assignees: Pfizer Inc., Pfizer Products, Inc.
    Inventors: Eric A. Utt, Michael Stephen Willy, Don A. Dearwester
  • Patent number: 6482801
    Abstract: The invention relates to compounds of the formula and to pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formula 1, methods of using said compounds of formula 1 in the treatment of infections, and methods of preparing said compounds of formula 1.
    Type: Grant
    Filed: February 27, 2001
    Date of Patent: November 19, 2002
    Assignee: Pfizer Inc.
    Inventor: Yong-Jin Wu
  • Patent number: 6479516
    Abstract: There is provided a compound of formula I, wherein R1, R2, R3, X and Y have meanings given in the description, which are useful in the prophylaxis and in the treatment of pruritus.
    Type: Grant
    Filed: May 23, 2000
    Date of Patent: November 12, 2002
    Assignee: Pfizer Inc
    Inventors: Stephen Paul Gibson, Ivan Tommasini, Brian Scott Bronk
  • 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: 6472388
    Abstract: The present invention relates to compounds of the formula wherein R1, R2, R3, X, Y and the dashed line are defined as in the specification, to intermediates for their preparation, to pharmaceutical compositions containing them and to their medicinal use. These compounds are useful as psychotherapeutic agents.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: October 29, 2002
    Assignee: Pfizer Inc
    Inventor: Harry Ralph Howard
  • Patent number: 6465449
    Abstract: The invention relates to compounds of the formula 1 and to pharmaceutically acceptable salts and solvates thereof, wherein A, X, R1, R3 and R4 are as defined herein. The invention also relates to methods of treating abnormal cell growth in mammals by administering the compounds of formula 1 and to pharmaceutical compositions for treating such disorders which contain the compounds of formula 1. The invention also relates to methods of preparing the compounds of formula 1.
    Type: Grant
    Filed: January 20, 2000
    Date of Patent: October 15, 2002
    Assignee: Pfizer Inc.
    Inventors: John Charles Kath, Norma Jacqueline Tom, Eric David Cox, Samit Kumar Bhattacharya
  • Patent number: 6465491
    Abstract: The present invention relates to certain 6-phenyl-pyridin-2-ylamine derivatives that exhibit activity as nitric oxide synthase (NOS) inhibitors, to pharmaceutical compositions containing them and to their use in the treatment and prevention of central nervous system disorders.
    Type: Grant
    Filed: April 4, 2001
    Date of Patent: October 15, 2002
    Assignee: Pfizer Inc.
    Inventors: John A. Lowe, III, Peter J. Whittle
  • Patent number: 6458822
    Abstract: The present invention relates to a compound of the formula wherein R1, R2, R3 and R4 are as defined above, and pharmaceutically acceptable salts and solvates thereof, that are useful, for example, as matrix metalloproteinase inhibitors. The present invention is also directed to pharmaceutical compositions comprising such compounds and methods of treatment for diseases such as osteoarthritis, rheumatoid arthritis, cancer, osteoporosis, tissue ulceration, restinosis, periodontal disease, inflammation, epidermolysis bullosa, scleritis, stroke, Alzheimer's disease, and the like, characterized by inappropriate matrix metalloproteinase activity. Processes for the synthesis of compounds of formula (I) are also disclosed.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: October 1, 2002
    Assignee: Pfizer Inc.
    Inventors: Ralph P. Robinson, Ellen R. Laird
  • Patent number: 6451803
    Abstract: This invention relates to the use of a compound of the formula wherein m, R1, R2, R3, R4, R5 and X are as defined in the disclosure, for treating or preventing migraine, depression and other disorders for which a 5-HT1 agonist or antagonist is indicated.
    Type: Grant
    Filed: May 31, 2000
    Date of Patent: September 17, 2002
    Assignee: Pfizer INC
    Inventor: Harry R. Howard
  • Patent number: 6452041
    Abstract: An efficient and selective process, capable of scale-up, to make itaconate derivatives of formula (IV), and/or succinate derivatives of formula (V) and/or (VI) by asymmetric hydrogenation of the itaconate derivatives. wherein R, R1 and R2 are as defined herein.
    Type: Grant
    Filed: October 15, 2001
    Date of Patent: September 17, 2002
    Assignee: Pfizer Inc.
    Inventors: Andrew Michael Derrick, Nicholas Murray Thomson
  • Patent number: 6448236
    Abstract: The present invention relates to compounds of the formula and pharmaceutically acceptable salts and solvates thereof, to processes for the preparation of, intermediates used in the preparation of, and compositions containing such compounds and the uses of such compounds as adenosine A2a receptor agonists.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: September 10, 2002
    Assignee: Pfizer Inc
    Inventor: Sandra Marina Monaghan