Patents Assigned to Pfizer
  • Patent number: 6083965
    Abstract: Compounds of formula (I): ##STR1## wherein the substituents are as defined herein, are antiparasitic agents.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: July 4, 2000
    Assignee: Pfizer Inc
    Inventors: Bernard Joseph Banks, Nathan Anthony Logan Chubb
  • Patent number: 6080757
    Abstract: A compound of the formula I ##STR1## or a pharmaceutically acceptable salt or hydrate thereof, wherein X, Y, Z and R.sup.1 to R.sup.7 are as defined herein, are inhibitors of H. pylori and therefore of use in the treatment and prevention of peptic ulcers, gastritis, dyspepsia, and gastric cancer.
    Type: Grant
    Filed: May 28, 1997
    Date of Patent: June 27, 2000
    Assignee: Pfizer Inc
    Inventor: Matthew F. Brown
  • Patent number: 6080761
    Abstract: The R(+) isomer of amlodipine is a potent inhibitor of smooth muscle cell migration despite its lack of calcium channel-blocking activity. It is useful for treating atherosclerosis, re-stenosis after angioplasty and endometriosis.
    Type: Grant
    Filed: February 21, 1996
    Date of Patent: June 27, 2000
    Assignee: Pfizer Inc.
    Inventors: Suresh Bababhai Chahwala, Derek Paul Winslow
  • Patent number: 6080756
    Abstract: The invention relates to a monohydrate polymorph PII.M of a compound of the formula ##STR1## exhibiting the following X-ray powder diffraction pattern______________________________________ Peak No. 1 2 3 4 5 6 7 8 ______________________________________ 2.sub.-- .theta..sub.-- (.degree.) Cu 3.6 7.3 13.7 14.5 17.1 21.) 23.6 26.7 d space 24.2 12.2 6.5 6.1 5.2 4.2 3.8 3.3 ______________________________________The invention also relates to methods of preparing the above compound, pharmaceutical compositions containing the above compound, and methods of treating bacterial infections by administering the above compound.
    Type: Grant
    Filed: January 30, 1998
    Date of Patent: June 27, 2000
    Assignee: Pfizer Inc.
    Inventors: Timothy Norris, James J. McGarry, Douglas J. M. Allen
  • Patent number: 6080769
    Abstract: The present invention relates to compounds of formula 1 ##STR1## and to pharmaceutically acceptable salts and solvates thereof, wherein Z, R, R.sup.3 and R.sup.4 are as defined herein. 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 said mammal.
    Type: Grant
    Filed: December 28, 1998
    Date of Patent: June 27, 2000
    Assignee: Pfizer Inc.
    Inventors: Joseph P. Lyssikatos, Bingwei V. Yang
  • Patent number: 6080855
    Abstract: Compounds of formula (I) or salts thereof: ##STR1## wherein R.sup.1 is hydrogen, methoxy or formamido; R.sup.2 is an acyl group; CO.sub.2 R.sup.3 is a carboxy group or a carboxylate anion, or R.sup.3 is a carboxy protecting group, pharmaceutically acceptable salt-forming group or in vivo hydrolysable ester group; R.sup.4 represents hydrogen or up to four substituents; X is O, S, SO or SO.sub.2 ; Y is O, S, SO or SO.sub.2 ; n is 0 or 1; and m is 1 or 2. The compounds have antibacterial activity. Methods of synthesis of, and pharmaceutical formulations containing, compounds (I) are also described.
    Type: Grant
    Filed: January 8, 1999
    Date of Patent: June 27, 2000
    Assignee: Pfizer Inc.
    Inventors: George Burton, Brian Charles Gasson, Stephen Christopher Martin Fell
  • Patent number: 6080058
    Abstract: An apparatus for directing the flow of air in a laboratory-type hood. A laboratory hood is provided with a closure sash and the lower edge of the closure sash has an airfoil that extends into the laboratory hood work space.
    Type: Grant
    Filed: June 16, 1998
    Date of Patent: June 27, 2000
    Assignee: Pfizer Inc.
    Inventors: Jotham W. Coe, Daniel P. Brannegan
  • Patent number: 6077864
    Abstract: A compound of the formula ##STR1## wherein n, X, Y and Ar are as defined herein, useful in the treatment of a condition selected from the group consisting of arthritis, cancer, tissue ulceration, macular degeneration, restenosis, periodontal disease, epidermolysis bullosa, scleritis, and other diseases characterized by matrix metalloproteinase activity, AIDS, sepsis, septic shock and other diseases involving the production of TNF. In addition, the compounds of the present invention may be used in combination therapy with standard non-steroidal anti-inflammatory drugs (NSAID'S) 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: June 17, 1999
    Date of Patent: June 20, 2000
    Assignee: Pfizer Inc.
    Inventors: Laurence Edward Burgess, James Patrick Rizzi
  • Patent number: 6077871
    Abstract: Compositions of matter comprising droloxifene or a pharmaceutically acceptable salt thereof and a cyclodextrin. Preferred cyclodextrins are SBECD and HPBCD. The composition can comprise a dry mixture, a dry inclusion complex or an aqueous solution. The citrate salt of droloxifene is preferred.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: June 20, 2000
    Assignee: Pfizer Inc.
    Inventor: Anthony M. Campeta
  • Patent number: 6077952
    Abstract: A compound of formula (II) or a salt: ##STR1##
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: June 20, 2000
    Assignee: Pfizer Inc.
    Inventors: John Hargreaves Bateson, George Burton, Stephen Christopher Martin Fell
  • Patent number: 6077859
    Abstract: Compounds of formula (IA) and (IB), ##STR1## wherein the substituents are as defined herein, and the salts and solvates thereof, are useful as antiparasitic agents.
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: June 20, 2000
    Assignee: Pfizer Inc.
    Inventors: Bernard Joseph Banks, Richard Andrew Bentley
  • Patent number: 6074855
    Abstract: Processes for preparing spirolaxine and spirolaxine methyl ether, the compounds of formulas (I) and (II) respectively, ##STR1## comprising fermenting fungi selected from the group consisting of Sporotrichum pruinosum FD 29585, ATCC 74327; Sporotrichum pruinosum FD 29454, ATCC 74329; Sporotrichun pruinosum FD 29586, ATCC 74328; and Phanerochaete chrysosporiun LN 3576, ATCC 74326. This invention also relates to a process for preparing spirolaxine comprising fermenting Sporotrichum pruinosum FD 29458, ATCC 74330.
    Type: Grant
    Filed: August 14, 1997
    Date of Patent: June 13, 2000
    Assignee: Pfizer Inc.
    Inventors: Mark A. Guadliana, Liang H. Huang, Takushi Kaneko
  • Patent number: 6075043
    Abstract: Compounds of formula (I) or pharmaceutically, veterinarily or agriculturally acceptable salts thereof, or pharmaceutically, veterinarily or agriculturally acceptable solvates of either entity, wherein R.sup.1 is 2,4,6-trisubstituted phenyl or 3,5-disubstituted pyridin-2-yl; R.sup.3 is C.sub.1 -C.sub.4 alkyl optionally substituted with hydroxy or with one or more halo; cyano, C.sub.1 to C.sub.5 alkanoyl or phenyl; R.sup.5 is hydrogen, C.sub.1 to C.sub.4 alkyl, amino or halo; R.sup.2 and R.sup.4 are each independently selected from hydrogen, C.sub.1 to C.sub.4 alkyl, fluoro, chloro and bromo or, together with the carbon atom to which they are attached, form a C.sub.3 to C.sub.6 cycloalkyl group; R.sup.6 and R.sup.8 are each independently selected from hydrogen, C.sub.1 to C.sub.4 alkyl, fluoro, chloro and bromo; or, when R.sup.2 and R.sup.4 do not form part of a cycloalkyl group, R.sup.2 and R.sup.6, together with the carbon atoms to which they are attached, may form a C.sub.5 to C.sub.
    Type: Grant
    Filed: June 3, 1999
    Date of Patent: June 13, 2000
    Assignee: Pfizer Inc.
    Inventor: Bernard Joseph Banks
  • Patent number: 6074651
    Abstract: A method for preventing canine coronavirus in dogs is disclosed which comprises administering to a dog a live or inactivated vaccine prepared from transmissible gastroenteritis virus of swine (a TGEV vaccine). An inactivated vaccine composition for use in such a method and a process for the manufacture of the inactivated vaccine composition are described.
    Type: Grant
    Filed: March 30, 1999
    Date of Patent: June 13, 2000
    Assignee: Pfizer, Inc.
    Inventors: Dale Bordt, Hans Draayer
  • Patent number: 6071938
    Abstract: A compound of the formula: ##STR1## or a pharmaceutically acceptable salt thereof, wherein X, O R, R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are defined in the specification; compositions containing such compounds; intermediates used in the preparation of such compounds; and methods for treating a disease associated with the altered tone and/or motility of smooth muscle, for example chronic obstructive airways disease, asthma, urinary incontinence, irritable bowel syndrome, diverticular disease, oesophageal achalasia, and hypertension.
    Type: Grant
    Filed: April 9, 1999
    Date of Patent: June 6, 2000
    Assignee: Pfizer Inc.
    Inventors: Alexander Roderick MacKenzie, Sandra Marina Monaghan
  • Patent number: 6071935
    Abstract: The present invention relates to compounds of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 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: October 7, 1999
    Date of Patent: June 6, 2000
    Assignee: Pfizer Inc.
    Inventor: Joseph P. Lyssikatos
  • Patent number: 6068859
    Abstract: A controlled-release dosage form of azithromycin having an improved side effect profile; a process for preparing the dosage form; and a method of treating a microbial infection, comprising administering azithromycin in such a controlled-release dosage form to a mammal, including a human patient, in need of such treatment.
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: May 30, 2000
    Assignee: Pfizer Inc.
    Inventors: William J. Curatolo, Hylar L. Friedman, Richard W. Korsmeyer, Steven R. LeMott
  • Patent number: 6069157
    Abstract: A new group of parasiticidal pyrazole derivatives has now been found.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: May 30, 2000
    Assignee: Pfizer Inc.
    Inventor: B. J. Banks
  • Patent number: 6069175
    Abstract: A method of treating atherosclerosis, independent of lipid lowering, in mammals, induding humans, in need of treatment by inhibiting progression of an atherogenic lesion or by stabilizing plaque. Such lesion progression inhibition or plaque stabilization is preferably achieved by directly inhibiting chemokine expression leading to excessive inflammatory cell recruitment by administering certain estrogen agonist/antagonists.
    Type: Grant
    Filed: October 21, 1997
    Date of Patent: May 30, 2000
    Assignee: Pfizer Inc.
    Inventor: Robert J. Aiello
  • Patent number: 6066647
    Abstract: The invention relates to a non-hygroscopic polymorph of the following compound ##STR1## and to pharmaceutical compositions containing the above compound, methods of treating bacterial infections by administering the above compound, and to methods of preparing the above compound and related compounds.
    Type: Grant
    Filed: January 29, 1998
    Date of Patent: May 23, 2000
    Assignee: Pfizer Inc.
    Inventors: Allen J. M. Douglas, David B. Joseph, Timothy Norris