Patents Assigned to Pfizer
  • Patent number: 6548478
    Abstract: A mixture comprising: a) virginiamycin; b) a pharmaceutically acceptable and substantially anhydrous wetting agent including sodium lauryl sulfate; c) a sufficient amount of pharmaceutically acceptable buffering agent to provide a pH of from about 3 0 to about 7.0 when said mixture is added to water; and d) from about 0.5 weight percent to about 10 0 weight percent colloidal silicon dioxide, wherein the ratio of the weight percent of (b) to the weight percent of (a) percent by weight is at least about 1.5:1. The mixture is designed to be added to water to produce a stable suspension of the virginiamycin, which can then be applied to, for example, feed grain.
    Type: Grant
    Filed: October 24, 2001
    Date of Patent: April 15, 2003
    Assignee: Pfizer Inc.
    Inventors: James W. Carson, Frederic W. Chapin, Charles H. Fahrenholz
  • Patent number: 6548508
    Abstract: The invention relates to the use of a cyclic guanosine 3′, 5′-monophosphate phosphodiesterase type five (cGMP PDE V) inhibitor for increasing fecundity in a mammal by one or more of (a) promoting the growth of an oocyte, zygote, blastocyst, embryo and/or foetus, (b) increasing the rate or probability of survival of an embryo and/or foetus and (c) increasing the birth weight of a progeny, or for increasing milk productivity.
    Type: Grant
    Filed: October 18, 2001
    Date of Patent: April 15, 2003
    Assignee: Pfizer, Inc.
    Inventors: Simon Lempriere Westbrook, Johannes Fridrich Zanzinger
  • Publication number: 20030069416
    Abstract: This invention relates to cycloalkylpyrrole-3-carboxylic acid derivatives and heterocycloalkylpyrrole-3-carboxylic acid derivatives that bind with high selectively and/or high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in the treatment of central nervous system (CNS) diseases. This invention also relates to the use of these cycloalkylpyrrole-3-carboxylic acid derivatives and heterocycloalkylpyrrole-3-carboxylic acid derivatives in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the detection of GABAA receptors in tissue samples.
    Type: Application
    Filed: April 24, 2002
    Publication date: April 10, 2003
    Applicant: Pfizer Inc.
    Inventors: Daniel Yohannes, George Maynard, Xiaojun Liu
  • Patent number: 6543389
    Abstract: This invention relates to insecticidal pet collars useful in protecting animals against arthropods comprising amitraz, or a pharmaceutically acceptable salt thereof, and atipamezole.
    Type: Grant
    Filed: June 21, 2002
    Date of Patent: April 8, 2003
    Assignee: Pfizer Inc.
    Inventor: Richard D. Hedde
  • Patent number: 6544987
    Abstract: The present invention concerns methods, pharmaceutical compounds, and compositions for stimulating neuroite outgrowth in nerve cells leading to nerve regeneration. These methods, compounds and compositions inhibit rotamase enzyme activity associated with binding proteins.
    Type: Grant
    Filed: December 1, 2000
    Date of Patent: April 8, 2003
    Assignee: Pfizer Inc.
    Inventors: Chuangxing Guo, Liming Dong, Xinjun J. Hou, Darin Vanderpool, Jesus Ernest Villafranca
  • Patent number: 6545018
    Abstract: The present invention provides novel compounds of the Formula and prodrugs thereof, geometric and optical isomers thereof, and pharmaceutically acceptable salts of such compounds, prodrugs and isomers, wherein R1-R8 and W are as described herein. Pharmaceutical compositions containing such compounds, prodrugs, isomers or pharmaceutically acceptable salts thereof, and methods, pharmaceutical compositions and kits for treating obesity, hyperlipidemia, glaucoma, cardiac arrhythmia, skin disorders, thyroid disease, hypothyroidism and related disorders and diseases such as diabetes mellitus, atherosclerosis, hypertension, coronary heart disease, hypercholesteremia, depression and osteoporosis are also provided.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: April 8, 2003
    Assignee: Pfizer Inc.
    Inventors: Yuan-Ching Phoebe Chiang, Robert L. Dow
  • Patent number: 6544983
    Abstract: The present invention relates to the use of diazepinoindoles of the formula (I): in which A is aryl or nitrogen-containing heteroaryl, and B is a hydroxyl or amino radical, for the treatment of chronic obstructive pulmonary disease.
    Type: Grant
    Filed: June 7, 2001
    Date of Patent: April 8, 2003
    Assignee: Pfizer Inc
    Inventor: Annette Doherty
  • Patent number: 6544998
    Abstract: This invention relates to pharmaceutical compositions comprising combinations of a GABA agonist, a prodrug thereof or a pharmaceutically acceptable salt of said GABA agonist or said prodrug and a SDI, a prodrug thereof or a pharmaceutically acceptable salt of said SDI or said prodrug, kits containing such combinations and methods of using such combinations to treat mammals, including humans, suffering from diabetic complications such as diabetic neuropathy, diabetic nephropathy, diabetic cardiomyopathy, diabetic retinopathy, diabetic microangiopathy, diabetic macroangiopathy, cataracts or foot ulcers.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: April 8, 2003
    Assignee: Pfizer Inc
    Inventor: Banavara L. Mylari
  • Patent number: 6545022
    Abstract: Novel amines of formulas 1D and 1E are disclosed and are useful as agents in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, inflammatory diseases, and gastrointestinal disorders, especially IBS. Processes for the preparation and intermediates useful in the preparation are also disclosed.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: April 8, 2003
    Assignee: Pfizer Inc.
    Inventors: Justin Stephen Bryans, David Christopher Horwell, Clare Octavia Kneen, David Juergen Wustrow
  • Publication number: 20030064079
    Abstract: The present invention relates to methods for treating or preventing a disease or disorder in an animal caused by infection by Mycoplasma bovis (M. bovis) by administering to the animal an effective amount of a Mycoplasma hyopneumoniae (M. hyo) vaccine. The M. hyo vaccine can be a whole or partial cell inactivated or modified live preparation, a subunit vaccine, or a nucleic acid or DNA vaccine. The M. hyo vaccine administered in accordance with the present invention can be synthesized or recombinantly produced.
    Type: Application
    Filed: June 20, 2002
    Publication date: April 3, 2003
    Applicant: Pfizer Inc.
    Inventors: Alexander C. Goudie, Andrew Raymond Peters, Robin Lee Keich
  • Publication number: 20030064941
    Abstract: An antiparasitic combination therapy compising a combination of a 13-monosaccharide 5-oxime avermectin, such as selamectin, and praziquantel in a veterinarily acceptable carrier, diluent or adjuvant. Also provided is a method of treatment or prophylaxis of a parasitic infestation as well as a kit useful in the treatment or prophylaxis of a parasitic infestation of flea, heartworm or tapeworm in a mammal.
    Type: Application
    Filed: April 5, 2002
    Publication date: April 3, 2003
    Applicant: Pfizer Inc.
    Inventor: Bernard Frank Bishop
  • Patent number: 6541481
    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 with 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: April 12, 2001
    Date of Patent: April 1, 2003
    Assignee: Pfizer Inc
    Inventors: John Charles Kath, Norma Jacqueline Tom, Zhengyu Liu, Eric David Cox, Joel Morris, Samit Kumar Bhattacharya
  • Patent number: 6541634
    Abstract: This invention relates to improved processes for preparing compounds of Formula II, and compounds of Formula III, wherein R1, R2, R3 and Prt are defined as set forth in the specification.
    Type: Grant
    Filed: February 1, 2000
    Date of Patent: April 1, 2003
    Assignee: Pfizer Inc.
    Inventors: Frank R. Busch, Charles K. Chiu, Clifford N. Meltz, Ronald J. Post, Peter R. Rose
  • Patent number: 6541495
    Abstract: A method of treating hyperproliferation diseases in mammals in need of such treatment, which method includes administering to said mammal a therapeutically effective amount of a compound of the formula: or a pharmaceutically acceptable salt, hydrate or prodrug thereof, wherein R1, R2, R3, R4, W, X, Y, Z and t are as defined herein.
    Type: Grant
    Filed: April 13, 2000
    Date of Patent: April 1, 2003
    Assignee: Pfizer INC
    Inventors: Steven W. Goldstein, Kelly P. Longo, Bernard Hulin
  • Publication number: 20030060424
    Abstract: The invention described herein relates to: the use of an effective inhibitor of a bacterial &agr;-amylase and/or &agr;-glucosidase in the manufacture of a composition for the treatment of acidosis; a method of treatment of rumen acidosis which comprises administration of an effective amount of an effective inhibitor of a bacterial &agr;-amylase and/or &agr;-glucosidase to a ruminant; a formulation suitable for the treatment of acidosis in an animal which comprises an effective inhibitor of a bacterial &agr;-amylase and/or &agr;-glucosidase in admixture with a suitable excipient, diluent or carrier selected with regard to the intended route of administration and standard pharmaceutical/veterinary/farming practice; screening methods useful in the identification of a suitable inhibitor of a bacterial &agr;-amylase and/or &agr;-glucosidase for the treatment of acidosis in a ruminant; a process for improving ruminant milk quality and/or quantity which comprises treatment of a ruminant with an effective amount of a
    Type: Application
    Filed: January 29, 2002
    Publication date: March 27, 2003
    Applicant: Pfizer Inc.
    Inventors: Bernard Joseph Banks, Mark Andrew Haxell, Graham Lunn, Michael Stephen Pacey, Lee Richard Roberts
  • Publication number: 20030059890
    Abstract: The present invention provides isolated chimpanzee EP4 protein, DNA molecules encoding said protein, vectors and cells carrying said DNA molecules, specific binding partners for the protein, and methods of determining ligands for chimpanzee EP4.
    Type: Application
    Filed: September 13, 2002
    Publication date: March 27, 2003
    Applicant: Pfizer Inc.
    Inventors: Tessa A. Castleberry, Bihong Lu, Thomas A. Owen, Steven L. Smock
  • Publication number: 20030059421
    Abstract: The present invention provides isolated baboon and cynomolgus macaque EP4 protein, DNA molecules encoding said protein, vectors and cells carrying said DNA molecules, specific bind partners for the protein, and methods of determining ligands for baboon and cynomolgus macaque EP4.
    Type: Application
    Filed: September 13, 2002
    Publication date: March 27, 2003
    Applicant: Pfizer Inc.
    Inventors: Tessa A. Castleberry, Bihong Lu, Thomas A. Owen, Steven L. Smock
  • Patent number: 6537987
    Abstract: This invention relates to certain benzoxazepinones and benzothiazepinones useful as hypocholesterolemic agents, hypotriglyceridemic agents, antiatherosclerosis agents, antifungal agents, anti-Alzheimer's agents or anti-acne agents.
    Type: Grant
    Filed: December 18, 1998
    Date of Patent: March 25, 2003
    Assignee: Pfizer Inc.
    Inventors: Ernest S. Hamanaka, Cheryl M. Hayward
  • Patent number: 6537995
    Abstract: A method is provided for treating or preventing a disorder or condition selected from hypertension, depression, generalized anxiety disorder, phobias, posttraumatic stress syndrome, avoidant personality disorder, premature ejaculation, eating disorders, obesity, cluster headache, migraine, pain, obsessive-compulsive disorder, panic disorder, endocrine disorders, vasospasm, cerebellar ataxia, gastrointestinal tract disorders, premenstrual syndrome, fibromyalgia syndrome, stress incontinence, chronic paroxysmal hemicrania and headache in a mammal, comprising administering to a mammal in need of such treatment or prevention an amount of a compound of the formula (I) or the pharmaceutically acceptable salt thereof; wherein X, Y, Z, R2 and R3 are as defined herein.
    Type: Grant
    Filed: May 22, 2001
    Date of Patent: March 25, 2003
    Assignee: Pfizer Inc.
    Inventor: Harry R. Howard
  • Patent number: 6538009
    Abstract: The present invention relates to compounds of the formula wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, n, p, W, X, Y and Z are defined as in the specification, to pharmaceutical compositions containing them and to their medicinal use. The compounds of the invention are useful in the treatment or alleviation of inflammation and other inflammation associated disorders, such as arthritis, colon cancer, and Alzheimer's disease in mammals, preferably humans, dogs, cats, horses and livestock.
    Type: Grant
    Filed: April 2, 2001
    Date of Patent: March 25, 2003
    Assignee: Pfizer, Inc.
    Inventor: Subas Man Sakya