Patents Assigned to Pfizer
  • Patent number: 5891727
    Abstract: An acidic polycyclic ether antibiotic, having structure established by X-ray crystallography, is formed by fermentation of a novel microorganism, Actinomadura sp. ATCC 53676. This novel antibiotic is useful as an anticoccidial in chickens and as a growth promotant in cattle and swine.
    Type: Grant
    Filed: March 11, 1992
    Date of Patent: April 6, 1999
    Assignee: Pfizer Inc.
    Inventors: John P. Dirlam, Walter P. Cullen, Hiroshi Maeda, Junsuke Tone
  • Patent number: 5889042
    Abstract: Compounds of this formula ##STR1## are useful for treating or preventing Alzheimer's disease, premenstrual syndrome, peri-menopausal syndrome, a deficiency of thrombomodulin, uterine fibrosis, excessive myeloproxidase activity, excessive thrombin, autoimmune disease, reperfusion damage of ischemic myocardium and insufficient testosterone.
    Type: Grant
    Filed: February 21, 1997
    Date of Patent: March 30, 1999
    Assignee: Pfizer Inc.
    Inventors: David B. MacLean, David D. Thompson
  • Patent number: 5889144
    Abstract: This invention relates to composite somatotropin peptides comprising somatotropin epitopic amino acid sequences, and fusion proteins thereof, useful in potentiating growth hormone activity. Also disclosed are vectors and host cells useful in the recombinant production of such molecules. Vaccines containing the composite somatotropin peptides and fusion proteins of the present invention, and methods of using the same, are disclosed.
    Type: Grant
    Filed: April 30, 1997
    Date of Patent: March 30, 1999
    Assignee: Pfizer Inc.
    Inventors: Hector Wasunna Alila, Michael Thomas Clark, Elaine Verne Jones, Timothy Joe Miller, Shawn Patrick O'Brien, Ganesh Madhusudan Sathe
  • Patent number: 5889010
    Abstract: Pharmaceutically active benzimidazole derivatives are disclosed comprising compounds of the formula: ##STR1## particularly wherein X is nitrogen, R.sup.1 is phenyl or heteroaryl, and one of R.sup.2 or R.sup.3 is hydroxy.
    Type: Grant
    Filed: January 31, 1997
    Date of Patent: March 30, 1999
    Assignee: Pfizer Inc.
    Inventors: William S. Faraci, Anton F. J. Fliri, Brian T. O'Neill, Mark A. Sanner, Stevin H. Zorn
  • Patent number: 5886009
    Abstract: This invention relates to the quinuclidine derivative (2S, 3S)-N-(5-n-propyl-2-methoxyphenyl)methyl-2-diphenylmethyl-1-azabicyclo?2.2 .2!octan-3-amine and its pharmaceutically acceptable salts. These compounds are substance P antagonists and are useful in the treatment of gastrointestinal disorders, inflammatory disorders, central nervous system disorders and pain.
    Type: Grant
    Filed: June 19, 1995
    Date of Patent: March 23, 1999
    Assignee: Pfizer Inc.
    Inventors: Fumitaka Ito, Hiroshi Kondo, Masami Nakane, Kaoru Shimada
  • Patent number: 5886008
    Abstract: Compounds of formula (I), wherein R.sub.1 is (a), (b), (c) or (d); n is 0, 1 or 2; A, B, C and D are each independently nitrogen or carbon; R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are each independently hydrogen, C.sub.1 to C.sub.6 alkyl, aryl, C.sub.1 to C.sub.3 alkyl-aryl, halogen (e.g. fluorine, chlorine, bromine or iodine), cyano, nitro, --(CH.sub.2).sub.m NR.sub.14 R.sub.15, --(CH.sub.2).sub.m OR.sub.9, --SR.sub.9, --SO.sub.2 NR.sub.14 R.sub.15, --(CH.sub.2).sub.m NR.sub.14 SO.sub.2 R.sub.15 --(CH.sub.2).sub.m NR.sub.14 CO.sub.2 R.sub.9, --(CH.sub.2).sub.m NR.sub.14 COR.sub.9, --(CH.sub.2).sub.m NR.sub.14 CONHR.sub.9, --CONR.sub.14 R.sub.15, or --CO.sub.2 R.sub.9 ; R.sub.2 and R.sub.3, R.sub.3 and R.sub.4, or R.sub.4 and R.sub.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: March 23, 1999
    Assignee: Pfizer Inc.
    Inventor: John Eugene Macor
  • Patent number: 5885959
    Abstract: This invention provides processes for producing novel cyclic peptide compounds, which comprise cultivating Ctenomyces serratus FERM BP-5731 and then isolating the cyclic peptide compounds from the fermentation broth. The compounds produced by these processes include a cyclic peptide compound of the following formula (I): ##STR1## The present invention also relates to a pharmaceutical composition comprising the same, which is useful in the treatment of severe pain, detoxication of narcotics dependency or acute narcotics intoxication or the like.
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: March 23, 1999
    Assignee: Pfizer Inc.
    Inventors: Hideo Hirai, Nakao Kojima, Hiroyuki Nishida, Toshiyuki Saito, Nobuji Yoshikawa
  • Patent number: 5883106
    Abstract: Novel compounds having the ability to inhibit 5-lipoxygenase enzyme and having the following formula I: ##STR1## and the pharmaceutically acceptable salts thereof, wherein Ar.sup.1 is a heterocyclic moiety which is selected from imidazolyl, pyrrolyl, pyrazolyl, 1,2,3-triazolyl, 1,2,4-triazolyl, indolyl, indazolyl and benzimidazolyl, which is bonded to X.sup.1 through a ring nitrogen atom, and which may be optionally substituted with one or two substituents selected from halo, hydroxy, cyano, amino, and C.sub.1-4 alkyl; X.sup.1 is a direct bond or C.sub.1-4 alkylene; Ar.sup.2 is phenylene optionally substituted with halo, hydroxy, cyano, and amino X.sup.2 is --A--X-- or --X--A-- wherein A is a direct bond or C.sub.1-4 alkylene and X is oxy, thio, sulfinyl or sulfonyl; Ar.sup.3 is phenylene, pyridylene, thienylene, furylene, oxazolylene or thiazolylene optionally substituted with one or two substituents selected from halo, hydroxy, cyano, amino and C.sub.1-4 alkyl; R.sup.1 and R.sup.2 are each C.sub.
    Type: Grant
    Filed: February 6, 1998
    Date of Patent: March 16, 1999
    Assignee: Pfizer Inc.
    Inventors: Rodney W. Stevens, Takashi Mano, Kazunari Nakao, Yoshiyuki Okumura
  • Patent number: 5883080
    Abstract: Antiparasitic avermectin derivatives of formula (I), where the broken line represents an optional bond, R.sup.1 and R.sup.4 are independently H, OH, halo, oximino, or an organic radical, R.sup.2, R.sup.6 and R.sup.7 are organic radicals and R.sup.3 is alpha-oleandrosyl or 4'-(alpha-oleandrosyl)-alpha-oleandrosyl optionally substituted at the 4'- or 4"-position, and R.sup.12 and R.sup.13 are independently H, CN, CONH.sub.2, C.sub.1 -C.sub.8 alkyl or aryl optionally substituted with at least one halo, OH, C.sub.1 -C.sub.8 alkylthio group.
    Type: Grant
    Filed: January 16, 1998
    Date of Patent: March 16, 1999
    Assignee: Pfizer Inc.
    Inventors: Christopher James Dutton, Stephen Paul Gibson, Michael John Witty
  • Patent number: 5883094
    Abstract: This invention relates to novel, pharmaceutically active benzimidazolone derivatives of the formula ##STR1## wherein the dashed line, R.sup.0 through R.sup.6 and X.sup.1 through X.sup.3 are defined as in the specification. These compounds exhibit central dopaminergic activity and are u in the treatment of CNS disorders.
    Type: Grant
    Filed: March 11, 1997
    Date of Patent: March 16, 1999
    Assignee: Pfizer Inc.
    Inventors: Anton F-J. Fliri, Brian T. O'Neill, William S. Faraci, Mark A. Sanner, Stevin H. Zorn
  • Patent number: 5883131
    Abstract: A compound of the formula ##STR1## wherein n, p, q, X, Y, Z and Ar are as defined herein, useful in the treatment of arthritis, cancer, tissue ulceration, restenosis, periodontal disease, epidermolysis bullosa, scleritis or other diseases characterized by matrix metalloprotenase activity, as well as AIDS, sepsis, septic shock or other diseases involving the production of TNF.
    Type: Grant
    Filed: July 9, 1997
    Date of Patent: March 16, 1999
    Assignee: Pfizer Inc.
    Inventors: Laurence E. Burgess, James P. Rizzi, David J. Rawson
  • Patent number: 5876752
    Abstract: Devices for controlled release of active substances in the form of tablets, capsules and beads comprised of a porous substructure surrounded by one or more interfacial membranes.
    Type: Grant
    Filed: February 3, 1993
    Date of Patent: March 2, 1999
    Assignee: Pfizer Inc.
    Inventors: Scott Max Herbig, Richard Wilker Korsmeyer, Avinash Govind Thombre
  • Patent number: 5869511
    Abstract: This invention relates to isoxazoline compounds of formula (I) which are inhibitors of tumor necrosis factor (TNF). The isoxazoline compounds are useful for inhibiting TNF in a mammal in need thereof and in the treatment or alleviation of inflammatory conditions or disease, including but not limited to rheumatoid arthritis, osteoarthritis, asthma, bronchitis, chronic obstructive airways disease, psoriais, allergic rhinitis, dermatitis and inflammatory bowel disease, sepsis, septic shock, tuberculosis, graft versus host disease and cachexia associated with AIDS or cancer. This invention also relates to pharmaceutical compositions useful therefor comprising such compounds of formula (I) wherein X.sup.1 is --(CH.sub.2).sub.q OH, --CHOHR.sup.5 or --(CH.sub.2).sub.m CON(R.sup.6)(OH); wherein q and m are each independently 0 or an integer from 1 to 5; R.sup.5 is (C.sub.1 -C.sub.4)alkyl; and R.sup.6 is hydrogen or (C.sub.1 -C.sub.3)alkyl; n is 0, 1, 2 or 3; Y.sup.1 and Y.sup.2 are as defined in the application.
    Type: Grant
    Filed: September 5, 1996
    Date of Patent: February 9, 1999
    Assignee: Pfizer Inc.
    Inventors: Victoria Lee Cohan, Edward Fox Kleinman
  • Patent number: 5869499
    Abstract: A compound of chemical formula (I) and its pharmaceutically acceptable salt: ##STR1## wherein X and Y are each hydrogen, halogen, C.sub.1 -C.sub.6 alkyl, halosubstituted C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkylthio, C.sub.1 -C.sub.6 alkylsulfinyl, C.sub.1 -C.sub.6 alkylsulfonyl, or tri(C.sub.1 -C.sub.6 alkyl)silyl; Ar.sup.1 and Ar.sup.2 are each independently aryl or heteroaryl, optionally substituted by halogen; A is --CO-- or -(CH.sub.2)-; Z-A- is at the 2 or 3 position on the quinuclidine ring; and Z is --OH, C.sub.1 -C.sub.6 alkoxy, NR.sup.1 R.sup.2 or the like. Representative compounds are (3S,4R,5S,6S)-5-?3,5-bis(trifluoromethyl)-benzyloxy!-N,N-dimethyl-6-diphen ylmethyl-1-azabicyclo?2.2.2!octan-3-carboxamide, and -3-carboxylic acid.
    Type: Grant
    Filed: March 3, 1996
    Date of Patent: February 9, 1999
    Assignee: Pfizer Inc
    Inventors: Kunio Satake, Hiroaki Wakabayashi
  • Patent number: 5866578
    Abstract: This invention relates to methods of inhibiting sorbitol dehydrogenase, lowering fructose levels, and treating or preventing diabetic complications such as diabetic neuropathy, diabetic retinopathy, diabetic nephropathy, diabetic microangiopathy or diabetic macroangiopathy in a mammal using pyrimidine derivatives of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are defined as below, and to pharmaceutical compositions containing such derivatives. It also relates to certain novel substituted pyrimidines having the above formula. It also relates to mutual prodrugs of compounds of the formula I and aldose reductase inhibiting compounds, and to pharmaceutical compositions comprising a compound of the formula I and an aldose reductase inhibitor.
    Type: Grant
    Filed: December 1, 1997
    Date of Patent: February 2, 1999
    Assignee: Pfizer Inc
    Inventors: Banavara L. Mylari, Peter J. Oates, Todd W.. Siegel, William J. Zembrowski
  • Patent number: 5863949
    Abstract: A compound of formula (I), wherein n, X, R.sup.3, R.sup.4 and Ar are as defined above, useful in the treatment of a condition selected from the group consisting of arthritis, cancer, tissue ulceration, 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.
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: January 26, 1999
    Assignee: Pfizer Inc
    Inventors: Ralph P. Robinson, James P. Rizzi
  • Patent number: 5863917
    Abstract: The invention provides compounds of formula I, ##STR1## wherein R.sup.1 and R.sup.2 independently represent Cl or C.sub.1-6 alkyl;R.sup.3 represents XCO.sub.2 R.sup.4, XCONHSO.sub.2 R.sup.5, YNHSO.sub.2 R.sup.5 or XR.sup.6 ;R.sup.4 represents H or C.sub.1-6 alkyl (optionally substituted by aryl or heterocyclyl);R.sup.5 represents CF.sub.3, heterocyclyl or C.sub.1-6 alkyl (optionally substituted by aryl or heterocyclyl);R.sup.6 represents an acidic heterocycle;X represents a C.sub.1-6 alkyl diradical (optionally subsituted by aryl or heterocyclyl); andY represents a C.sub.2-6 alkyl diradical (optionally substituted by aryl or heterocyclyl); provided that when R.sup.1 and R.sup.2 each represent Cl, then R.sup.3 does not represent CH.sub.2 CO.sub.2 H, CH.sub.2 CO.sub.2 CH.sub.3, CH.sub.2 CH.sub.2 NHSO.sub.2 CF.sub.3 or 5-tetrazolylmethyl; and pharmaceutically acceptable salts thereof.The compounds are indicated as anxiolytics, anticonvulsants, analgesics and neuroprotectives.
    Type: Grant
    Filed: September 26, 1997
    Date of Patent: January 26, 1999
    Assignee: Pfizer, Inc.
    Inventors: Charles Eric Mowbray, Alan Stobie
  • Patent number: 5861393
    Abstract: This invention relates to compounds of formula (I), ##STR1## pharmaceutically acceptable salt thereof, and pharmaceutically acceptable solvates of either entity, wherein X is CH or N; Y is optionally monousaturated C.sub.3 -C.sub.5 alkylene optionally substituted with C.sub.1 -C.sub.4 allyl or methylene; R.sup.1 is H; C.sub.1 -C.sub.4 alkyl optionally substituted with C.sub.1 -C.sub.4 alkoxy, OH, NR.sup.5 R.sup.6, CONR.sup.5 R.sup.6, C.sub.3 -C.sub.6 cycloalkyl or aryl; or C.sub.3 -C.sub.6 alkenyl; R.sup.2 is H; C.sub.1 -C.sub.4 alkyl optionally substituted with C.sub.1 -C.sub.4 alkoxy, OH, NR.sup.5 R.sup.6, CONR.sup.5 R.sup.6, C.sub.3 -C.sub.6 cycloalkyl or aryl; or CONR.sup.5 R.sup.6 ; R.sup.3 and R.sup.4 are each independently selected from H; C.sub.1 -C.sub.4 alkyl optionally substituted with NR.sup.5 R.sup.6 ; C.sub.1 -C.sub.4 alkoxy; halo; CONR.sup.5 R.sup.6 and aryl; and R.sup.5 and R.sup.6 are each independently selected from H and C.sub.1 -C.sub.
    Type: Grant
    Filed: July 30, 1997
    Date of Patent: January 19, 1999
    Assignee: Pfizer Inc.
    Inventors: John Christopher Danilewicz, David Ellis, Ryszard Jurek Kobylecki
  • Patent number: 5861402
    Abstract: A compound of the formula: ##STR1## and its pharmaceutically acceptable salts, wherein A.sup.1 and A.sup.2 are each halo or H; X.sup.1 is CH.sub.2, CO, SO or SO.sub.2 ; X.sup.2 is CH.sub.2 or CO; Y is piperazinyl-(CH.sub.2).sub.n --, 2,3,4,5,6,7-hexahydro-1H-1,4-diazepinyl-(CH.sub.2).sub.n --or --N(R.sup.5)--(CH.sub.2).sub.n -- wherein R.sup.5 is H or C.sub.1-4 alkyl, and n is 0, 1, 2, 3, or 4; R.sup.1 is selected from the following: (a) N-morpholino-C.sub.1-4 alkylphenyl, C.sub.1-4 alkoxycarbonyl, C.sub.2-5 acyl, dihydroimidazolyl, formamidino, guanidino or dihydroimidazolylamino, etc.; (b) hydrogen, C.sub.1-4 alkyl, etc.; (c) piperidinyl; (d) C.sub.5-14 cycloalkyl, bicycloalkyl or tricycloalkyl; (e) C.sub.7-14 azacyclo-, azabicyclo- or azatricyclo-alkyl; and (f) C.sub.7-10 bicycloalkenyl, benzo C.sub.5-7 cycloalkyl or heterocyclic, etc., with proviso that when Y is piperazinyl, at least one of A.sup.1 and A.sup.2 is H; X.sup.2 is CH.sub.2 ; and/or R.sup.1 is a group selected from group (a); R.sup.
    Type: Grant
    Filed: January 31, 1997
    Date of Patent: January 19, 1999
    Assignee: Pfizer Pharmaceuticals, Inc.
    Inventor: Takafumi Ikeda
  • Patent number: 5861510
    Abstract: A compound of the formula ##STR1## wherein R.sup.1, R.sup.2 R.sup.3, R.sup.4 R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9 and Ar are as defined above, useful in the treatment of a condition seiected from the group consisting of arthritis, cancer, tisuue ulceration, restenosis, periodontal disease, epidermolysis bullosa, scleritis and other disease characterized by matrix metalloproteinase activity, as well as AIDS, sepsis, septic shock and other diseases involving the production of TNF.
    Type: Grant
    Filed: October 7, 1997
    Date of Patent: January 19, 1999
    Assignee: Pfizer Inc
    Inventors: Anthony Piscopio, James P. Rizzi