Patents Examined by Matthew V. Grumbling
  • Patent number: 5658916
    Abstract: The agent is the compound 3-{2-[4-(6-fluoro-benzo[d]isoxazol-3-yl)-3,6-dihydro-2H-pyridin-1-yl]-ethy l}-2-methyl-6,7,8,9-tetrahydropyrido [1,2-a]pyrimidin-4-one having the formula (I) ##STR1## and pharmaceutically acceptable salts thereof; the process is based on the reduction of a selected pyridin salt by means of a metal borohydride; its preferred application is as an antipsychotic agent.
    Type: Grant
    Filed: October 12, 1995
    Date of Patent: August 19, 1997
    Assignee: Vita-Invest, S.A.
    Inventors: Jose Maria Caldero Ges, Joan Huguet Clotet, Francisco Marquillas Olondriz, Pere Dalmases Barjoan, Anna Bosch Rovira, Joan Roca Acin, Juan Carlos Del Castillo Nieto
  • Patent number: 5659040
    Abstract: A process for the preparation of the compound of formula (I) ##STR1## or a salt thereof which comprises reducing the compound of formula (II) ##STR2## or a salt thereof. The novel intermediate of formula (II) and processes for preparing it are also described.
    Type: Grant
    Filed: February 29, 1996
    Date of Patent: August 19, 1997
    Assignee: Glaxo Group Limited
    Inventors: Philip Blatcher, Malcolm Carter, Roy Hornby, Martin Richard Owen
  • Patent number: 5656625
    Abstract: Certain nitrogen-containing cyclohetero cycloalkylaminoaryl compounds are described for treatment of CNS disorders such as cerebral ischemia, psychoses and convulsions. Compounds of particular interest are of the formula: ##STR1## wherein each of R.sup.1, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 is independently selected from hydrido, lower alkyl, benzyl, and haloloweralkyl;wherein each of R.sup.2, R.sup.3 and R.sup.8 through R.sup.11 is independently selected from hydrido, hydroxy, loweralkyl, benzyl, phenoxy, benzyloxy and haloloweralkyl; wherein n is an integer of from four to six; wherein m is an integer of from two to four; wherein A is selected from phenyl, naphthyl, benzothienyl, benzofuranyl and thienyl; wherein any of the foregoing A groups can be further substituted with one or more substituents independently selected from hydrido, hydroxy, loweralkyl, loweralkoxy, halo, haloloweralkyl, amino, monoloweralkylamino and diloweralkylamino; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: May 17, 1995
    Date of Patent: August 12, 1997
    Assignees: The United States of America as represented by the Department of Health and Human Services, Brown University Research Foundation
    Inventors: Wayne Bowen, Brian R. de Costa, Celia Dominguez, Xiao-Shu He, Kenner C. Rice
  • Patent number: 5656758
    Abstract: A process for preparing a compound of the formula (I): ##STR1## in which, R.sup.1 and R.sup.2 each represents hydrogen or C.sub.1 -C.sub.6 alkyl, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached form a heterocycle; E represents methylene, sulfur, oxygen or imino group optionally substituted with C.sub.1 -C.sub.6 alkyl or aralkyl; ring A is aryl or heteroaryl ring, optionally substituted; R.sup.3 is hydrogen or C.sub.1 -C.sub.6 alkyl and R.sup.4 is hydrogen or R.sup.3 and R.sup.4 together represent a group of formula (IV):--(CR.sup.a R.sup.a).sub.m --C(.dbd.Y)-- (IV)(wherein R.sup.a and R.sup.a is C.sub.1 -C.sub.6 alkyl or hydrogen, up to a maximum of 3 alkyl groups, m is 1, 2, or 3, and Y is two hydrogens or oxygen); provided that when E represents a methylene group, then R.sup.3 is a C.sub.1 -C.sub.6 alkyl group or R.sup.3 and R.sup.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: August 12, 1997
    Assignee: Sankyo Company, Limited
    Inventors: Atsusuke Terada, Yoshio Iizuka, Kazuyuki Wachi, Kenji Fujibayashi
  • Patent number: 5656629
    Abstract: 6-Substituted pyrazolo[3,4 -d]pyrimidin-4-one derivatives, pharmaceutical compositions containing them and methods for effecting c-GMP-phosphodiesterase inhibition and for treating heart failure and/or hypertension.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: August 12, 1997
    Assignee: Sanofi Winthrop, Inc.
    Inventors: Edward R. Bacon, Sol J. Daurn, Baldev Singh
  • Patent number: 5656632
    Abstract: Disclosed are compounds of the formula ##STR1## or the pharmaceutically acceptable salts thereof wherein the 6-membered A ring may be optionally substituted with up to four groups independently selected from halogen, hydroxy, lower alkyl, or lower alkoxy;Ar represents optionally substituted aryl or heteroarylZ represents carbon or nitrogen provided thatwhere Z is carbon, R.sub.11 represents hydrogen, halogen, hydroxy, lower alkyl, or lower alkoxy, or phenyl optionally substituted with one or two groups selected from hydrogen, halogen, hydroxy, lower alkyl, or lower alkoxy; andwhere Z is nitrogen, R.sub.11 represents an electron pair;R.sub.5 is hydrogen or lower alkyl;L and m represent integers;n is 0, or an integer;R.sub.12 and R.sub.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: August 12, 1997
    Assignee: Neurogen Corporation
    Inventors: Xiao-shu He, Brian de Costa, Jan W. F. Wasley
  • Patent number: 5656627
    Abstract: The present invention relates to novel classes of compounds which are inhibitors of interleukin-1.beta. converting enzyme. The ICE inhibitors of this invention are characterized by specific structural and physicochemical features. This invention also relates to pharmaceutical compositions comprising these compounds. The compounds and pharmaceutical compositions of this invention are particularly well suited for inhibiting ICE activity and consequently, may be advantageously used as agents against interleukin-1 mediated diseases, including inflammatory diseases, autoimmune diseases and neurodegenerative diseases. This invention also relates to methods for inhibiting ICE activity and methods for treating interleukin-1 mediated diseases using the compounds and compositions of this invention.
    Type: Grant
    Filed: March 17, 1995
    Date of Patent: August 12, 1997
    Assignee: Vertex Pharmaceuticals, Inc.
    Inventors: Guy W. Bemis, Julian M. C. Golec, David J. Lauffer, Michael D. Mullican, Mark A. Murcko, David J. Livingston
  • Patent number: 5656633
    Abstract: Disclosed is carbostyril derivatives of the general formula ##STR1## wherein R.sup.1 is a halogen, a hydroxyl, lower alkoxy, lower alkyl, lower alkenyloxy, amino, lower-alkanoyl amino or lower alkylthio group, R.sup.2 is a phenyl group which may optionally have one or two substituents, A is a lower alkylene group, and n is an integer of 1 or 2 and wherein the carbon-carbon bond between the positions 3 and 4 of the carbostyril skeleton may be a single bond or a double bond, and salts thereof, and pharmaceutical compositions containing the same for use as a disturbance-of-consciousness improving agent, central nervous system stimulant or sigma receptor agonist.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: August 12, 1997
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Yasuo Oshiro, Tatsuyoshi Tanaka, Tetsuro Kikuchi, Katsura Tottori
  • Patent number: 5654303
    Abstract: A novel series of substituted quinoxaline 2,3-diones useful as neuroprotective agents are taught. Novel intermediates, processes of preparation, and pharmaceutical compositions containing the compounds are also taught. The compounds are glutamate antagonists and are useful in the treatment of stroke, cerebral ischemia, or cerebral infarction resulting from thromboembolic or hemorrhagic stroke, cerebral vasospasms, hypoglycemia, cardiac arrest, status epilepticus, perinatal asphyxia, anoxia, Alzheimer's, Parkinson's, and Huntington's diseases.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 5, 1997
    Assignee: Warner-Lambert Company
    Inventors: Brian Edward Kornberg, Sham Nikam, Michael Francis Rafferty
  • Patent number: 5654294
    Abstract: Compounds of the formula ##STR1## are disclosed as possessing inhibotory activity against angiotensin converting enzyme (ACE) and neutral endopeptidase (NEP) and thus being useful as cardiovascular agents. Processes for preparing these compounds are also disclosed.
    Type: Grant
    Filed: June 19, 1996
    Date of Patent: August 5, 1997
    Assignee: Bristol-Myers Squibb
    Inventor: Jeffrey A. Robl
  • Patent number: 5654122
    Abstract: Pyridone dyes useful for thermal transfer have the formula ##STR1## where R.sup.1 is hydrogen or C.sub.1 -C.sub.4 - alkyl,R.sup.2 and R.sup.3 are identical or different and each is, independently of the other, hydrogen, substituted or unsubstituted C.sub.1 -C.sub.12 -alkyl, C.sub.5 -C.sub.7 -cycloalkyl, substituted or unsubstituted phenyl, substituted or unsubstituted pyridyl, substituted or unsubstituted C.sub.1 -C.sub.12 -alkanoyl, C.sub.1 -C.sub.12 -alkoxycarbonyl, substituted or unsubstituted C.sub.1 -C.sub.12 -alkylsulfonyl, C.sub.5 -C.sub.7 -cycloalkylsulfonyl, substituted or unsubstituted phenylsulfonyl, substituted or unsubstituted pyridylsulfonyl, substituted or unsubstituted benzoyl, pyridylcarbonyl or thienylcarbonyl or are together with the nitrogen atom to which they are bonded unsubstituted or C.sub.1 -C.sub.4 - alkyl-substituted succinimido, unsubstituted or C.sub.1 -C.sub.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: August 5, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Karl-Heinz Etzbach, Ernst Schefczik, Ruediger Sens, Matthias Wiesenfeldt
  • Patent number: 5652240
    Abstract: The present invention concerns compounds of the formula (I) ##STR1## wherein Ar are the same or different and are a phenyl group, optionally substituted with fluorine, or a pyrid-4-yl group, R.sub.1 and R.sub.2 are the same or different and are selected from hydrogen or lower alkyl, n is 2 or 3, X is nitrogen or methine and A is pyrimid-2-yl or a substituted or unsubstituted pyridyl group. The compounds are useful for treating mental disorders.
    Type: Grant
    Filed: January 31, 1995
    Date of Patent: July 29, 1997
    Assignee: Pharmacia Aktiebolag
    Inventors: Lisbeth Abramo, Torbjorn Lundstedt, Curt Nordvi, Knut Gunnar Olsson, Martin Brodszki
  • Patent number: 5650410
    Abstract: This invention provides an anti-inflammatory agent, particularly an agent for treating arthritis, containing a quinoline or quinazoline derivative or a salt thereof ##STR1## wherein Y is a nitrogen atom or C--G in which G is an optionally esterified carboxyl group;R.sup.1 and R.sup.2 are each independently a hydrogen atom, optionally substituted hydrocarbon group or optionally substituted heterocyclic group, or R.sup.1 and R.sup.2 are linked together to form a saturated ring;each of the ring A and ring B may optionally be substituted;n is an integer of 1 to 4; andk is 0 or 1.This invention also provides a novel quinoline or quinazoline derivative having anti-inflammatory activity.
    Type: Grant
    Filed: April 17, 1995
    Date of Patent: July 22, 1997
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Takashi Sohda, Haruhiko Makino, Atsuo Baba
  • Patent number: 5650417
    Abstract: Substituted pyridines, their preparation, and their use as pesticides and fungicides.The invention relates to compounds of the formula ##STR1## and to salts thereof in which 1, 2, 3 or 4 of the radicals R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are an aliphatic, alicyclic or araliphatic radical bonded by a --O--CH.sub.2 -- or --O--CO--, and the remaining ones of these radicals are H, halogen or an aliphatic or aromatic radical, X is O, S or optionally substituted imino, Y is a bond or a bivalent radical and Z is an aromatic radical or optionally substituted cycloalkyl or cycloalkenyl. The invention furthermore relates to processes for their preparation and to their use as pesticides, in particular as insecticides, acaricides and fungicides.
    Type: Grant
    Filed: September 12, 1994
    Date of Patent: July 22, 1997
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Dieter Bernd Reuschling, Adolf Heinz Linkies, Volkmar Wehner, Rainer Preuss, Wolfgang Schaper, Harald Jakobi, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5648504
    Abstract: A process for producing tetrafluorophthalic anhydride, which comprises chlorinating tetrachlorophthalic anhydride to obtain 3,3,4,5,6,7-hexachloro-1-[3H]-isobenzofuranone, then fluorinating it to obtain 3,4,5,6-tetrafluorophthaloyldifluoride and/or 3,3,4,5,6,7-hexafluoro-1-[3]-isobenzofuranone, and further reacting the tetrafluorophthalolyldifluoride and/or the hexafluoro-1-[3H]-isobenzofuranone with an inorganic base or an organic acid to obtain tetrafluorophthalic anhydride.
    Type: Grant
    Filed: February 13, 1996
    Date of Patent: July 15, 1997
    Assignee: Asahi Glass Company Ltd.
    Inventors: Ryuji Seki, Koji Sugimoto, Seisaku Kumai
  • Patent number: 5648353
    Abstract: The present invention relates to an adenosine uptake inhibitor and an agent for the myocardium protection or the prevention or treatment of inflammatory edema, comprising a 1,2,3,4-tetrahydro-2,4-dioxoquinazoline derivative represented by formula (I): ##STR1## wherein R.sup.1 represents hydrogen, substituted or unsubstituted lower alkyl, alkenyl, or substituted or unsubstituted aralkyl; R.sup.2, R.sup.3, R.sup.4, and R.sup.5 independently represent hydrogen, halogen, amino, mono- or di(lower alkyl)amino, lower alkanoylamino, nitro, cyano, substituted or unsubstituted lower alkyl, hydroxy, lower alkoxy, lower alkylthio, carboxy, lower alkoxycarbonyl, lower alkanoyl, aralkyloxy, or lower alkanoyloxy; R.sup.6, R.sup.7, R.sup.8, and R.sup.9 independently represent hydrogen, hydroxy, substituted or unsubstituted lower alkoxy, or aralkyloxy, or any adjoining two of them are combined to form methylenedioxy; R.sup.10 represents hydrogen or lower alkyl; and Y and Z independently represent N or C--R.sup.11 (wherein R.
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: July 15, 1997
    Assignee: Kyowa Hakko Kogyo Co., Ltd.
    Inventors: Shigeki Fujiwara, Daisuke Machii, Haruki Takai, Hiromi Nonaka, Hiroshi Kase, Kozo Yao, Michiyo Kawakage, Hideaki Kusaka, Akira Karasawa
  • Patent number: 5648346
    Abstract: A substantially flat collapsed plastic bag with an evacuation form unit insert positioned therein as manufactured to serve as a form about which the filled bag will collapse as it is emptied. The form unit comprises a ring for mounting the unit on the spout of the bag and a multi-channel form extending radially from the ring and hingedly connected thereto. A simple method is provided for manufacturing the bag with the form unit insert.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: July 15, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Ronald Eugene White, Thomas Prosser Demuth, Jr.
  • Patent number: 5646139
    Abstract: Compounds of Structure: ##STR1## as well as their pharmaceutically-acceptable salts and biohydrolyzable esters, and hydrates thereof, are effective antiinfective agents, useful in treating and preventing infection.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: July 8, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Ronald Eugene White, Thomas Prosser Demuth, Jr.
  • Patent number: 5646276
    Abstract: Compounds of the formula ##STR1## wherein X.sub.1 is ##STR2## are disclosed as possessing inhibotory activity against angiotensin converting enzyme (ACE) and neutral endopeptidase (NEP) and thus being useful as cardiovascular agents.
    Type: Grant
    Filed: June 19, 1996
    Date of Patent: July 8, 1997
    Assignee: Bristol-Myers Squibb Co.
    Inventor: Jeffrey A. Robl
  • Patent number: 5646147
    Abstract: Acaricidal, insecticidal and nematicidal substituted (hetero)arylalkyl ketone oxime O-ethers, processes for their preparation, agents containing them, and their use as pesticides.The invention relates to compounds of the formula ##STR1## in which Ar.sup.1 and Ar.sup.2 are aryl or heteroaryl, each of which is optionally substituted, and R is an optionally substituted aliphatic or alicyclic radical, to processes for their preparation, and to agents containing these compounds, and to their use for controlling animal pests.
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: July 8, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Birgit Kuhn, Gerhard Salbeck, deceased, Uwe Doller, Stefan Schnatterer, Hans-Herbert Schubert, Werner Knauf, Anna Waltersdorfer, Manfred Kern