Patents Examined by F. Bernhardt
  • Patent number: 4981989
    Abstract: Antihypertensive phosphate derivatives having the following formula are described: ##STR1## wherein X is selected from one or more of: (a) C.sub.1 -C.sub.24 branched or straight chain alkyl; (b) C.sub.1 -C.sub.24 branched or straight chain alkoxy; (c) ##STR2## wherein n and m are integers from 0 to 25 and the sum of n and m is less than or equal to 25; phenyl; substituted phenyl wherein the substituents are selected from the group consisting of C.sub.1 -C.sub.20 branched or straight chain alkyl, C.sub.1 -C.sub.20 branched or straight chain alkoxy, halogen, trifluoromethyl, phenyl, and substituted phenyl, phenoxy; and substituted phenoxy, wherein the substituents are selected from the group consisting of C.sub.1 -C.sub.20 branched or straight chain alkyl, halogen, trifluoromethyl, phenyl and substituted phenyl; Q is selected from the group consisting of: ##STR3## wherein R.sub.1 is selected from the group consisting of hydrogen, C.sub.1 -C.sub.4 branched or straight chain alkyl, C.sub.1 -C.sub.
    Type: Grant
    Filed: November 8, 1989
    Date of Patent: January 1, 1991
    Assignee: American Cyanamid Company
    Inventors: Allan Wissner, Phaik E. Sum, Robert E. Schaub
  • Patent number: 4965264
    Abstract: A thienocinnoline compound of the general formula ##STR1## wherein R stands for hydrogen, a halogen or a lower alkyl, Ar stands for an aryl, a heteroaryl, or an aryl or a heteroaryl having as a substituent at least a halogen, a lower alkyl, a lower alkoxy, nitro, amino, hydroxy, trifluoromethyl and/or a lower alkanoylamino; and the bond between 5a-position and 6-position represents a single bond or a double bond, which is useful as an antianxiety agent, amnesia-treating drug, a brain function-activating drug, an antidementiac drug or a potentiating agent of biological protection.
    Type: Grant
    Filed: November 18, 1988
    Date of Patent: October 23, 1990
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventors: Toru Nakao, Kenji Morita, Masao Hisadome, Shuzo Takehara
  • Patent number: 4943634
    Abstract: N-Aryl benzaimides wherein the aryl group is a nitrogen containing heterocycle are useful as selective herbicidal agents. Compositions containing the novel benzamides and a herbicidal method of selective weed control are disclosed.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: July 24, 1990
    Assignee: Eli Lilly and Company
    Inventor: Kenneth W. Burow, Jr.
  • Patent number: 4943584
    Abstract: Novel (p-phenoxyphenoxy)-methyl-five-membered heeroaromatic radicals of the formula ##STR1## where the substituents have the following meanings: R.sup.1, R.sup.2, R.sup.3 hydrogen, halogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.3 -C.sub.10 -cycloalkyl, nitro or cyano,R.sup.4 hydrogen or C.sub.1 -C.sub.4 -alkyl, and a five-membered heteroaromatic ring, and their use for combating pests.
    Type: Grant
    Filed: April 20, 1988
    Date of Patent: July 24, 1990
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans Theobald, Christoph Kuenast, Peter Hofmeister, Hans-Juergen Neubauer, Thomas Kuekenhoehner, Wolfgang Krieg, Joachim Leyendecker, Uwe Kardorff
  • Patent number: 4939126
    Abstract: 1-Pyrrolidineacetamide derivatives of the formula ##STR1## wherein R.sub.1 is hydrogen atom or a trialkylsilyl group, R.sub.2 and R.sub.3 are hydrogen atom, respectively, when R.sub.1 is hydrogen atom, R.sub.4 is an alkyl group, R.sub.5 is a radical of ##STR2## in which R.sub.6 and R.sub.7 are an alkyl group, respectively, m and n are an integer of 1 to 3, respectively,or R.sub.4 represents together with R.sub.5 a hetero cyclic ring having nitrogen and silicon atoms or piperazine ring having a substituent of ##STR3## in which R.sub.6 and n have the meanings as referred to, and R.sub.2 and R.sub.4 as well as R.sub.3 and R.sub.5 form a hetero cyclic ring, respectively, connected with an alkylene chain, where R.sub.1 is the trialkylsilyl group, salts thereof, a process for the preparation thereof, as well as use thereof as for a medicine.
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: July 3, 1990
    Assignee: Sanwa Kagaku Kenkyusho Co. Ltd.
    Inventors: Masayasu Kurono, Tsunemasa Suzuki, Tomoo Suzuki, Kiyotaka Hirooka, Yukiharu Matsumoto, Hiroshi Ozawa, Kiichi Sawai
  • Patent number: 4935434
    Abstract: Disclosed herein are isoxazole-4-carboxamides having the formula ##STR1## wherein R.sup.1 is C.sub.3-6 cycloalkyl and R.sup.2 is selected from the group consisting of C.sub.1-5 alkyl, C.sub.2-5 alkenyl, C.sub.2-5 alkynyl, C.sub.3-6 cycloalkyl, phenyl, and phenyl substituted with at least one group selected from C.sub.1-5 alkyl, C.sub.1-5 alkoxy, C.sub.1-5 alkylthio, and halo-substituted C.sub.1-5 alkyl; with the proviso that when R.sup.1 is cyclopropyl, R.sup.2 is not methyl, ethyl, or cyclobutyl; or R.sup.1 is C.sub.1-5 alkyl and R.sup.2 is phenylmethyl wherein the ring portion is opt. substituted with a halo-substituted C.sub.1-5 alkyl group. These compounds have antiinflammatory and antiarthritic activities and are also useful as intermediates in the preparation of .beta.-ketonitriles.
    Type: Grant
    Filed: January 26, 1988
    Date of Patent: June 19, 1990
    Assignee: Bristol-Myers Company
    Inventor: William T. Han
  • Patent number: 4925941
    Abstract: A quinoxaline is oxidized by means of hydrogen peroxide in an inert solvent medium in the presence of water and of a catalyst selected from selenium and selenium compounds.The process applies to the preparation of substituted and unsubstituted 2,3-dihydroxyquinoxalines.
    Type: Grant
    Filed: March 4, 1988
    Date of Patent: May 15, 1990
    Assignee: Interox (Societe Anonyme)
    Inventors: Paul Deschrijver, Jean-Pierre Ganhy
  • Patent number: 4900354
    Abstract: Compounds of the class comprising (quinolinyl and quinoxalinyloxy)phenoxy) alkenols, e.g., 4-(4-((6-chloro-2-quinolinyl)oxy)phenoxy)-2-penten-1-ol; and a method of preparation, comprising reacting an appropriately substituted quinoline or quinoxaline, e.g., 2,6-dichloroquinoline, with a phenolic substituted pentenol, e.g., 4-(4-hydroxyphenoxy)-2-penten-1-ol, in the presence of a base and organic solvent under an inert atmosphere with or without heat, and then recovering the product.These compounds are useful as intermediates for preparing various known herbicidal compounds and are useful in their own right as post-emergent herbicides for controlling grassy weeds in the presence of corn plants.
    Type: Grant
    Filed: August 29, 1986
    Date of Patent: February 13, 1990
    Assignee: The Dow Chemical Company
    Inventors: James A. Turner, Paul S. Zorner, Wendy S. Jacks
  • Patent number: 4889551
    Abstract: Novel 3-substituted phenyl-2-isoxazoline-5-carboxylic acids or esters thereof. These compounds have excellent properties as plant growth regulators.
    Type: Grant
    Filed: September 2, 1987
    Date of Patent: December 26, 1989
    Assignee: Mitsui Toatsu Chemicals, Incorporated
    Inventors: Kengo Oda, Tsutomu Ishii, Yukiharu Fukushi, Yuji Enomoto, Makoto Nishida, Yoshikata Hojo
  • Patent number: 4885023
    Abstract: As a herbicide, a 9-phenylimino-8-thia-1,6-diazabicyclo [4.3.0]nonane-7-one derivative having the formula: ##STR1## wherein each of X and Y is hydrogen or halogen, and Z is ##STR2## wherein R.sup.1 is alkyl or cycloalkyl, or --COOR.sup.2 wherein R.sup.2 is alkyl.
    Type: Grant
    Filed: December 22, 1987
    Date of Patent: December 5, 1989
    Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Mikio Yamaguchi, Yukihiro Watase, Takeshi Kambe, Susumu Katou
  • Patent number: 4820716
    Abstract: 7-(1-Pyrrolidinyl)-3-quinolonecarboxylic acid derivatives of the formula ##STR1## in which A is CH, CCl, CF or N,R.sup.1 is hydroxyl, hydroxymethyl or mercapto andR.sup.2 is hydrogen, alkyl, having 1 to 4 carbon atoms or (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl,with the proviso that, when R.sup.1 is hydroxy, A is not CF or N, or pharmaceutically acceptable hydrates, or salts thereof, are useful as antibacterials and animal feed utilization promoters.
    Type: Grant
    Filed: February 12, 1987
    Date of Patent: April 11, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uwe Petersen, Klaus Grohe, Hans-Joachim Zeiler, Karl G. Metzger
  • Patent number: 4810789
    Abstract: A process for conversion of one polymorphic crystalline form of buspirone into its other polymorphic crystalline form.
    Type: Grant
    Filed: August 28, 1987
    Date of Patent: March 7, 1989
    Assignee: Bristol-Myers Company
    Inventors: Robert J. Behme, Terry T. Kensler, Douglas G. Mikolasek
  • Patent number: 4803217
    Abstract: Hapalindolinone compounds are produced by the controlled aerobic fermentation of a cyanobacterium of the genus Fischerella, ATCC No. 53558.
    Type: Grant
    Filed: December 24, 1986
    Date of Patent: February 7, 1989
    Assignee: Merck & Co., Inc.
    Inventors: Robert E. Schwartz, Charles F. Hirsch, Janet M. Sigmund, Douglas J. Pettibone
  • Patent number: 4800223
    Abstract: A quinoxalinone derivative of the following formula: ##STR1## where R.sub.1 and R.sub.2 are each methyl, ethyl or propyl; and R.sub.3 is a chlorine atom or azide, is a reagent capable of high-sensitivity labelling for fluorescence that reacts quantitatively with each of primary, secondary and tertiary hydroxyl groups to provide for easy labelling for fluorescence and which allows quantitative analyzing over a wide detection range.
    Type: Grant
    Filed: March 11, 1987
    Date of Patent: January 24, 1989
    Assignee: Tosoh Corporation
    Inventor: Yosuke Ohkura
  • Patent number: 4788188
    Abstract: The present invention relates to new quinolylglycinamide derivatives corresponding to the following general formula: ##STR1## The invention also relates to a process for preparing these compounds and their therapeutic application as a psychotropic agent.
    Type: Grant
    Filed: May 6, 1986
    Date of Patent: November 29, 1988
    Assignee: Sanofi (S.A.)
    Inventors: Jean-Claude Vernieres, Etienne Mendes, Michel Morre, Peter Keane, Jacques Simiand
  • Patent number: 4788198
    Abstract: Compounds of the formula ##STR1## R.sub.1 is hydrogen or alkyl of 1 to 4 carbon atoms; R.sub.2 is hydrogen, methyl, hydroxyl, alkoxy of 1 to 4 carbon atoms, di(alkyl of 1 to 2 carbon atoms)amino-(alkoxy of 1 to 4 carbon atoms) or NHCOCOOR.sub.1 ;R.sub.3 is hydrogen or NHCOCOOR.sub.1 ;A is ##STR2## R.sub.4 is hydrogen, methyl, alkoxy of 1 to 4 carbon atoms, hydroxyl, amino, alkanoyloxy of 1 to 2 carbon atoms, di(alkyl of 1 to 2 carbon atoms)-amino-(alkoxy of 1 to 4 carbon atoms) or acetamido; andR.sub.5 is hydrogen, amino, alkoxy of 1 to 4 carbon atoms, halogen or NHCOCOOR.sub.1 ;and, when R.sub.1 is hydrogen, nontoxic, pharmaceutically acceptable salts thereof. The compounds as well as their salts are useful for the treatment of immunological, inflammatory and allergic disorders such as asthma, rhinitis, conjunctivitis, hay fever, urticaria, food allergies and the like.
    Type: Grant
    Filed: April 27, 1987
    Date of Patent: November 29, 1988
    Assignee: Boehringer Ingelheim Pharmaceuticals, Inc.
    Inventors: Karl G. Grozinger, James T. Oliver