Patents Examined by Thomas Waltz
  • Patent number: 4558156
    Abstract: Novel sulfamoyl-substituted phenethylamine derivatives which exhibit .alpha.-adrenergic blocking action and are useful as an antihypertensive agent and an agent for the treatment of congestive heart failure.
    Type: Grant
    Filed: July 18, 1984
    Date of Patent: December 10, 1985
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Kazuo Imai, Kunihiro Niigata, Takashi Fujikura, Shinichi Hashimoto, Toichi Takenaka
  • Patent number: 4556734
    Abstract: A process is disclosed for the production of formamides, particularly N,N-dimethylformamide and N-methylformamide, by the reaction of synthesis gas with ammonia in the presence of a catalyst system comprising a ruthenium species coupled with quaternary phosphonium salts. The catalyst system typically produces high yields of formamides, a large percentage of which may comprise N,N-dimethylformamide, N-methylformamide or formamide itself.
    Type: Grant
    Filed: November 4, 1983
    Date of Patent: December 3, 1985
    Assignee: Texaco Inc.
    Inventor: John F. Knifton
  • Patent number: 4554282
    Abstract: New substituted 2,2-dimethyl-5-phenoxypentanoic acid benzamides which are useful as anti-arteriosclerotic agents are disclosed. These compounds elevate the high density lipoprotein fraction of cholesterol, and also lower the low density lipoprotein fraction of cholesterol.
    Type: Grant
    Filed: August 5, 1983
    Date of Patent: November 19, 1985
    Assignee: Warner-Lambert Company
    Inventors: Ila Sircar, Ann Holmes
  • Patent number: 4552897
    Abstract: Novel acid addition salts of 1-(aminodihalophenyl)-2-aminoethanols and method of preparation thereof. The invention describes certain non-dusting, antilipogenic compositions used as animal feed supplements and/or concentrates and a method for increasing weight gain and improving the lean meat to fat ratio of warm-blooded animals.
    Type: Grant
    Filed: February 1, 1983
    Date of Patent: November 12, 1985
    Assignee: American Cyanamid Company
    Inventors: Goro Asato, Lawrence J. Ross
  • Patent number: 4552893
    Abstract: The compounds represented by the formula (I) ##STR1## wherein m is 0, 1 or 2; p is 9, 10, 11, 12 or 13; R.sub.1 is hydrogen, amino or ##STR2## R.sub.2 is hydroxyl, amino, --NHCH.sub.2 CO.sub.2 H, ##STR3## or --NHCH.sub.2 CONH.sub.2 ; and X is --CO.sub.2 H, --CH.sub.2 OH or ##STR4## with the proviso that when m is 0, R.sub.1 is hydrogen, or a pharmaceutically acceptable salt thereof have been found to be leukotriene antagonists and useful in the treatment of diseases in which leukotrienes are a factor, such as asthma.
    Type: Grant
    Filed: March 7, 1983
    Date of Patent: November 12, 1985
    Assignee: SmithKline Beckman Corporation
    Inventors: John G. Gleason, Ralph F. Hall, Thomas W. Ku
  • Patent number: 4552970
    Abstract: Compounds of the formula I ##STR1## in which X denotes hydrogen, fluorine, chlorine or bromine, Y and Z denote hydrogen, lower alkyl or lower alkoxy, M denotes sodium, potassium or one equivalent of calcium and L denotes a dipolar aprotic solvent, are obtained from compounds of the formula II ##STR2## in which X, Y and Z have the abovementioned meanings, and a metal cyanamide of the formula IIIM.sub.2 N--CNin which M has the abovementioned meaning, in a dipolar aprotic solvent, which after the reaction is substantially removed, whereupon a lower molecular weight aliphatic alcohol is added to the residue and the product precipitated is isolated. Nitrophenylureas of the formula IV ##STR3## in which X, Y and Z have the abovementioned meanings, are obtained from the compounds of the formula I by acid hydrolysis.
    Type: Grant
    Filed: February 1, 1984
    Date of Patent: November 12, 1985
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Otto Arndt, Theodor Papenfuhs, Wolfgang Tronich
  • Patent number: 4552982
    Abstract: 9-Carbamoyl-9-(2-cyanoethyl)fluorenes are converted to 9-carbamoyl-9-(3-aminopropyl)fluorenes by catalytic hydrogenation in the presence of a strong acid.
    Type: Grant
    Filed: August 1, 1983
    Date of Patent: November 12, 1985
    Assignee: Eli Lilly and Company
    Inventors: William B. Lacefield, William Pfeifer
  • Patent number: 4551446
    Abstract: Novel synthetic glyceryl-phosphorylcholine compounds are prepared having biological activity paralleling that of naturally generated platelet activating factor. In particular, the novel compounds of the present invention are useful to induce specific desensitization or tachyphylaxis of certain cells and tissues to platelet activating factor, rendering the cells or tissue unresponsive or hyporesponsive to subsequent platelet activating factor stimulation.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: November 5, 1985
    Assignee: Board of Regents, The University of Texas System
    Inventors: Donald J. Hanahan, R. Neal Pinckard
  • Patent number: 4551478
    Abstract: Disclosed are novel 3-nitrobenzene sulfonanilide derivatives and, among others, that of the formula ##STR1## as well as fungicidal compositions containing such compounds as the active ingredient. The compounds of the invention are markedly effective in controlling plant diseases and, in particular, clubroot disease of Brassica spp., have no toxicity to men, beasts, and fishes, exert no phytotoxicity on crops, have neither irritant nor unpleasant odor, and manifest their excellent fungicidal effect at low concentrations. Accordingly, they are ideally useful in fungicidal compositions.
    Type: Grant
    Filed: December 30, 1982
    Date of Patent: November 5, 1985
    Assignee: Mitsui Toatsu Chemicals, Inc.
    Inventors: Tekeo Yoshimoto, Mitsumasa Umemoto, Keiichi Igarashi, Hideo Yamazaki, Yoshio Takasawa, Hirohisa Yanagita
  • Patent number: 4550203
    Abstract: N-substituted N-cyanocarboxylic acid amides are prepared by reacting 1 mol of an N-cyanocarboxylic acid amide salt with 1 mol of an alkyl halide or an alkylating agent, for example dimethyl sulfate or diethyl sulfate, in a polar aprotic solvent.The N-substituted N-cyanocarboxylic acid amides which can be obtained by the process according to the invention are useful curing agents for epoxide resins.
    Type: Grant
    Filed: February 15, 1983
    Date of Patent: October 29, 1985
    Assignee: Ciba Geigy Corporation
    Inventors: Friedrich Stockinger, Friedrich Lohse, Helmut Zondler
  • Patent number: 4550205
    Abstract: The invention relates to new diphenyl ethers of the general formula ##STR1## wherein X is a hydrogen atom, a halogen atom, a nitro group, an optionally halogenated alkyl, alkoxy or alkylthio group having 1-6 carbon atoms, or an alkanoyl group having 1-4 carbon atoms;Y is a nitrogen atom or a group of the formula CH or CCl;Z is a hydrogen atom, a halogen atom, a nitro group, an optionally halogenated alkyl group having 1-4 carbon atoms, or an alkanoyl group having 1-4 carbon atoms; n is 0-2;R.sub.1 is a hydrogen atom, or an alkyl or alkanoyl group having 1-4 carbon atoms;R.sub.2 and R.sub.3 are equal or different and represent hydrogen atoms or alkyl groups having 1-4 carbon atoms; andA is a group of the general formula ##STR2## wherein R.sub.4 is a hydrogen atom, an alkyl group having 1-6 carbon atoms, or a cation of an alkali metal, alkaline earth metal or an alkylated or non-alkylated ammonium group, andR.sub.5 and R.sub.
    Type: Grant
    Filed: November 4, 1982
    Date of Patent: October 29, 1985
    Assignee: Duphar International Research B.V.
    Inventors: Gerard B. Paerels, Cornelis W. Raven
  • Patent number: 4549983
    Abstract: Described is a method for producing the substantially pure compound defined according to the structure: ##STR1## and uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles such as perfumed polymers and solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions and fabric softener articles. Also described are processes and compositions for use in perfume aroma augmenting, enhancing, modifying and altering compositions and as perfume, cologne and perfumed article aroma imparting compositions of mixtures of the compound having the structure: ##STR2## taken further together with one or more butanolyl cyclohexane derivatives and/or 3-methyl-1-phenyl-pentanol-5.The process for preparing the compound having the structure: ##STR3## involves a one-step reaction wherein the compound having the structure: ##STR4## is hydrogenated in the presence of acid.
    Type: Grant
    Filed: March 14, 1984
    Date of Patent: October 29, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Wilhelmus J. Wiegers, Mark A. Sprecker
  • Patent number: 4548641
    Abstract: Compounds having the formula ##STR1## in which R is chloro, fluoro, bromo, methyl, methoxy or methylthio, and R.sub.1 and R.sub.2 are each C.sub.1 -C.sub.4 alkyl are hebicides. In one embodiment the compound is an optical isomer.
    Type: Grant
    Filed: May 25, 1983
    Date of Patent: October 22, 1985
    Assignee: Stauffer Chemical Company
    Inventors: Francis H. Walker, Don R. Baker
  • Patent number: 4547357
    Abstract: Novel N-hydroxyethylated 2,4,6-triiodoaminoisophthalic acid bistrihydroxybutylamides of Formula (I) ##STR1## wherein R is a trihydroxybutyl residue, are excellently suitable, due inter alia, to their outstanding compatibility and high water solubility, as opacifying compounds in X-ray contrast media for use in X-ray diagnostic examination methods.
    Type: Grant
    Filed: December 20, 1982
    Date of Patent: October 15, 1985
    Assignee: Schering, Aktiengesellschaft
    Inventors: Heinrich Pfeiffer, Wolfgang Muetzel, Ulrich Speck
  • Patent number: 4547524
    Abstract: Compounds of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as herein defined useful as insecticides, is described.
    Type: Grant
    Filed: February 14, 1983
    Date of Patent: October 15, 1985
    Assignee: Hokko Chemical Industry Co., Ltd.
    Inventors: Kimiyoshi Kaneko, Hiromichi Ishikawa, Satoru Moriyama, Tsugio Uchiyama
  • Patent number: 4545930
    Abstract: This invention is directed to terpene derivatives. More particularly, this invention relates to a mixture of isomers of the formula ##STR1## wherein R.sub.1 and R.sub.2, which are different from each other, are each methyl or isopropyl, the preparation thereof, and perfume compositions containing them.
    Type: Grant
    Filed: July 15, 1982
    Date of Patent: October 8, 1985
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Horst Upadek, Klaus Bruns
  • Patent number: 4544714
    Abstract: This invention discloses a number of novel odorant oximes having from 11 to 14 carbon atoms, processes for making same, and odorant compositions containing same.
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: October 1, 1985
    Assignee: Givaudan Corporation
    Inventor: Paul A. Ochsner
  • Patent number: 4543203
    Abstract: Described is 2-isopropenyl-1,5-dimethyl-cyclopentane carboxaldehyde of our invention having the structure: ##STR1## and uses thereof for augmenting or enhancing the aroma of perfumes, colognes and perfumed articles including solid or liquid anionic, cationic, nonionic or zwitterionic detergents, perfumed polymers, fabric softener compositions, fabric softener articles including drier-added fabric softener articles, hair preparations, cosmetic powders, face creams, moisturizers and the like. Also described is a process for preparing 2-isopropenyl-1,5-dimethyl-cyclopentane carboxaldehyde of our invention according to the reaction: ##STR2## .
    Type: Grant
    Filed: May 11, 1984
    Date of Patent: September 24, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Michael Licciardello, Richard M. Boden
  • Patent number: 4541951
    Abstract: Described is a process for preparing the compound having the structure: ##STR1## comprising the steps of reacting 1-acetyl-3,3-dimethylcyclohexane having the structure: ##STR2## with an alkyl acetate defined according to the structure: ##STR3## wherein R.sub.2 is C.sub.1 -C.sub.5 alkyl such as methylethyl, n-propyl, i-propyl, n-butyl, 2-butyl and tertiary butyl, thereby forming a diketone having the structure: ##STR4## reacting the said diketone with an allyl halide having the structure: ##STR5## (wherein X represents bromo or iodo) to form a substituted diketone having the structure: ##STR6## and then transforming the compound having the structure: ##STR7## into the compound having the structure: ##STR8## by means of a retro-Claisen reaction.
    Type: Grant
    Filed: September 14, 1984
    Date of Patent: September 17, 1985
    Assignee: International Flavors & Fragrances Inc.
    Inventors: John B. Hall, Mark A. Sprecker
  • Patent number: 4539427
    Abstract: Formamides e.g. diethylformamide are prepared by reacting a primary or secondary amine e.g. diethylamine or ammonia with (a) an alkyl formate or (b) carbon monoxide and an alkanol in the presence, as catalyst, of (i) a compound containing an amidine group or (ii) a Group V element-containing Lewis base and an epoxide. The Lewis base can be a trivalent nitrogen or phosphorus-containing compound. The amidine group which can be cyclic or acyclic can form part of a guanidine group.
    Type: Grant
    Filed: October 18, 1983
    Date of Patent: September 3, 1985
    Assignee: BP Chemicals Limited
    Inventor: Michael J. Green