Patents Examined by P. I. Datlow
  • Patent number: 5504095
    Abstract: Aminobenzosultam derivatives, which are inhibitors of lipoxygenase, having the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein Ar is cycloalkyl having five to seven carbon atoms, tetrahydropyranyl, pyridyl, oxazolyl, phenyl or substituted phenyl wherein said substituent is methyl, methoxy, fluoro, chloro or trifluoromethyl; n is an integer of 1 to 3; X is hydrogen, methyl, methoxy, fluoro, chloro or trifluoromethyl; Z is --NH--, --O--, or --CH.sub.2 --; and R.sup.1 is hydrogen or alkyl having one to three carbon atoms.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: April 2, 1996
    Assignee: Pfizer Inc.
    Inventors: Masami Nakane, Kunio Satake, Kazuo Ando, Hiroaki Wakabayashi
  • Patent number: 5432173
    Abstract: The invention relates to the compounds of general formula (I): ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and A are as defined in the description.their isomers, diastereoisomers, and enantiomers as well as their addition salts with a pharmaceutically acceptable inorganic or organic acid, andmedicinal products containing the same which are usable for the treatment of psycho-behavioral disorders.
    Type: Grant
    Filed: October 13, 1993
    Date of Patent: July 11, 1995
    Assignee: Adir et Compagnie
    Inventors: Henri P. Husson, Jean C. Quirion, Martine Bonin, Beatrice Guardiola, Gerard Adam, Pierre Renard
  • Patent number: 5385892
    Abstract: The ethylamino phenyl ethers of the invention and compositions thereof are endowed with high activities as inhibitors of the growth of several species of pathogen fungi and are applied to plants or to plant parts and are effective in preventing the diseases caused by pathogen fungi, such as, e.g., those belonging to Erysiphe and Helminthosporium genera.
    Type: Grant
    Filed: January 4, 1993
    Date of Patent: January 31, 1995
    Assignee: Ministero Dell "Universita" E Dell Ricerca Scientifica E Tecnologica
    Inventors: Giovanni Camaggi, Lucio Filippini, Marilena Gusmeroli, Carlo Garavaglia, Luigi Mirenna
  • Patent number: 5385893
    Abstract: Tri- and tetra-cyclopolyazamacrocyclophosphonic acid compounds and their derivatives are disclosed which may form inert complexes with Gd, Mn or Fe ions. The overall charge of the complex can be varied to alter the in vivo biolocalization. The complexes are useful as contrast agents for diagnostic purposes.
    Type: Grant
    Filed: May 6, 1993
    Date of Patent: January 31, 1995
    Assignee: The Dow Chemical Company
    Inventor: Garry E. Kiefer
  • Patent number: 5374722
    Abstract: The compound ##STR1## is useful as an agent in the treatment of psychoses and drug dependence and for providing an analgesic effect.
    Type: Grant
    Filed: March 16, 1993
    Date of Patent: December 20, 1994
    Assignee: Schering Corporation
    Inventors: Joel G. Berger, Wei K. Chang, John W. Clader
  • Patent number: 5373008
    Abstract: Compounds of formula I ##STR1## and their salts in which n=0 or 1, R.sub.1 and R.sub.2 are each aliphatic or cycloalkyl or NR.sub.1 R.sub.2 is an optionally substituted heterocyclic ring, R.sub.3 is alkyl, cycloalkyl or optionally substituted amino, R.sub.5 is an aliphatic group, R.sub.6 is H, an optionally substituted aliphatic group or a cycloalkyl group, or R.sub.3 and R.sub.5 together with the nitrogen and carbon atoms to which they are attached form an optionally substituted heterocyclic ring or R.sub.5 and R.sub.6 together with the nitrogen to which they are attached form a heterocyclic ring optionally substituted by alkyl and R.sub.7 is optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkoxycarbonyl, trifluoromethyl or cyano have utility as hypoglycemic agents.
    Type: Grant
    Filed: January 27, 1993
    Date of Patent: December 13, 1994
    Assignee: The Boots Compant plc.
    Inventor: Balasubramanian Gopalan
  • Patent number: 5354746
    Abstract: The present invention provides substituted dibenzoxazepine compounds of Formula I: ##STR1## which are useful as analgesic agents for the treatment of pain, and as prostaglandin-E.sub.2 antagonists for the treatment of prostaglandin-E.sub.2 mediated diseases, pharmaceutical compositions comprising a therapeutically-effective amount of a compound of Formula I in combination with a pharmaceutically-acceptable carrier, a method for eliminating or ameliorating pain in an animal, and a method for treating prostaglandin-E.sub.2 mediated diseases in an animal, comprising administering a therapeutically-effective amount of a compound of Formula I to the animal.
    Type: Grant
    Filed: June 1, 1993
    Date of Patent: October 11, 1994
    Assignee: G. D. Searle & Co.
    Inventors: Nizal S. Chandrakumar, Barnett S. Pitzele
  • Patent number: 5348949
    Abstract: The invention relates to a method of preparing N-oxo-tetrahydro-.beta.-carbolines having formula 1. ##STR1## by an intramolecular ringclosure reaction of compounds of formula 2. ##STR2## wherein Z is an aldehyde function or acetal function, or is a functional group which can be converted into such a function during the ringclosure reaction.The eudistomin derivatives within the group of compounds having formula 1 have strong antiviral and antitumour activity.
    Type: Grant
    Filed: February 12, 1993
    Date of Patent: September 20, 1994
    Assignee: Duphar International Research B.V.
    Inventors: Peter H. H. Hermkens, Jan H. Van Maarseveen, Johan W. Scheeren, Cornelis G. Kruse
  • Patent number: 5342938
    Abstract: Novel benzoxazines of the formula (I) ##STR1## the use of the new compounds as herbicides, and novel compounds of the formula (IX) as intermediates ##STR2## are disclosed.
    Type: Grant
    Filed: February 5, 1993
    Date of Patent: August 30, 1994
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Toyohiko Kume, Toshio Goto, Atsumi Kamochi, Hidenori Hayakawa, Akihiko Yanagi, Tadao Asami