Patents Examined by Sherman D. Winters
  • Patent number: 3988371
    Abstract: A series of substituted amino ethyl meta benzoic acid amides and their salts are useful as spasmolytics, pschyotherapeutic agents and agents facilitating learning. These compounds may conveniently be prepared by hydrolysis of suitably substituted trifluoromethyl derivatives followed by amidification with a desired amine, or by a replacement reaction between a suitable ester and an appropriate amine, or by reaction of an activated form of the free acid and an appropriate amine.
    Type: Grant
    Filed: July 30, 1974
    Date of Patent: October 26, 1976
    Inventor: Nikolaus R. Hansl
  • Patent number: 3981914
    Abstract: N-alkylsulfonyl and N-haloalkylsulfonyl-substituted perfluoroalkanesulfonanilides and processes for their preparation are disclosed. These compounds and their compositions are useful as herbicides and plant growth modifiers.
    Type: Grant
    Filed: August 3, 1971
    Date of Patent: September 21, 1976
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Edward L. Mutsch, Joseph Kenneth Harrington
  • Patent number: 3981876
    Abstract: The new 1-alkyl-4-(10-oxo or -hydroxy-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-piperidine compounds are prepared from the corresponding 10-desoxy compounds having a double bond at the 10,11-position by a process involving bromination, dehydrobomination of the resulting dibromo compound, followed by enamine formation and hydrolysis to give the desired 10-oxo compound. The compounds prepared in this manner are active as antihistamines and as appetite stimulants.
    Type: Grant
    Filed: August 14, 1972
    Date of Patent: September 21, 1976
    Assignee: Merck & Co., Inc.
    Inventor: John D. Prugh
  • Patent number: 3978220
    Abstract: [4-(DIPHENYLMETHOXY)-1-METHYLPIPERIDINIUM]-4-[1-HYDROXY-2-(1-METHYL-3-PHENY LPROPYLAMINO)-PROPYL]PHENOLATE AND A PROCESS FOR ITS PREPARATION ARE DESCRIBED.The phenolate possesses useful anti-inflammatory activity.
    Type: Grant
    Filed: April 1, 1975
    Date of Patent: August 31, 1976
    Assignee: Troponwerke Dinklage & Company
    Inventors: Gerd Badicke, Hans-Dieter Dell, Albrecht Pitzken
  • Patent number: 3976779
    Abstract: New 1,2,3,4-tetra-hydrocarbazole derivatives of the formula: ##SPC1##Wherein R.sup.1 is straight-chained or branched alkyl, and the pharmacologically compatible salts thereof, are markedly effective as inhibitors of adrogenic .beta.-receptors and thus useful for the treatment and prophylaxis of cardiac and circulatory diseases.
    Type: Grant
    Filed: April 16, 1975
    Date of Patent: August 24, 1976
    Assignee: Boehringer Mannheim G.m.b.H.
    Inventors: Herbert Leinert, Alfred Popelak, Kurt Stach, Wolfgang Bartsch, Karl Dietmann
  • Patent number: 3975398
    Abstract: Novel 3-aminocarbazole compounds of the formula: ##SPC1##WhereinX is hydrogen or halogen,Y is oxygen or represents two hydrogen atoms; andR.sub.1 and R.sub.2, which can be the same or different, are hydrogen, lower alkyl or hydroxyalkyl or amino; andn is 1 or 2, with the proviso that when n is 2, X, Y, R.sub.1 and R.sub.2 cannot all be hydrogen atoms,As well as the salts thereof with inorganic and organic acids; are outstandingly effective indicators for the determination of glucose and provide stable compositions for such glucose determination.
    Type: Grant
    Filed: July 10, 1974
    Date of Patent: August 17, 1976
    Assignee: Boehringer Mannheim G.m.b.H.
    Inventors: Wolfgang Werner, Peter Vogel, Hugo Tiedemann, Werner Guthlein
  • Patent number: 3972707
    Abstract: N-phenylcarbamoyl-4-methylpiperidine herbicides having the formula ##SPC1##Wherein R is a member selected from the group consisting of hydrogen and fluorine, compositions containing the same and the selective herbicidal method of use as a selective preemergence herbicide toward corn and a selective postemergence herbicide toward barley and, when R is H, toward corn.
    Type: Grant
    Filed: March 27, 1975
    Date of Patent: August 3, 1976
    Assignee: Consortium fur Elektrochemische Industrie GmbH
    Inventors: Frank Muller, Norman Haberle, Peter Kinzel
  • Patent number: 3972926
    Abstract: Substituted trifluoromethanesulfonanilides wherein the anilide ring is bonded to a phenyl ring through a linking group selected from --CH.sub.2 --, --CH.sub.2 CH.sub.2 --, --CH(CH.sub.3)-- and ##EQU1## and pharmaceutically acceptable salts thereof. These compounds are active anti-microbial agents.
    Type: Grant
    Filed: June 1, 1972
    Date of Patent: August 3, 1976
    Assignee: Riker Laboratories, Inc.
    Inventors: George G. I. Moore, Joseph Kenneth Harrington
  • Patent number: 3971794
    Abstract: The present invention relates to novel thiazolidinone acetic acid derivatives and their preparation. These derivatives show diuretic properties when used as pharmaceuticals.
    Type: Grant
    Filed: February 27, 1975
    Date of Patent: July 27, 1976
    Assignee: Warner-Lambert Company
    Inventors: Gerhard Satzinger, Manfred Herrmann, Karl-Otto Vollmer
  • Patent number: 3970656
    Abstract: Phenylpiperidines of the formula ##SPC1##Wherein R is alkyl of 4 to 7 carbon atoms are described. The foregoing phenylpiperidines are useful as non-addicting analgesics.
    Type: Grant
    Filed: June 11, 1974
    Date of Patent: July 20, 1976
    Assignee: Government of the United States
    Inventor: Everette Lee May
  • Patent number: 3970668
    Abstract: Dialkyl 1,1'-(hydrocarbylenebiscarbamoyl)bis(2-benzimidazolecarbamate) as fungicides and mite ovicides.
    Type: Grant
    Filed: February 25, 1972
    Date of Patent: July 20, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Bruce Ivor Dittmar
  • Patent number: 3968115
    Abstract: The new 1-alkyl-4-(10-oxo or -hydroxy-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)piperidine compounds are prepared from the corresponding 10-desoxy compounds having a double bond at the 10,11-position by a process involving bromination, dehydrobromination of the resulting dibromo compound, followed by enamine formation and hydrolysis to give the desired 10-oxo compound. The compounds prepared in this manner are active as antihistamines and as appetite stimulants.
    Type: Grant
    Filed: August 14, 1972
    Date of Patent: July 6, 1976
    Assignee: Merck & Co., Inc.
    Inventor: John D. Prugh
  • Patent number: 3968232
    Abstract: N-methyl-N-alkoxycarbonylsulphenyl-carbamates of the formula ##EQU1## in which R.sup.1 is C.sub.1.sub.-6 alkyl, andR.sup.2 is phenyl; naphthyl; indanyl; phenyl, naphthyl or indanyl substituted by trihalomethyl, halogen, nitro, nitrile, dioxanyl, dioxolanyl, methyl-dioxanyl, methyl-dioxolanyl, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, dialkoxymethyl, alkenoxy, alkynoxy, alkylmercapto, alkenylmercapto, alkynylmercapto or dialkylamino, with up to 6 carbon atoms in each alkyl, alkenyl or alkynyl group; a radical of the formula ##EQU2## in which R.sup.3 and R.sup.4 are each alkyl, alkylthio, nitrile or phenyl; or ##EQU3## in which R.sup.5 is hydrogen or C.sub.1.sub.-6 alkyl, which possess insecticidal, acaricidal, fungicidal, nematocidal and bactericidal properties.
    Type: Grant
    Filed: October 29, 1974
    Date of Patent: July 6, 1976
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Siegle, Engelbert Kuhle, Ingeborg Hammann, Wolfgang Behrenz
  • Patent number: 3968123
    Abstract: Novel (3-thioxo-1,2-dithiol-4-yl)substituted triaylphosphates and thiophosphates are used as additives for lubricating oils. The are prepared by reacting corresponding phosphoryl chlorides with 4-(hydroxy-aryl)-1,2-dithiole-3-thiones.
    Type: Grant
    Filed: June 17, 1974
    Date of Patent: July 6, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: John Grey Dingwall, Donald Richard Randell
  • Patent number: 3966742
    Abstract: A method for producing tetra-N-alkyl derivatives of bicyclic ureas having the general formula: ##EQU1## wherein n is 0 or 1; R and R' is H, lower alkyls, which can be the same or different, characterized in that bicyclic ureas, unsubstituted at nitrogen atoms are alkylated with alkyl halides in liquid ammonia under the action of an alkali metal amide, followed by separation of the target product.Said tetra-N-alkyl derivatives of bicyclic ureas are pharmacologically active compounds. The most active representative of said compounds, 2,4,6,8 tetramethyl-2,4,6,8-tetraazabicyclo-3,3,O-octanedi-3,7-one, is the active principle of a medicinal preparation used for treating psychic disorders.
    Type: Grant
    Filed: July 27, 1972
    Date of Patent: June 29, 1976
    Inventors: Sergei Sergeevich Novikov, Lenor Ivanovich Khmelnitsky, Oleg Vasilievich Lebedev, Lia Vladimirovna Epishina, Ljudmila Ivanovna Suvorova, Lidia Vasilievna Lapshina, Valery Dmitrievich Krylov, Irina Vitalievna Zaikonnikova, Irina Evgenievna Zimakova, Vladimir Sergeevich Chudnovsky, Viktor Andreevich Babichev, Nina Alexandrovna Avdonina
  • Patent number: 3966708
    Abstract: Polyphenolic components of coniferous tree barks are reacted with a concentrated aqueous solution containing ammonia and sulfur dioxide to produce aminated sulfite reaction products having high nitrogen contents. The products have a number of valuable applications including utility in the agricultural field. The reaction takes place at temperatures of 130.degree. - 190.degree.C., the ratio of NH.sub.3 /bark is within the range of 0.2 - 1.2 and ratio of SO.sub.2 /bark is within the range of 0.25 - 0.4, on a weight basis.
    Type: Grant
    Filed: July 3, 1972
    Date of Patent: June 29, 1976
    Assignee: International Telephone and Telegraph Corporation
    Inventors: Ronald Leroy Casebier, Karl David Sears
  • Patent number: 3966765
    Abstract: .beta.-Ketoacyl derivatives of 6-aminopenicillanic acid of the formula: ##SPC1##Are disclosed. In the above structure R.sup.1 is hydrogen, alkyl, halogen, alkoxy, cyano, trifluoromethyl and the like; Z is CHR.sup.2 or NR.sup.2 ; R.sup.2 is hydrogen, alkyl, aralkyl; M is an alkali or alkaline earth metal such as sodium, potassium, or calcium. These compounds are useful as anti-bacterials.
    Type: Grant
    Filed: October 11, 1974
    Date of Patent: June 29, 1976
    Assignee: Warner-Lambert Company
    Inventors: Jagadish C. Sircar, Harold Zinnes, John Shavel, Jr.
  • Patent number: 3965105
    Abstract: Phenyl-lower-alkylamines having anti-inflammatory activity are prepared either by reductive alkylation of an amine with a phenyl-lower-alkanaldehyde; by condensation of a phenyl-lower-alkanaldehyde with a secondary amine, conversion of the resulting phenylvinylamine to the corresponding iminium salt, and reduction of the latter with an alkali metal borohydride; or by reaction of a phenyl-lower-alkanoyl halide with an amine and reduction of the resulting amide with a reagent effective to reduce an amide to an amine.
    Type: Grant
    Filed: January 20, 1975
    Date of Patent: June 22, 1976
    Assignee: Sterling Drug Inc.
    Inventor: Bernard L. Zenitz
  • Patent number: 3965104
    Abstract: 1-(Substituted-aminoalkyl)-3-benzoyl-4-hydroxy-4-phenylpiperidines and related compounds having anti-arrhythmic activity are described herein. The 3-benzoyl compounds can be prepared by condensing the appropriate diamine with acetophenone and formaldehyde. The related 3-(.alpha.-hydroxybenzyl) compounds are prepared by reduction of the corresponding 3-benzoyl compounds.
    Type: Grant
    Filed: June 16, 1975
    Date of Patent: June 22, 1976
    Assignee: G. D. Searle & Co.
    Inventors: John W. Cusic, Charles R. Ellefson, Chi Min Woo
  • Patent number: 3965173
    Abstract: A process for preparing p-[5-chloro-2-methoxy-benzamidoethyl]-benzene sulfonamide consisting of treating 5-chlorosalicylic acid or its ester by methylating and aminolysis to form N-phenethyl-5-chloro-2-methoxybenzamide followed by chlorosulfonation and aminolysis.
    Type: Grant
    Filed: May 21, 1971
    Date of Patent: June 22, 1976
    Inventors: Francis L. Chubb, Lucien Eric