Patents Examined by John M. Ford
  • Patent number: 6476030
    Abstract: Compounds according to Formula (I): or a salt or prodrug thereof, have good affinity as ligands for the alpha2 and/or alpha3 subunit of the human GABAA receptor and are useful for treatment of disorders of the central nervous system, including anxiety and convulsions.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: November 5, 2002
    Assignee: Merck Sharp & Dohme Ltd.
    Inventors: William Robert Carling, Andrew Mitchinson, Kevin William Moore, Michael Geoffrey Russell, Gayle Scott, Leslie Joseph Street
  • Patent number: 6472416
    Abstract: The present invention encompasses novel sulfonylphenylpyrazole compounds useful in the treatment of cyclooxygenase-2 mediated diseases.
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: October 29, 2002
    Assignee: Abbott Laboratories
    Inventors: Teodozyj Kolasa, Meena V. Patel
  • Patent number: 6469164
    Abstract: The present invention is concerned with novel processes for the preparation of (2R, 2-alpha-R)-4-benzyl-2-[1-[3,5-bis(trifluoromethyl)phenyl]ethoxy-1,4-oxazin-3-one. This compound is useful as an intermediate in the synthesis of compounds which possess pharmacological activity.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: October 22, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Karel M. Jos Brands, Joseph F. Payack, Philip J. Pye
  • Patent number: 6469165
    Abstract: Polyaminotriazines represented by formula (I) can be prepared by conducting a reduction alkylamination of a tetramethylpiperidone with a diamine represented by formula (IIb), NH2—R—NH2, in the presence of a hydrogenating catalyst, removing the catalyst upon completion of the reaction to obtain an unrefined crude product (A); and, conducting a polycondensation reaction of the unrefined crude product (A) and a dichlorotriazine in an aromatic solvent and in the presence of an inorganic base.
    Type: Grant
    Filed: December 27, 1994
    Date of Patent: October 22, 2002
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Kenji Kimura, Shinya Tanaka, Manji Sasaki
  • Patent number: 6469168
    Abstract: Piperazinylalkylthiopyrimidine derivatives of formula (I), a process for preparing them, and pharmaceutical compositions containing them as active substances. The compounds are useful for the treatment of central nervous system disorders, especially anxiety.
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: October 22, 2002
    Assignee: EGIS Gyógyszergyár Rt.
    Inventors: Ildikó Rátzné Simonek, Dániel Bózsing, Gábor Németh, Gyula Simig, László Poszávácz, Iván Jakóczi, Gyórgy Lévay, István Gacsályi, Károly Tihanyi, János Wellmann, András Egyed
  • Patent number: 6468995
    Abstract: A compound of the formula: wherein R1 is amino or protected amino; R2 is hydrogen, lower alkyl or hydroxy protective group; R3 is carboxy or protected carboxy; R4 is an unsubstituted 5, 6 or 7-membered heteromonocyclic group containing two nitrogen atoms as heteroatoms, and which optionally further contains one oxygen or sulfur atom; or R4 is said 5, 6 or 7-membered heteromonocyclic group substituted by 1 to 4 groups selected from the group consisting of lower alkyl, lower alkoxy, lower alkylthio, lower alkylamino, cyclo(lower)alkyl, cyclo(lower)alkenyl, halogen, amino, protected amino, protected hydroxy, cyano, nitro, carboxy, hydroxy(lower)alkyl, amino(lower)alkyl, and carbamoyloxy; and n is 1 or 2.
    Type: Grant
    Filed: December 30, 1996
    Date of Patent: October 22, 2002
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Kohji Kawabata, Takeshi Terasawa, Ayako Ohki, Fumiyuki Shirai, Hirofumi Yamamoto
  • Patent number: 6465395
    Abstract: The present invention provides thiochroman- and dihydrobenzothiophene-substituted methylene compounds of formula I. Further provided are compositions and methods utilizing said formula I compounds for the control of undesirable plant species.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: October 15, 2002
    Assignees: BASF Aktiengesellschaft, Idemitsu Kosan Company, Ltd.
    Inventors: Stephen S. Szucs, Kun-Jian Gu
  • Patent number: 6465476
    Abstract: The present invention pertains to the field of medicine and more precisely relates to a novel immuno-modulator of the following formula which exhibits anti-microbial and anti-mycobacterial activities. This modulator is produced by reacting equimolecular amount of 6-methyluracyl-5-sulphochloride and isoniazide in acetonitrile at a high temperature. The preparation is practically not toxic (LD50 in severe conditions exceeding 7000 mg/kg) and can be used according to a given clinical tests for expressing the immuno-modulating and anti-mycobacterial activity. This preparation can be used for correcting various immuno-deficiencies including in HIV-infected patients as well as for treating mycobacterioses such as leprosy, tuberculosis, etc. This preparation can be administrated internally or parenterally.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: October 15, 2002
    Inventors: Nikolai Mikhailovich Goloschapov, Elena Nikolaevna Goloschapova, Tamara Petrovna Filipskikh, Elena Andreevna Michurina, Ljubov Elizarovna Kostjuk, Rakhim Musaevich Khaitov, Galina Ivanovna Tsyvkina, Vladimir Kuzmich Grishin, Nikolai Alexandrovich Stukalov
  • Patent number: 6458950
    Abstract: A compound shown by the formula II, wherein Het is a mono- or polycyclic heterocyclic group comprising one or more hetero atoms selected from the group consisting of N, O and S which may be the same or different from each other; R1 is hydrogen, an optionally substituted lower alkyl or an optionally substituted lower alkenyl; A is an optionally substituted lower alkylene, an optionally substituted lower alkenylene or a single bond; B is an optionally substituted imino or a single bond; or A and B taken together may form a single bond; and D is a single bond or a group of the formula (a):
    Type: Grant
    Filed: August 3, 2000
    Date of Patent: October 1, 2002
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yasuhiro Nishitani, Koji Ishikura
  • Patent number: 6458748
    Abstract: The present invention provides a novel compound which is effective for the removal of a wide variety of weeds including difficult-to-control weeds emerging in paddy field and which is safe to mammals; a process for production thereof; a herbicide containing the compound as an active ingredient; and novel raw material compounds used in said process. The present invention relates to a di- or trifluoromethanesulfonyl anilide derivative represented by the following general formula: (wherein R1 is a hydrogen atom, an alkyl group or an alkoxyalkyl group; and R2 is a hydrogen atom when R1 is a hydrogen atom or an alkyl group, and is a hydrogen atom or a fluorine atom when R1 is an alkoxyalkyl group), or a salt thereof, both of said derivative and said salt having a herbicidal activity.
    Type: Grant
    Filed: January 22, 2001
    Date of Patent: October 1, 2002
    Assignees: Ihara Chemical Industry Co., Ltd., Kumiai Chemical Industry Co., Ltd.
    Inventors: Takumi Yoshimura, Masao Nakatani, Masatoshi Tamaru, Takeshi Danjo, Yukimasa Ono, Katsutada Yanagisawa
  • Patent number: 6455697
    Abstract: The invention relates to novel substituted phenyluracils of the general formula (I) in which R1, R2, R3, R4, R5 and R6 are each as defined in the description, to processes for their preparation, to novel intermediates and to their use as herbicides.
    Type: Grant
    Filed: January 16, 2001
    Date of Patent: September 24, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Mark Wilhelm Drewes, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6455566
    Abstract: Antiatherosclerotic agents are provided which are represented by Formulas I or II: wherein R is  wherein R9, R10, R11, R12, R13, and R14 are each, independently, hydrogen or a lower alkyl of 1-6 carbon atoms; R6, and R7 are each, independently, hydrogen, lower alkyl of 1-6 carbon atoms, or CH2COOR8, where R8 is a lower alkyl of 1-6 carbon atoms; and X is O or S; R1 is hydrogen or a lower alkyl of 1-6 carbon atoms; R2, R3, and R4 are each, independently, hydrogen or halogen; and R5 is a lower alkyl of 1-6 carbon atoms; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: September 2, 1998
    Date of Patent: September 24, 2002
    Assignee: Wyeth
    Inventors: Robert J. Steffan, Amedeo A. Failli
  • Patent number: 6451738
    Abstract: The invention relates to novel substituted thienyl(amino)sulphonyl(thio)ureas of the formula (I) in which A represents nitrogen or a CH grouping, E represents a single bond or an NH grouping, Q represents oxygen or sulphur, R1 and R2 independently of one another represent hydrogen, halogen or in each case optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy, aryloxy or heterocyclyloxy, R3 represents hydrogen or optionally substituted alkyl, R4 and R5 independently of one another each represent cyano, halogen or represent in each case optionally substituted alkyl, alkoxy, alkenyl, alkenyloxy, alkinyl or alkinyloxy, and R6 represents hydrogen, cyano, halogen or represents in each case optionally substituted alkyl, alkoxy, alkenyl, alkenyloxy, alkinyl or alkinyloxy, and to salts of compounds of the formula (I), to processes for preparing the novel compounds and to their use as herbicides.
    Type: Grant
    Filed: August 9, 2001
    Date of Patent: September 17, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Johannes Rudolf Jansen, Klaus-Helmut Müller, Ulrich Philipp, Markus Dollinger
  • Patent number: 6451737
    Abstract: The invention related to novel substituted arylsulphonyl(thio)ureas wherein: A is nitrogen or a CH grouping, Q is oxygen or sulphur, R1 is hydrogen, halogen or optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy or heterocyclyloxy, R2 is hydrogen, halogen or optionally substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, cycloalkyl, cycloalkyloxy or heterocyclyloxy, R3 is hydrogen or optionally substituted alkyl, R4 is optionally substituted alkyl, alkoxy, alkenyl, alkinyl, alkenyloxy, alkinyloxy, cycloalkyl, cycloalkyloxy or cycloalkylalkyl, and R5 is hydrogen, formyl or optionally substituted alkyl, alkylcarbonyl, alkoxycarbonyl, alkylsulphonyl, alkenyl, alkinyl, cycloalkyl, cycloalkylcarbonyl, cycloalkylsulphonyl or heterocyclyl, and salts of compounds of the formula (I), except for the compound N-(4,6-dimethyl-pyrimidin-2-yl)-N′-[2-(1,1,2,2-tetrafluoro-ethoxy)-6-methyl-phenylsulphonyl]-urea.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: September 17, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Müller, Mark Wilhelm Drewes, Johannes Rudolf Jansen, Ulrich Philipp, Hans-Jochem Riebel, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6452006
    Abstract: The invention relates to a process for the preparation of 5-(1-methylethyl)-6 -(phenylmethyl)pyrimidine-2,4(1H,3H)-dione.
    Type: Grant
    Filed: May 7, 2001
    Date of Patent: September 17, 2002
    Assignee: Sylachim
    Inventors: Guy Adrian, François Lecoutteux, Sylviane Mignonac
  • Patent number: 6448403
    Abstract: A compound of formula (VI) A process for the preparation of a compound of formula (VI): comprising: reacting a compound of formula (III): with an amine of formula R3NH2.
    Type: Grant
    Filed: July 31, 1996
    Date of Patent: September 10, 2002
    Assignee: SmithKline Beecham Corporation
    Inventors: Susan Mary Daluge, Michael Tolar Martin
  • Patent number: 6448203
    Abstract: The invention relates to novel substituted aryluracils of the formula (I): to processes for their preparation and to their use as crop protection agents.
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: September 10, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Markus Dollinger, Christoph Erdelen
  • Patent number: 6444680
    Abstract: Amine salts of 3-(2-methyl-pyrimidin-5-yl)-9-(5,6,7,8-tetrahydro-[1,8]-naphthyridin-2-yl)-nonanoic acid are potent antagonists of the integrin &agr;v&bgr;3 receptor and are useful for the prevention and/or treatment of osteoporosis and vascular restenosis, as well as conditions associated with excessive angiogenesis, such as macular degeneration, diabetic retinopathy, atherosclerosis, inflammatory arthritis, cancer, and metastatic tumor growth. The invention also relates to a process for the preparation of the novel salts as well as pharmaceutical compositions containing the salts and methods of using the salts. Also disclosed are 3(R)- and 3(S)-(2-methylpyrimidin-5-yl)-9-(5,6,7,8-tetrahydro-[1,8]naphthyridin-2-yl)-nonanoic acid in the form of a zwitterion trihydrate.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: September 3, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Guy R. Humphrey, Marjorie See Waters, Wei Xu
  • Patent number: 6444616
    Abstract: The invention relates to novel substituted p-trifluoromethylphenyluracils of the general formula (I) in which R1, R2, R3, R4 and R5 are each as defined in the description, to a process for their preparation and to their use as herbicides.
    Type: Grant
    Filed: August 1, 2000
    Date of Patent: September 3, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark-Wilhelm Drewes, Roland Andree, Markus Dollinger
  • Patent number: 6444656
    Abstract: The present invention relates to a novel nucleotide analogue having the general formula (I) and pharmaceutically acceptable salts, esters, or salt of such esters: wherein n, X, Q U R1′, R1, Z and R2 are defined here within. The compounds object of the present invention may be a single enantiomers or as mixtures of said enantiomers, the compounds may have a &agr;D, &agr;-L, &bgr;-D, &bgr;-L, R or S configuration at each chiral center or mixtures thereof. This invention also relates to pharmaceutical compositions containing them, alone or in combination with other therapeutic agents, and their use as antiviral agents, particularly against HIV and/or HBV infections in mammals.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: September 3, 2002
    Assignee: BioChem Pharma, Inc.
    Inventors: Nghe Nguyen-Ba, Rabindra Rej