Patents Examined by Jospeh K. McKane
  • Patent number: 7183286
    Abstract: The present invention relates to novel compounds and methods that are useful in treating members of the Flaviviridae family of viruses. Compounds of the present invention will have a structure according to Formulas (I)–(VI) as recited throughout the application.
    Type: Grant
    Filed: March 9, 2004
    Date of Patent: February 27, 2007
    Assignees: The University of North Carolina at Chapel Hill, Auburn University, Georgia State University Research Foundation, Inc.
    Inventors: Christine C. Dykstra, Maurice Daniel Givens, David A. Stringfellow, Kenny Brock, David W. Boykin, Arvid Kumar, W. David Wilson, Richard R. Tidwell, Chad F. Stephens
  • Patent number: 7109219
    Abstract: A compound represented by the general formula: wherein X1 represents a nitrogen atom or a group represented by the formula —CR10?; X2 represents a nitrogen atom or a group represented by the formula —CR11?; Y represents an oxygen atom or the like; R1 represents a C1-6 alkoxy group, an optionally substituted C6-10 aryloxy group, a group represented by the formula —NR12aR12b or the like; R2 represents a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like; R3, R4, R5, R6, R7, R8, R10 and R11 each independently represent a hydrogen atom, a halogen atom, an optionally substituted C1-6 alkyl group, or the like; R9 represents a group represented by the formula —NR12aR12b or the like; and R12a and R12b each independently represent a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, a salt thereof, or a hydrate of the foregoing.
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: September 19, 2006
    Assignee: Eisai Co., Ltd.
    Inventors: Akihiko Tsuruoka, Tomohiro Matsushima, Masayuki Matsukura, Kazuki Miyazaki, Keiko Takahashi, Junichi Kamata, Yoshio Fukuda
  • Patent number: 6800778
    Abstract: The present invention provides a method of producing an optically active form of a compound represented by the formula (I) having a steroid C17,20-lyase inhibitory activity and is useful as an agent for the prophylaxis or treatment of prostatism, tumor such as breast cancer, and the like or a salt thereof, which method includes reacting a mixture of optically active compounds of a naphthalene derivative represented by the formula: wherein R is a nitrogen-containing heterocyclic group, R1 is a hydrogen atom, a hydrocarbon group or an aromatic heteromonocyclic group, R2 is a hydrogen atom or a lower alkyl group, * shows the position of an asymmetric carbon, R3, R4, R5, R6, R7, R8 and R9 are each independently a hydrogen atom, a hydrocarbon group, a hydroxy group, a thiol group, an amino group, a carbamoyl group, an acyl group or a halogen atom, and R7 is bonded with R6 or R8 to form, together with a carbon atom on a naphthalene ring, a 5 or 6-membered ring containing an oxygen atom, with an op
    Type: Grant
    Filed: April 22, 2002
    Date of Patent: October 5, 2004
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Isao Aoki, Mari Adachi, Mitsuru Kawada, Toru Yamano, Naohiro Taya
  • Patent number: 6541423
    Abstract: The invention relates to pyrazolyl derivatives of benzo-condensated, unsaturated 5-membered nitrogen heterocycles of the general formula (I), wherein X represents N or a group C—R3; Y is O, S, SO, SO2 or NR4 or X—Y is S═N, and wherein X means sulfur, and the variables R1, R2 and Pz have the meanings indicated in claim 1. The invention, further relates to a method of producing said compounds, to agents that contain them and to their use as herbicidal agents.
    Type: Grant
    Filed: November 1, 2001
    Date of Patent: April 1, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Guido Mayer, Ernst Baumann, Wolfgang von Deyn, Steffen Kudis, Klaus Langemann, Ulf Misslitz, Ulf Neidlein, Matthias Witschel, Michael Rack, Thorsten Volk, Martina Otten, Karl-Otto Westphalen, Helmut Walter
  • Patent number: 5194440
    Abstract: A class of substituted cyclic sulphamide derivatives are selective agonists of 5-HT.sub.1 -like receptors and are therefore useful in the treatment of clinical conditions, in particular migraine and associated disorders, for which a selective agonist of these receptors is indicated.
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: March 16, 1993
    Assignee: Merck Sharp & Dohme Ltd.
    Inventor: Jose L. C. Pineiro