Patents Examined by C. S. Aulakh
  • Patent number: 6713507
    Abstract: The present invention relates to novel ether compounds, compositions comprising ether compounds, and methods useful for treating and preventing cardiovascular diseases, dyslipidemias, dysproteinemias, and glucose metabolism disorders comprising administering a composition comprising an ether compound. The compounds, compositions, and methods of the invention are also useful for treating and preventing Alzheimer's Disease, Syndrome X, peroxisome proliferator activated receptor-related disorders, septicemia, thrombotic disorders, obesity, pancreatitis, hypertension, renal disease, cancer, inflammation, and impotence. In certain embodiments, the compounds, compositions, and methods of the invention are useful in combination therapy with other therapeutics, such as hypocholesterolemic and hypoglycemic agents.
    Type: Grant
    Filed: October 11, 2001
    Date of Patent: March 30, 2004
    Assignee: Esperion Therapeutics, Inc.
    Inventors: Jean-Louis Henri Dasseux, Carmen Daniela Oniciu
  • Patent number: 6710042
    Abstract: Compounds of formula (I) are useful as human NK3 receptor antagonists.
    Type: Grant
    Filed: September 18, 2001
    Date of Patent: March 23, 2004
    Assignee: Sanofi-Synthelabo
    Inventors: Daniel Bichon, Xavier Edmonds-Alt, Patrick Gueule, Vincenzo Proietto, Didier Van Broeck
  • Patent number: 6689888
    Abstract: The present invention provides processes useful in the preparation of certain &bgr;3-adrenergic receptor agonists of the structural formula the pharmaceutically acceptable salts thereof, and the hydrates of said pharmaceutically acceptable salts, wherein HET is as described herein. The invention further provides intermediates useful in the preparation of such agonists, and processes useful in the production of such intermediates.
    Type: Grant
    Filed: February 20, 2003
    Date of Patent: February 10, 2004
    Assignee: Pfizer Inc.
    Inventors: Robert J. Chambers, Robert W. Dugger, Ming Kang, Yong Tao, John W. Wong
  • Patent number: 6686373
    Abstract: This invention provides a compound of the formula (I): or the pharmaceutically acceptable salts thereof wherein the dashed lines represent optional double bonds; C1, C2, C3 and C4 are carbon atom; R1 is C1-4 alkyl; R2 is H, amino, etc.; R3 is H, halo-CH2—, C2-8 alkyl or Q1-, wherein said C2-8 alkyl is optionally substituted with up to 3 substituents selected from halo, C1-3 alkyl, R4(R5)N, etc.; R4 is H, C1-7 alkyl, etc.; R5 is H, C1-7alkyl, etc.; R6 and R7 are independently selected from H and C1-4 alkyl; R8 is aryl or heteroaryl; Q1 is a 4-12 membered monocyclic or bicyclic aromatic, partially saturated or fully saturated ring optionally containing up to 4 heteroatoms selected from O, N and S, and is optionally substituted with halo, C1-4 alkyl, etc.; Y5, Y6, Y7 and Y8 are hydrogen; Y1, Y2, Y3 and Y4 are independently selected from hydrogen, halo, etc.
    Type: Grant
    Filed: July 9, 2002
    Date of Patent: February 3, 2004
    Assignee: Warner-Lambert Company LLC
    Inventors: Kiyoshi Kawamura, Sachiko Mihara, Seiji Nukui, Chikara Uchida
  • Patent number: 6680326
    Abstract: Novel polycyclic compounds of the formula [I], wherein R1, R2, R3, R4, R5, R6, R7, ring A, ring B, X, Y and Z are as defined herein and the pharmaceutically acceptable salts thereof. These compounds have antitumor activity and useful for the treatment of cancer.
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: January 20, 2004
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Tsunehisa Aoyama, Kenichi Kawasaki, Miyako Masubuchi, Tatsuo Ohtsuka, Kiyoaki Sakata
  • Patent number: 6670379
    Abstract: Compounds of formula (I) in free or salt form, where Ar1 is phenyl substituted by one or more halogen atoms, Ar2 is phenyl or naphthyl which is unsubstituted or substituted by one or more substituents selected from halogen, cyano, hydroxy, nitro, C1-C8-alkyl, C1-C8-haloalkyl, C1-C8-alkoxy or C1-C8-alkoxycarbonyl, R1 is hydrogen or C1-C8-alkyl optionally substituted by hydroxy, C1-C8-alkoxy, acyloxy, N(R2)R3, halogen, carboxy, C1-C8-alkoxycarbonyl, —CON(R4)R5 or by a monovalent cyclic organic group, R2 and R3 are each independently hydrogen or C1-C8-alkyl, or R2 is hydrogen and R3 is acyl or —SO2R6, or R2 and R3 together with the nitrogen atom to which they are attached denote a 5 or 6-membered heterocyclic group, R4 and R5 are each independently hydrogen or C1-C8-alkyl, or R4 and R5 together with the nitrogen atom to which they are attached denote a 5 or 6-membered heterocyclic group, R6 is C1-C8-alkyl, C1-C8-haloalkyl, or phenyl optionally substituted by C1-C8-alkyl, and n is 1,
    Type: Grant
    Filed: April 17, 2003
    Date of Patent: December 30, 2003
    Assignee: Novartis AG
    Inventors: Trevor John Howe, Gurdip Bhalay, Darren Mark Le Grand, Thomas Storz
  • Patent number: 6664263
    Abstract: The invention provides imidazoacridone compounds of general formula (1) which have cytotoxic and anti-tumor activity. The invention also provides methods of preparing the compounds, and methods of using the compounds for the treatment of cancer or other mammalian diseases characterized by undesirably high levels of cell proliferation. The compounds of the invention are also expected to have utility as research tools.
    Type: Grant
    Filed: March 3, 2003
    Date of Patent: December 16, 2003
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Wieslaw M. Cholody, Teresa Kosakowska-Cholody, Christopher J. Michejda
  • Patent number: 6649626
    Abstract: The invention concerns compounds of general formula (I) wherein: Z represents a sulphur or oxygen atom, NH, N-alkyl or Nboc; group R′, identical or different, represent each a hydrogen atom, a OCH3 group or a OCH2O group; group R″ represents a hydrogen or a CH3 group; group X represents a carbonyl, sulphonyl or CO2 group; and group R represents an alkyl, aryl, alkenyl or aralkyl group. The invention also concerns the preparation of said compounds, pharmaceutical compositions containing them and their use for stimulating &ggr;-amino-butyric acid activity and as medicine for treating nervous disorders.
    Type: Grant
    Filed: August 15, 2002
    Date of Patent: November 18, 2003
    Assignees: Centre National de la Recherche Scientifique (CNRS), Universite de Bern, Innovationsagentur GmbH
    Inventors: Robert Dodd, Rodolphe Razet, Pierre Jean-Paul Potier, Werner Sieghart, Frantisek Jursky, Roman Furtmuller, Erwin Sigel, Urs Thomet
  • Patent number: 6642247
    Abstract: The present invention relates to compounds of the general formula wherein R1 is C6-10-cycloalkyl, optionally substituted by lower alkyl or —C(O)O-lower alkyl; decahydro-naphthalen-1-yl; decahydro-naphthalen-2-yl; indan-1-yl or indan-2-yl, optionally substituted by lower alkyl; decahydro-azulen-2-yl; bicyclo[6.2.
    Type: Grant
    Filed: June 11, 1999
    Date of Patent: November 4, 2003
    Assignee: Hoffman-La Roche Inc.
    Inventors: Geo Adam, Andrea Cesura, François Jenck, Sabine Kolczewski, Stephan Röver, Jürgen Wichmann
  • Patent number: 6610747
    Abstract: A compound of general formula (I) wherein R1 and R2 are H, C1-C6alkyl or (CH2)d(C3-C6cycloalkyl) wherein d=0, 1, 2 or 3; or R1 and R2 together with the nitrogen to which they are attached form an azetidine ring; Z or Y is —SR3 and the other Z or Y is halogen or —R3; wherein R3 is C1-C4 alkyl optionally substituted with fluorine; except that R3 is not CF3; or Z and Y are linked so that, together with the interconnecting atoms, Z and Y form a fused 5 to 7-membered carbocyclic or heterocyclic ring, and wherein when Z and Y form a heterocyclic ring, in addition to carbon atoms, the linkage contains one or two heteroatoms independently selected from oxygen, sulfur and nitrogen; R4 and R5, which may be the same or different, are: A—X, wherein A=—CH═CH— or —(CH2)p— where p is 0, 1 or 2; X is hydrogen, F, Cl, Br, I, CONR6R7, SO2NR6R7, SO2NHC(═O)R6, OH, C1-4alkoxy, NR8SO2R9, NO2, NR6R11, CN, CO2R10, CHO, SR10, S(O)R9 or SO2R10; or a 5- or 6-membered het
    Type: Grant
    Filed: August 27, 2001
    Date of Patent: August 26, 2003
    Assignee: Pfizer Inc.
    Inventors: Mavis Diane Adam, Mark David Andrews, Mark Leonard Elliott, Geoffrey Edward Gymer, David Hepworth, Harry Ralph Howard, Jr., Donald Stuart Middleton, Alan Stobie
  • Patent number: 6608076
    Abstract: Polymeric conjugates of camptothecin derivatives having increased circulating half-lives are disclosed. In preferred aspects, the E ring lactone of the camptothecin derivative is opened and functionalized to allow attachment of a polymer such as PEG in the 17- or 20-position thereof. A representative example of such compounds is Methods of preparing and using the same are also disclosed.
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: August 19, 2003
    Assignee: Enzon, Inc.
    Inventors: Richard B. Greenwald, Hong Zhao
  • Patent number: 6593348
    Abstract: The present application relates to novel opioid receptor antagonists and agonists, methods of making these compounds, and methods of use thereof.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: July 15, 2003
    Assignee: Research Triangle Institute
    Inventors: Frank I. Carroll, James B. Thomas, S. Wayne Mascarella
  • Patent number: 6573273
    Abstract: Imidazoquinoline and tetrahydroimidazoquinoline compounds that contain urea, thiourea, acylurea, or sulfonylurea functionality at the 1-position are useful as immune response modifiers. The compounds and compositions of the invention can induce the biosynthesis of various cytokines and are useful in the treatment of a variety of conditions including viral diseases and neoplastic diseases.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: June 3, 2003
    Assignee: 3M Innovative Properties Company
    Inventors: Stephen L. Crooks, George W. Griesgraber, Kyle J. Lindstrom, Bryon A. Merrill, Michael J. Rice
  • Patent number: 6566522
    Abstract: The present invention provides a rhodamine dye for recording layer of the high density optical recording disc, which has a chemical structure as shown in (I): where X− represents an acid anion and R represents a benzoic acid group, benzene sulfonic acid group or benzoic ester group. The dye of the present invention is applicable to recording layer of the high density optical recording disc after prepared appropriately. The dye of the present invention is cost efficient and simple in synthesis and purification.
    Type: Grant
    Filed: July 29, 2002
    Date of Patent: May 20, 2003
    Assignee: Industrial Technology Research Institute
    Inventors: Song-Yeu Tsai, Tien-Tsan Hung, Shih-Peng Hsu, Hao-Hsien Chiang
  • Patent number: 6559161
    Abstract: The invention provides compounds of formula (I) wherein R1 represents a hydrogen atom, an alkyl group having from 1 to 6 carbon atoms, a hydroxy group, an alkoxy group having from 1 to 6 carbon atoms, a halogen atom, a nitro group, an amino group, a monoalkylamino group wherein the alkyl moiety has from 1 to 6 carbon atoms, a dialkylamino group wherein each alkyl moiety may be the same or different and each has from 1 to 6 carbon atoms, a dialkoxyamino group wherein each alkoxy moiety may be the same or different and each has from 1 to 6 carbon atoms, an alkanoyalmino group having from 1 to 20 carbon atoms or an alkanesulfonylamino group having from 1 to 6 carbon atoms; R2 represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms; and R3 represents a hydrogen atom, an alkyl group having from 1 to 6 carbon atoms or an alkoxy group having from 1 to 6 carbon atoms; and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: May 9, 2002
    Date of Patent: May 6, 2003
    Assignee: Universidad de Barcelona
    Inventors: Mercedes Alvarez, Lidia Feliu, Dolores Garcia Gravalos, Jose Luis Fernandez-Puentes
  • Patent number: 6548500
    Abstract: Conformationally constrained compounds which mimic the secondary structure of reverse-turn regions of biologically active peptides and proteins are disclosed. Such reverse-turn mimetics have utility in the treatment of cell adhesion-indicated diseases, such as multiple sclerosis, atherosclerosis, asthma and inflammatory bowel disease.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: April 15, 2003
    Assignee: Molecumetics Ltd.
    Inventors: Michael Kahn, Masakatsu Eguchi, Hwa-Ok Kim, Marcin Stasiak
  • Patent number: 6511989
    Abstract: One embodiment of the present invention relates to acylaminoalkyl-substituted benzenesulfonamide derivatives of the formula (I), in which A, R(1), R(2), X, Y, and Z have the meanings indicated in the specification, and to pharmaceutically tolerable salts thereof. The compounds of the invention are valuable pharmaceutically active compounds that have, for example, an inhibitory action on ATP-sensitive potassium channels in the cardiac muscle and/or in the vagal cardiac nerve and are suitable, for example, for the treatment of disorders of the cardiovascular system such as coronary heart disease, arrhythmias, cardiac insufficiency, cardiomyopathies, decreased contractility of the heart or vagal dysfunction of the heart, or for the prevention of sudden cardiac death. The invention furthermore relates to processes for the preparation of the compounds of the formula (I) and pharmaceutically tolerable salts thereof, their use, and pharmaceutical preparations comprising them.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: January 28, 2003
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Holger Heitsch, Heinrich Christian Englert
  • Patent number: 6509361
    Abstract: The present invention contemplates 1,5-diaryl-substituted pyrazole compounds that, inter alia, inhibit the activity of p38 MAP kinase. Also contemplated by the invention are processes for the preparation of the contemplated compounds and for the use of a contemplated compound in treating a mammalian host having a p38 kinase- or TNF-mediated disease.
    Type: Grant
    Filed: February 12, 2001
    Date of Patent: January 21, 2003
    Assignee: Pharmacia Corporation
    Inventors: Richard M. Weier, Joyce Z. Crich, Xiang Dong Xu, Paul W. Collins
  • Patent number: 6506773
    Abstract: Pharmacologically active compounds are provided as well as pharmaceutical compositions and methods for treating cancer; inflammation; an autoimmune, infectious or ocular disease; or age-related macular degeneration in a mammal.
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: January 14, 2003
    Assignee: Darwin Discovery Ltd.
    Inventors: Duncan Robert Hannah, Hazel Joan Dyke, Robert John Watson, John Fraser Keily, Andrew Douglas Baxter
  • Patent number: 6503922
    Abstract: Pharmaceutical compounds comprising bridged nicotine analogs of N-octylnicotinium iodide (NONI) having selective antagonist properties at &agr;3&bgr;2-containing nicotinic receptor subtypes, and compositions containing these compounds. The compounds and compositions are used to treat central nervous system pathologies.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: January 7, 2003
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter A. Crooks, Linda P. Dwoskin, Rui Xu, Vladimir P. Grinevich