Patents Assigned to Takeda Chemical
  • Patent number: 6680312
    Abstract: The present invention is to provide a compound or a salt thereof represented by the formula: wherein R1 is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group, the ring A is an optionally substituted divalent nitrogen-containing heterocyclic group, X′ is an optionally substituted alkylene chain, Y is an optionally substituted divalent cyclic group, X is a chemical bond or an optionally substituted alkylene chain, and Z is (1) an optionally substituted amino group, (2) an optionally substituted imidoyl group or (3) an optionally substituted nitrogen-containing heterocyclic group, or a pro-drug thereof, which has activated coagulation factor X inhibitory activity and which are useful as anti-coagulants.
    Type: Grant
    Filed: April 24, 2002
    Date of Patent: January 20, 2004
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Hiroyuki Tawada, Fumio Itoh, Hiroshi Banno, Zen-ichi Terashita
  • Patent number: 6680189
    Abstract: The present invention relates to a novel protein belonging to an ADAM family, a partial peptide thereof or a salt thereof, a DNA encoding the protein, a recombinant vector comprising the DNA, a transformant, a method for producing the protein, a medicine comprising the protein or the DNA, an antibody against the protein, a method/kit for screening for a compound or a salt thereof which promotes or inhibits the protease activity or the extracellular metric degrading enzyme activity (preferably, the peptidoglycan degrading enzyme activity) of the protein, a compound obtained by the screening, and a medicine comprising the compound. The present protein and a DNA encoding it can be used, for example, as an agent for treating or preventing various diseases such as disc herniation, ischialgia, glomerular nephritis, diabetic nephropathy, hepatic fibrosis, pulmonary fibrosis or osteopetrosis. In addition, the present antibody can be used for quantitating the present protein in a test solution.
    Type: Grant
    Filed: May 10, 2001
    Date of Patent: January 20, 2004
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Koji Yoshimura, Yuichi Hikichi, Atsushi Nishimura
  • Patent number: 6677363
    Abstract: An agent for improving ketosis which comprises an insulin sensitizer, which has an excellent action and low toxicity.
    Type: Grant
    Filed: September 26, 2001
    Date of Patent: January 13, 2004
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Hiroyuki Odaka, Masami Suzuki
  • Patent number: 6667416
    Abstract: To provide a method for producing polyester polyol that can provide a simple process to produce extensively improved production efficiencies and also produce the polyester polyol of stable in quality, an apparatus for producing the polyester polyol produced by the method, a polyester polyol produced by the method, and a polyurethane foam obtained by use of the polyester polyol produced by the method, polyethylene terephthalate and raw polyol are allowed to react in a reaction vessel to produce polyester polyol and also ethylene glycol which is a by-product of the reaction is distilled off and the distillate is modified in a modifying vessel so that it can have a predetermined hydroxyl value and then is fed to the reaction vessel again as the raw glycol, to thereby produce the polyester polyol.
    Type: Grant
    Filed: July 26, 2001
    Date of Patent: December 23, 2003
    Assignee: Mitsui Takeda Chemicals, Inc.
    Inventors: Kouichi Murayama, Katsumi Inaoka, Takashi Kumaki
  • Patent number: 6664276
    Abstract: A novel crystal of (R)-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole or a salt thereof of the present invention is useful for an excellent antiulcer agent.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: December 16, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Akira Fujishima, Isao Aoki, Keiji Kamiyama
  • Patent number: 6663883
    Abstract: This invention provides a matrix adhering to the nasal mucosa which allows improved transfer into the brain of a drug exerting its effect in the brain and is capable of continuously supplying the drug into the brain. This matrix contains a polyglycerol fatty acid ester, the drug exerting its effect in the brain, and a viscogenic substance.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: December 16, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Yoko Akiyama, Naoki Nagahara, Hiroto Bando
  • Patent number: 6660236
    Abstract: Apparatus for decomposing a polyurethane resin and recovering the decomposed polyurethane resin as a polyamine compound and a polyol compound. The apparatus includes a first reactor that decomposes the polyurethane resin as the target compound of hydrolysis decomposition; a second reactor that hydrolyzes the decomposed target compound of decomposition with either one of supercritical water and high-temperature high-pressure water to a decomposition product mixture; a water supplier that feeds either one of supercritical water and high-temperature high-pressure water to the second reactor; and a post-processor that causes the decomposition product mixture discharged from the second reactor to be subjected to a post treatment procedure, such as dehydration, addition, distillation, separation, and liquid separation to recover the polyamine compound and the polyol compound.
    Type: Grant
    Filed: October 1, 1999
    Date of Patent: December 9, 2003
    Assignees: Takeda Chemical Industries, Ltd., Kabushiki Kaisha Kobe Seiko Sho
    Inventors: Katsuhisa Kodama, Kouichi Murayama, Takashi Kumaki, Fumihiko Kasuya, Yoshiyuki Nagase, Masaaki Nakata, Satoshi Nishida
  • Patent number: 6653476
    Abstract: The present invention provides thienopyridine derivatives, which are useful as anti-inflammatory drugs, particularly as remedies for arthritis; processes for producing them, and pharmaceutical compositions containing them. The thienopyridine derivatives are represented by the formula (I): wherein G is a halogen atom, hydroxyl group, an optionally substituted amino group, etc.; alk is an optionally substituted lower alkylene group; X is O, S, —(CH2)q—, etc.; R is an optionally substituted amino group, etc.; ring B is an optionally substituted Y-containing 5- to 8-membered ring whose ring constituent atoms contain no nitrogen atom; Y is O, S, a group of (wherein Ra, Rb and Rc are the same or different and, each is H, a halogen atom, an optionally substituted hydrocarbon group, etc.), etc.; and ring A may be substituted.
    Type: Grant
    Filed: August 22, 2002
    Date of Patent: November 25, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Tsuneo Yasuma, Atsuo Baba, Haruhiko Makino, Isao Aoki, Toshiaki Nagata
  • Patent number: 6649643
    Abstract: Imidazol-4-ylmethanols and their uses for preventing and treating primary tumors, metastasis and recurrence of tumors, various symptoms accompanying tumors, prostatic hypertrophy, virilism, hirsutism, male pattern alopecia, precocious puberty, endometriosis, uterine myoma, mastopathy and polycystic ovary syndrome are disclosed.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: November 18, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Akihiro Tasaka, Akio Ojida, Tomohiro Kaku, Masami Kusaka, Masuo Yamaoka
  • Publication number: 20030211155
    Abstract: The pharmaceutical composition of the invention, which comprises a benzimidazole compound of the formula 1
    Type: Application
    Filed: January 3, 2003
    Publication date: November 13, 2003
    Applicant: TAKEDA CHEMICAL INDUSTRIES, LTD.
    Inventors: Tadashi Makino, Tetsuro Tabata, Shin-Ichiro Hirai
  • Patent number: 6641827
    Abstract: An insecticide application to termites is obtained comprising at least one member selected from a plant, an extract of the plant, and an ooze (or exudate) of the plant, wherein the plant belongs to at least one genus selected from the group consisting of the genus Geranium, the genus Morus, the genus Artemisia, the genus Diospyros, the genus Crataegus, the genus Curcuma, the genus Rubia, the genus Polygonum, the genus Gardenia, the genus Cornus, the genus Uncaria, the genus Rheum, the genus Terminalia and the genus Saussurea. The extract may be a substance extracted with at least one member selected from the group consisting of water and a hydrophilic solvent. The insecticide exhibits high insecticidal and insect-controlling activity against insects (e.g., sanitarily injurious insects, insects injurious to houses and particularly to timber such as termites), being highly safe to human beings and animals and not adversely affecting the environment.
    Type: Grant
    Filed: August 20, 1999
    Date of Patent: November 4, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shinji Yoshida, Akira Igarashi
  • Patent number: 6635445
    Abstract: Disclosed are (1) a human luteinizing hormone-human chorionic gonadotropin receptor protein, (2) a DNA comprising a CDNA segment coding for a human luteinizing hormone-human chorionic gonadotropin receptor protein, SEQ ID NO:2 (3) a transformant carrying a DNA comprising a cDNA segment SEQ ID NO:1 coding for a human luteinizing hormone-human chorionic gonadotropin receptor protein, and (4) a method for preparing a human luteinizing hormone-human chorionic gonadotropin receptor protein which comprises cultivating the transformant described in (3), accumulating a protein SEQ ID NO:2 in a culture broth, and collecting the same, whereby the structure and properties of the receptor protein are made clear and the mass production thereof by recombinant technology is pioneered.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: October 21, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Masao Igarashi, Takashi Minegishi, Kazuto Nakamura
  • Patent number: 6632627
    Abstract: This invention relates to glutamine:fructose-6-phosphate amidotransferase, or its partial peptide or a salt thereof; a DNA coding for the protein; a recombinant vector; a transformant; a method for producing the protein; a pharmaceutical composition comprising the protein, its partial peptide or a salt thereof; and an antibody against the protein or its partial peptide. The protein, its partial peptide or a salt thereof, and the DNA are useful for a prophylactic or therapeutic agent for hypoglycemia. The antibody can be used in the assay of the protein, its partial peptide or a salt thereof. The protein, its partial peptide or a salt thereof is useful as a reagent for the screening for candidate medical compounds.
    Type: Grant
    Filed: January 29, 2001
    Date of Patent: October 14, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Kazunori Nishi, Yukiko Hikichi, Yasushi Shintani
  • Patent number: 6632807
    Abstract: This invention relates to an optically active benzothiepin derivative represented by the formula: wherein R represents a lower alkyl group; R1 and R2 independently represent a lower alkyl group, or may bind together to form a ring, which exhibits excellent osteogenesis-promoting action and is useful as a prophylactic or therapeutic drug for bone diseases.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: October 14, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Takashi Sohda, Shigehisa Taketomi, Tsuneo Oda
  • Patent number: 6630517
    Abstract: A process for hydrolyzing and recycling polyurethanes as target compounds to be hydrolyzed into raw materials or derivatives thereof for the target compounds, comprising bringing pressurized water in a liquid state at a temperature of 190 to 370° C. into contact with the target compounds in a reactor to hydrolyze the target compound; followed by post-processings, such as dewatering, addition, distillation, separation, and liquid separation for a hydrolyzed reaction product discharged from the reactor.
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: October 7, 2003
    Assignees: Kabushiki Kaisha Kobe Seiko Sho, Takeda Chemical Industries, Ltd.
    Inventors: Satoshi Nishida, Osamu Kato, Yoshiyuki Nagase, Ryuichi Fukuzato, Masahiro Yamagata, Katsuhisa Kodama, Terukazu Matsuda, Shigetoshi Suzuki, Takao Naito
  • Patent number: 6627630
    Abstract: A condensed pyridazine derivative which is useful as a pharmaceutical composition for preventing or treating allergic skin diseases such as contact dermatitis, pruritus, dried dermatitis, acute urticaria and prurigo.
    Type: Grant
    Filed: April 18, 2001
    Date of Patent: September 30, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Yasuhiko Kawano, Hideaki Nagaya, Michiyo Gyoten, Yukio Hara, Motoki Ikeuchi
  • Patent number: 6627651
    Abstract: Compounds of general formula (1) R1—X1—W—X2—Z1—Z2—R2 or salts thereof, exhibiting preventive and therapeutic effects against HIV infectious diseases wherein R1 is an optionally substituted five- or six-membered ring group; X1 is a free valency or the like; W is a divalent group represented by, e. g., general formula (2) (wherein A and B are each an optionally substituted five- to seven-membered ring; E1 and E4 are each optionally substituted carbon or the like; E2 and E3 are each oxygen or the like; and a and b are each a single bond or a double bond); X2 is a divalent group constituting a straight chain moiety; Z1 is a divalent cyclic group or the like; Z2 is a free valency or the like; and R2 is optionally substituted amino or the like.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: September 30, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Mitsuru Shiraishi, Masanori Baba, Masaki Seto, Naoyuki Kanzaki, Osamu Nishimura
  • Patent number: 6620825
    Abstract: A pharmaceutical composition for antagonizing adenosine at adenosine A3 receptors which comprises a 1,3-azole compound substituted on the 4- or 5-position, or both, by a pyridyl which may be substituted is provided and can be used as a prophylactic and therapeutic agent for asthma, allergosis, inflammation, and so on.
    Type: Grant
    Filed: June 3, 2002
    Date of Patent: September 16, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shigenori Ohkawa, Hiroyuki Kimura, Naoyuki Kanzaki
  • Patent number: 6613761
    Abstract: This invention provides new benzoxazepine compounds represented by the formula: [wherein R stands for a lower alkyl group optionally substituted with a hydroxyl group, X stands for an optionally substituted carbamoyl group or an optionally substituted heterocyclic group having a deprotonatable hydrogen atom, R1 stands for a lower alkyl group and W stands for a halogen atom] having activities of lowering cholesterol-level and lowering trigluceride-level, and being useful for prophylaxis and therapy of hyperlipidemia.
    Type: Grant
    Filed: June 6, 2000
    Date of Patent: September 2, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Hidefumi Yukimasa, Yasuo Sugiyama, Ryuichi Tozawa
  • Patent number: 6613805
    Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: September 2, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana