Patents by Inventor Kouichi Uoto
Kouichi Uoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20220106324Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.Type: ApplicationFiled: April 19, 2021Publication date: April 7, 2022Inventors: Yuuichi SUGIMOTO, Kouichi UOTO, Takanori WAKABAYASHI, Masaki MIYAZAKI, Masaki SETOGUCHI, Toru TANIGUCHI, Keisuke YOSHIDA, Akitake YAMAGUCHI, Shoko YOSHIDA
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Publication number: 20170107207Abstract: The present invention is intended to provide a compound or a pharmacologically acceptable salt thereof which has an excellent inhibitory action on the ATPase activity of a TIP48/TIP49 complex and as such, is useful for the treatment of tumors. [Solution] The present invention provides a compound having a structure represented by the general formula (I) or a pharmacologically acceptable salt thereof, and a pharmaceutical composition comprising the compound. In the formula, R1, R2, R3, R4, R5, R6, R7, and W are as defined in the present specification.Type: ApplicationFiled: February 17, 2015Publication date: April 20, 2017Applicant: Daiichi Sankyo Company, LimitedInventors: Masayuki Ebisawa, Takashi Suzuki, Noriyasu Haginoya, Tomoaki Hamada, Takeshi Murata, Kouichi Uoto, Ryo Murakami, Takehiko Takata
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Publication number: 20140121196Abstract: A compound that inhibits interaction between, murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.Type: ApplicationFiled: November 14, 2013Publication date: May 1, 2014Applicant: Daiichi Sankyo Company, LimitedInventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
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Patent number: 8629133Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.Type: GrantFiled: March 9, 2012Date of Patent: January 14, 2014Assignee: Daiichi Sankyo Company, LimitedInventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
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Publication number: 20130165424Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.Type: ApplicationFiled: March 9, 2012Publication date: June 27, 2013Inventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
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Patent number: 8404691Abstract: There is provided compounds that inhibit interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity. Compounds include imidazothiazole derivatives that can inhibit interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity.Type: GrantFiled: July 15, 2011Date of Patent: March 26, 2013Assignee: Daiichi Sankyo Company, LimitedInventors: Kouichi Uoto, Yuuichi Sugimoto, Hiroyuki Naito, Masaki Miyazaki, Keisuke Yoshida, Masashi Aonuma
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Publication number: 20120264738Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.Type: ApplicationFiled: March 9, 2012Publication date: October 18, 2012Inventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
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Publication number: 20110312990Abstract: A compound represented by the general formula (1): -Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.Type: ApplicationFiled: December 13, 2010Publication date: December 22, 2011Applicant: DAIICHI SANKYO COMPANY, LIMITEDInventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20110301176Abstract: There is provided compounds that inhibit interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity. Compounds include imidazothiazole derivatives that can inhibit interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity.Type: ApplicationFiled: July 15, 2011Publication date: December 8, 2011Inventors: Kouichi Uoto, Yuuichi Sugimoto, Hiroyuki Naito, Masaki Miyazaki, Keisuke Yoshida, Masashi Aonuma
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Publication number: 20110077266Abstract: The present invention relates to diamine compounds which inhibit activated blood coagulation factor X and exhibit an anticoagulant effect and there uses for treating various diseases based on thromboembolism.Type: ApplicationFiled: May 21, 2010Publication date: March 31, 2011Applicant: DAIICHI SANKYO COMPANY, LIMITEDInventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20100099660Abstract: A method for treating cerebral infarction, cerebral embolism, myocardial infarction, angina pectoris, pulmonary infarction, pulmonary embolism, Buerger's disease, deep venous thrombosis, disseminated intravascular coagulation syndrome, thrombus formation after artificial valve or joint replacement, thrombus formation and reocclusion after angioplasty, multiple organ dysfunction syndrome (MODS), thrombus formation during extracorporeal circulation, or blood clotting upon blood drawing is provided.Type: ApplicationFiled: December 16, 2009Publication date: April 22, 2010Applicant: DAIICHI PHARMACEUTICAL CO., LTD.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20100093785Abstract: A compound represented by the general formula (1): -Q1-Q2-T0-N(R1)-Q3-(R2)T1Q4 ??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.Type: ApplicationFiled: December 30, 2008Publication date: April 15, 2010Applicant: DAIICHI PHARMACEUTICAL CO., LTD.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20090312310Abstract: There is provided a novel compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity. The present invention provides an imidazothiazole derivative represented by the following formula (1) having various substituents that inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity: wherein R1, R2, R3, R4, and R5 in the formula (1) each has the same meaning as defined in the specification.Type: ApplicationFiled: June 11, 2009Publication date: December 17, 2009Inventors: Haruko Kawato, Masaki Miyazaki, Yuuichi Sugimoto, Hiroyuki Naito, Tooru Okayama, Tsunehiko Soga, Kouichi Uoto
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Publication number: 20090270446Abstract: The present invention relates to diamine compounds which inhibit activated blood coagulation factor X and exhibit an anticoagulant effect and there uses for treating various diseases based on thromboembolism.Type: ApplicationFiled: March 6, 2009Publication date: October 29, 2009Applicant: DAIICHI PHARMACEUTICAL CO., LTD.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Patent number: 7576135Abstract: A compound represented by formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) [wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 represents the following group: (wherein Q5 is an alkylene group having 1 to 8 carbon atoms, or the like); and T0 and T1 are carbonyl groups or the like], a salt thereof, a solvate thereof, or an N-oxide thereof.Type: GrantFiled: December 25, 2003Date of Patent: August 18, 2009Assignee: Daiichi Pharmaceutical Co., Ltd.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20090186868Abstract: A compound represented by the general formula (1) [X1 and X2 represent hydrogen atom, a halogen atom, hydroxyl group and the like, R1 represents a phenyl group, R2 represents an alkyl group, an alkenyl group, or an alkoxy group, R3 represents hydrogen atom, a halogen atom, hydroxyl group, or an alkoxy group, R4 represents hydrogen atom, or an alkyl group, Z1 and Z2 represent hydrogen atom, a halogen atom, hydroxyl group and the like, Z3 represents cyano group, an alkyl group, an alkenyl group and the like, Z4 represents an alkyl group, an alkenyl group, an alkynyl group and the like, and represents a single bond or a double bond], which shows high antitumor effect against cancer cells including drug resistant cells.Type: ApplicationFiled: October 24, 2006Publication date: July 23, 2009Applicant: Daiichi Sankyo Company LimitedInventors: Kouichi Uoto, Yasuyuki Takeda, Atsunobu Sakamoto, Yoshihiro Takayanagi
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Patent number: 7342014Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.Type: GrantFiled: February 9, 2004Date of Patent: March 11, 2008Assignee: Daiichi Pharmaceutical Co., Ltd.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20080015215Abstract: A compound represented by the general formula (1): Q1-Q2-T0-N(R1)-Q3-N(R2)-T1-Q4??(1) wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 is a group in which Q5 is an alkylene group having 1 to 8 carbon atoms, or the like; and T0 and T1 are carbonyl groups or the like; a salt thereof, a solvate thereof, or an N-oxide thereof.Type: ApplicationFiled: September 6, 2007Publication date: January 17, 2008Applicant: DAIICHI PHARMACEUTICAL CO., LTD.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Tsutomu Nagata, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20060252837Abstract: A compound represented by formula (1): Q1-Q2-To-N(R1)-Q3-N(R2)-T1-Q4??(1) [wherein R1 and R2 are hydrogen atoms or the like; Q1 is a saturated or unsaturated, 5- or 6-membered cyclic hydrocarbon group which may be substituted, or the like; Q2 is a single bond or the like; Q3 represents the following group: (wherein Q5 is an alkylene group having 1 to 8 carbon atoms, or the like); and T0 and T1 are carbonyl groups or the like], a salt thereof, a solvate thereof, or an N-oxide thereof.Type: ApplicationFiled: December 25, 2003Publication date: November 9, 2006Applicant: Daiichi Pharmaceutical Co., Ltd.Inventors: Toshiharu Ohta, Satoshi Komoriya, Toshiharu Yoshino, Kouichi Uoto, Yumi Nakamoto, Hiroyuki Naito, Akiyoshi Mochizuki, Hideyuki Kanno, Noriyasu Haginoya, Kenji Yoshikawa, Masatoshi Nagamochi, Syozo Kobayashi, Makoto Ono
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Publication number: 20060189591Abstract: The present invention relates to a compound represented by formula (I): a salt of the compound, or a solvate of the compound or the salt; a drug containing any of the compounds, the salts, and the solvates; a preventive and/or therapeutic agent for an ischemic disease containing any of the compounds, the salts, and the solvates; and a platelet coagulation inhibitor containing any of the compounds, the salts, and the solvates. The compound of the present invention is useful as a strong platelet coagulation inhibitor without inhibiting COX-1 or COX-2.Type: ApplicationFiled: April 20, 2004Publication date: August 24, 2006Applicant: DAIICHI PHARMACEUTICAL CO., LTD.Inventors: Toru Okayama, Kouichi Uoto, Takashi Ishiyama, Naoaki Kanaya, Youichi Kimura, Hiroaki Ishihara, Toshiyuki Watanabe, Kunihiko Fujii