Patents by Inventor Keisuke Tonogaki
Keisuke Tonogaki 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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Patent number: 10093670Abstract: Disclosed is a compound which is useful as an AMPK activator. A compound represented by formula: or a pharmaceutically acceptable salt thereof, wherein R4 is hydrogen, or substituted or unsubstituted alkyl, R1, R2 and R3 are each independently hydrogen, halogen, hydroxy, cyano, nitro, carboxy, substituted or unsubstituted alkyl or the like, with the proviso that R1, R2 and R3 are not simultaneously hydrogen, X is a single bond, —S—, —O—, —NR5—, —C(?O)— or the like, R5 is hydrogen, or substituted or unsubstituted alkyl, Y is substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, substituted or unsubstituted heterocyclyl or the like.Type: GrantFiled: December 27, 2016Date of Patent: October 9, 2018Assignee: SHIONOGI & CO., LTD.Inventors: Eiichi Kojima, Keisuke Tonogaki, Nobuyuki Tanaka, Manabu Katou, Akira Ino, Masafumi Iwatsu, Masahiko Fujioka, Yu Hinata, Naoki Ohyabu
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Publication number: 20170107219Abstract: Disclosed is a compound which is useful as an AMPK activator. A compound represented by formula: or a pharmaceutically acceptable salt thereof, wherein R4 is hydrogen, or substituted or unsubstituted alkyl, R1, R2 and R3 are each independently hydrogen, halogen, hydroxy, cyano, nitro, carboxy, substituted or unsubstituted alkyl or the like, with the proviso that R1, R2 and R3 are not simultaneously hydrogen, X is a single bond, —S—, —O—, —NR5—, —C(?O)— or the like, R5 is hydrogen, or substituted or unsubstituted alkyl, Y is substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, substituted or unsubstituted heterocyclyl or the like.Type: ApplicationFiled: December 27, 2016Publication date: April 20, 2017Applicant: Shionogi & Co., Ltd.Inventors: Eiichi KOJIMA, Keisuke Tonogaki, Nobuyuki Tanaka, Manabu Katou, Akira Ino, Masafumi Iwatsu, Masahiko Fujioka, Yu Hinata, Naoki Ohyabu
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Patent number: 9567330Abstract: Disclosed is a compound which is useful as an AMPK activator. A compound represented by formula: or a pharmaceutically acceptable salt thereof, wherein R4 is hydrogen, or substituted or unsubstituted alkyl, R1, R2 and R3 are each independently hydrogen, halogen, hydroxy, cyano, nitro, carboxy, substituted or unsubstituted alkyl or the like, with the proviso that R1, R2 and R3 are not simultaneously hydrogen, X is a single bond, —S—, —O—, —NR5—, —C(?O)— or the like, R5 is hydrogen, or substituted or unsubstituted alkyl, Y is substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, substituted or unsubstituted heterocyclyl or the like.Type: GrantFiled: July 13, 2012Date of Patent: February 14, 2017Assignee: Shionogi & Co., Ltd.Inventors: Eiichi Kojima, Keisuke Tonogaki, Nobuyuki Tanaka, Manabu Katou, Akira Ino, Masafumi Iwatsu, Masahiko Fujioka, Yu Hinata, Naoki Ohyabu
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Patent number: 9133186Abstract: Disclosed is a compound which is useful as an AMPK activator. A compound represented by the formula: its pharmaceutically acceptable salt, or a solvate thereof, wherein a group represented by the formula: is a group represented by the formula: R1 is each independently halogen, hydroxy, cyano, nitro, carboxy, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl or the like; m is an integer of 0 to 3; R2 is hydrogen, or substituted or unsubstituted alkyl; X is —O—; and Y is substituted or unsubstituted aryl, or substituted or unsubstituted heteroaryl.Type: GrantFiled: September 8, 2011Date of Patent: September 15, 2015Assignee: Shionogi & Co., Ltd.Inventors: Keisuke Tonogaki, Akira Ino, Eiichi Kojima, Manabu Katou, Masafumi Iwatsu, Nobuyuki Tanaka, Masahiko Fujioka
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Publication number: 20140194420Abstract: Disclosed is a compound which is useful as an AMPK activator. A compound represented by formula: or a pharmaceutically acceptable salt thereof, wherein R4 is hydrogen, or substituted or unsubstituted alkyl, R1, R2 and R3 are each independently hydrogen, halogen, hydroxy, cyano, nitro, carboxy, substituted or unsubstituted alkyl or the like, with the proviso that R1, R2 and R3 are not simultaneously hydrogen, X is a single bond, —S—, —O—, —NR5—, —C(?O)— or the like, R5 is hydrogen, or substituted or unsubstituted alkyl, Y is substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, substituted or unsubstituted heterocyclyl or the like.Type: ApplicationFiled: July 13, 2012Publication date: July 10, 2014Applicant: Shionogi & Co., Ltd.Inventors: Eiichi Kojima, Keisuke Tonogaki, Nobuyuki Tanaka, Manabu Katou, Akira Ino, Masafumi Iwatsu, Masahiko Fujioka, Yu Hinata, Naoki Ohyabu
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Patent number: 8653125Abstract: The present invention discloses novel cyclohexane derivatives having NPY Y5 receptor antagonistic activity. Specifically, the present invention discloses a compound represented by the formula (I), or a pharmaceutically acceptable salt or a solvate thereof: wherein A is substituted or unsubstituted aryl or heterocyclyl; a combination of X and Y is a combination selected from (X, Y)?(C(?O)N(R1), C(?O)N(R2)), (C(?O)N(R1), imidazole-1,3-diyl), (N(R1), C(?O)N(R2)), (O, C(?O)N(R2)), (C(R3)(R4), N(R2)) or (a single bond, C(?O)N(R2)); R1, R2 and R3 are independently hydrogen or substituted or unsubstituted alkyl; R5 is substituted or unsubstituted aryl or heterocyclyl; R6 is halogen, oxo, substituted or unsubstituted alkyl, substituted or unsubstituted alkoxy, substituted or unsubstituted aryloxy; m is 0 or 1; and n is an integer of 0 to 5; and B is aromatic carbocycle, monocyclic heterocycle or fused bicyclic heterocycle.Type: GrantFiled: March 5, 2010Date of Patent: February 18, 2014Assignee: Shionogi Co., Ltd.Inventors: Hiroshi Yoshida, Keisuke Tonogaki, Masahiro Sakagami, Kenji Takaya
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Publication number: 20130184240Abstract: Disclosed is a compound which is useful as an AMPK activator. A compound represented by the formula: its pharmaceutically acceptable salt, or a solvate thereof, wherein a group represented by the formula: is a group represented by the formula: R1 is each independently halogen, hydroxy, cyano, nitro, carboxy, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl or the like; m is an integer of 0 to 3; R2 is hydrogen, or substituted or unsubstituted alkyl; X is —O—; and Y is substituted or unsubstituted aryl, or substituted or unsubstituted heteroaryl.Type: ApplicationFiled: September 8, 2011Publication date: July 18, 2013Applicant: Shionogi & Co., Ltd.Inventors: Keisuke Tonogaki, Akira Ino, Eiichi Kojima, Manabu Katou, Masafumi Iwatsu, Nobuyuki Tanaka, Masahiko Fujioka
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Publication number: 20120004227Abstract: The present invention discloses novel cyclohexane derivatives having NPY Y5 receptor antagonistic activity. Specifically, the present invention discloses a compound represented by the formula (I), or a pharmaceutically acceptable salt or a solvate thereof: wherein A is substituted or unsubstituted aryl or heterocyclyl; a combination of X and Y is a combination selected from (X, Y)?(C(?O)N(R1), C(?O)N(R2)), (C(?O)N(R1), imidazole-1,3-diyl), (N(R1), C(?O)N(R2)), (O, C(?O)N(R2)), (C(R3)(R4), N(R2)) or (a single bond, C(?O)N(R2)); R1, R2 and R3 are independently hydrogen or substituted or unsubstituted alkyl; R5 is substituted or unsubstituted aryl or heterocyclyl; R6 is halogen, oxo, substituted or unsubstituted alkyl, substituted or unsubstituted alkoxy, substituted or unsubstituted aryloxy; m is 0 or 1; and n is an integer of 0 to 5; and B is aromatic carbocycle, monocyclic heterocycle or fused bicyclic heterocycle.Type: ApplicationFiled: March 5, 2010Publication date: January 5, 2012Applicant: SHIONOGI & CO., LTD.Inventors: Hiroshi Yoshida, Keisuke Tonogaki, Masahiro Sakagami, Kenji Takaya
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Publication number: 20110028468Abstract: This invention provides a compound of the formula (I): a pharmaceutically acceptable salt or solvate thereof, wherein R1 is substituted or unsubstituted alkyl or the like, R2 is hydrogen or substituted or unsubstituted alkyl, Ring A is monocyclic or bicyclic aromatic heterocycle, R3 is substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl or substituted or unsubstituted heterocycle, R4 is halogen, cyano, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl or the like, m is an integer between 0 and 2, n is an integer between 0 and 5, R is halogen, oxo, cyano, nitro, substituted or unsubstituted alkyl or the like, and p is an integer between 0 and 2 as novel compounds having NPY Y5 antagonistic activity.Type: ApplicationFiled: April 20, 2009Publication date: February 3, 2011Applicant: Shinonogi & Co., LtdInventors: Masahiro Sakagami, Hiroshi Hashizume, Satoru Tanaka, Takayuki Okuno, Hiroshi Yari, Keisuke Tonogaki, Naoki Kouyama