Patents by Inventor Taiji Asami
Taiji Asami 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: 12122815Abstract: The present disclosure provides GIP receptor agonist peptide compounds having an activating action on GIP receptors and use of the GIP receptor agonist peptide as a medicament for the treatment and/or prevention of diabetes, obesity, emesis, or a symptom or condition associated with diabetes, obesity, or emesis. Specifically, a GIP receptor agonist peptide containing a sequence represented by the formula (I) or a salt thereof, and a medicament comprising the same are provided. Formula I: P1-A1-A2-A3-A4-A5-A6-A7-A8-A9-A10-A11-A12-A13-A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25-A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-A37-A38-A39-A40-A41-P2 (SEQ ID NO: 4), or a salt thereof, wherein each symbol is as defined herein, with the proviso that the GIP receptor agonist peptide does not have an amino acid sequence as provided in SEQ ID NOs: 328-893.Type: GrantFiled: September 24, 2019Date of Patent: October 22, 2024Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Hiroshi Imoto, Mari Adachi, Yoko Kanematsu, Taiji Asami, Ayumu Niida, Naoki Nishizawa, Derek Cecil Cole, Mack Flinspach, Nick Scorah, Abhijit Suresh Bhat
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Publication number: 20220135638Abstract: The present disclosure provides GIP receptor agonist peptide compounds having an activating action on GIP receptors and use of the GIP receptor agonist peptide as a medicament for the treatment and/or prevention of diabetes, obesity, emesis, or a symptom or condition associated with diabetes, obesity, or emesis. Specifically, a GIP receptor agonist peptide containing a sequence represented by the formula (I) or a salt thereof, and a medicament comprising the same are provided. Formula I: P1-A1-A2-A3-A4-A5-A6-A7-A8-A9-A10-A11-A12-A13-A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25-A26-A27-A28-A29-A30-A341-A32-A33-A34-A35-A36-A37-A38-A39-A40-A41-P2 (SEQ ID NO: 4), or a salt thereof, wherein each symbol is as defined herein, with the proviso that the GIP receptor agonist peptide does not have an amino acid sequence as provided in SEQ ID NOs: 4-569 disclosed in PCT/JP2018/013540.Type: ApplicationFiled: September 24, 2019Publication date: May 5, 2022Inventors: Hiroshi IMOTO, Mari ADACHI, Yoko KANEMATSU, Taiji ASAMI, Ayumu NIIDA, Naoki NISHIZAWA, Derek Cecil COLE, Mack FLINSPACH, Nick SCORAH, Abhijit Suresh BHAT
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Patent number: 11174301Abstract: The present invention provides a novel peptide compound having an activating action on GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. P1-Tyr-A2-Glu-Gly-Thr-A6-A7-A8-A9-A10-A11-A12-A13-A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25-A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-A37-A38-A39-A40-P2?? (I) wherein each symbol is as defined herein.Type: GrantFiled: August 29, 2019Date of Patent: November 16, 2021Assignee: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Naoki Nishizawa, Ayumu Niida, Yoko Kanematsu, Mari Adachi, Shiro Takekawa, Tomoko Morimoto
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Publication number: 20210115048Abstract: The present invention provides a compound or a salt thereof having a calcium-sensing receptor antagonistic activity, and being expected to be useful as an agent for preventing or treating heart failure, pulmonary hypertension, or the like. The compounds represented by formula (I) or a salt thereof has a calcium-sensing receptor antagonistic activity, and is expected to be useful as an agent for preventing or treating heart failure, pulmonary hypertension, or the like, wherein each symbol is as described in the specification.Type: ApplicationFiled: April 26, 2018Publication date: April 22, 2021Inventors: Shuji KITAMURA, Zenichi IKEDA, Minoru IKOMA, Koji WATANABE, Hideki HIROSE, Takafumi YUKAWA, Sachie MORIMOTO, Naoki NISHIZAWA, Taiji ASAMI
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Publication number: 20200140505Abstract: The present invention provides a novel peptide compound having an activating action on GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. P1-Tyr-A2-Glu-Gly-Thr-A6-A7-A8-A9-A10-A11-A12-A13-A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25-A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-A37-A38-A39-A40-P2?? (I) wherein each symbol is as defined herein.Type: ApplicationFiled: August 29, 2019Publication date: May 7, 2020Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMTEDInventors: TAIJI ASAMI, NAOKI NISHIZAWA, AYUMU NIIDA, YOKO KANEMATSU, MARI ADACHI, SHIRO TAKEKAWA, TOMOKO MORIMOTO
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Patent number: 10501516Abstract: The present invention relates to a peptide compound that may be useful in the treatment or prophylaxis of obesity, diabetes and the like. More specifically, the present invention relates to a peptide compound represented by the formula (I): P1-Tyr-Aib-Glu-Gly-Thr-?-MePhe-Thr-Ser-Asp-Lys(-Gly-Gly-Gly-Gly-RA10)-A11-A12-Aib-Leu-A15-Lys-Gln-A18-Gln-Iva-Glu-Phe-Val-Arg-His-Leu-Leu-Asn-Lys-Aib-Thr-Arg-Gln-Arg-A35-NH2 wherein each symbol is as defined in the specification, and the treatment or prophylaxis of obesity, diabetes and the like using the peptide compound.Type: GrantFiled: May 23, 2017Date of Patent: December 10, 2019Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Taiji Asami, Ayumu Niida
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Patent number: 10435445Abstract: The present invention provides a novel peptide compound having an activating action on GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. (I) P1-Tyr-A2-Glu-Gly-Thr-A6-A7-A8-A9-A10-A11-A12-A13- A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25- A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-A37- A38-A39-A40-P2 wherein each symbol is as defined herein.Type: GrantFiled: March 30, 2018Date of Patent: October 8, 2019Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Taiji Asami, Naoki Nishizawa, Ayumu Niida, Yoko Kanematsu, Mari Adachi, Shiro Takekawa, Tomoko Morimoto
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Publication number: 20190202883Abstract: The present invention relates to a peptide compound that may be useful in the treatment or prophylaxis of obesity, diabetes and the like. More specifically, the present invention relates to a peptide compound represented by the formula (I): P1-Tyr-Aib-Glu-Gly-Thr-?-MePhe-Thr-Ser-Asp-Lys(-Gly-Gly-Gly-Gly-RA10)-A11-A12-Aib-Leu-A15-Lys-Gln-A18-Gln-Iva-Glu-Phe-Val-Arg-His-Leu-Leu-Asn-Lys-Aib-Thr-Arg-Gln-Arg-A35-NH2 wherein each symbol is as defined in the specification, and the treatment or prophylaxis of obesity, diabetes and the like using the peptide compound.Type: ApplicationFiled: May 23, 2017Publication date: July 4, 2019Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Taiji ASAMI, Ayumu NIIDA
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Publication number: 20180298070Abstract: The present invention provides a novel peptide compound having an activating action on GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. P1-Tyr-A2-Glu-Gly-Thr-A6-A7-A8-A9-A10-A11-A12-A13-A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25-A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-A37-A38-A39-A40-P2 ??(I) wherein each symbol is as defined herein.Type: ApplicationFiled: March 30, 2018Publication date: October 18, 2018Applicant: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Naoki Nishizawa, Ayumu Niida, Yoko Kanematsu, Mari Adachi, Shiro Takekawa, Tomoko Morimoto
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Patent number: 10087229Abstract: The present invention provides a novel peptide compound having an activating action on GLP-1 receptors and GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a partial sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. P1-Tyr-Aib-Glu-Gly-Thr-alphaMePhe-Thr-Ser-Asp-Tyr-A11-A12-A13-Leu-Asp-A16-A17-Ala-Gln-A20-Glu-Phe-Val-Lys-Trp-Leu-Leu-Lys-A29 (I) wherein each symbol is as defined herein.Type: GrantFiled: May 27, 2014Date of Patent: October 2, 2018Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Taiji Asami, Ayumu Niida
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Publication number: 20160052988Abstract: The present invention provides a novel peptide compound having an activating action on GLP-1 receptors and GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a partial sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. P1-Tyr-Aib-Glu-Gly-Thr-al-phaMePhe-Thr-Ser-Asp-Tyr-A11-A12-A13-Leu-Asp-A16-A17-Ala-Gln-A20-Glu-Phe-Val-Lys-Trp-Leu-Leu-Lys-A29 (I) wherein each symbol is as defined herein.Type: ApplicationFiled: May 27, 2014Publication date: February 25, 2016Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Taiji ASAMI, Ayumu NIIDA
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Patent number: 9260500Abstract: The present invention aims to provide a peptide having a superior Y2 receptor agonist action and useful as an agent for the prophylaxis or treatment of obesity and the like. A peptide represented by the formula: P1—X1-A25-A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-NH2 wherein each symbol is as described in the specification, or a salt thereof.Type: GrantFiled: July 1, 2010Date of Patent: February 16, 2016Assignee: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Naoki Nishizawa, Ayumu Niida, Yusuke Adachi
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Patent number: 9200051Abstract: The present invention provides a novel peptide compound having an activating action on GLP-1 receptors and GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a partial sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. P1-Tyr-Aib-Glu-Gly-Thr-?MePhe-Thr-Ser-Asp-Tyr-A11-A12-A13-Leu-Asp-A16-A17-Ala-Gln-A20-Glu-Phe-Val-Lys-Trp-Leu-Leu-Lys-A29 SEQ ID NO: 1 (I) wherein each symbol is as defined herein.Type: GrantFiled: May 27, 2014Date of Patent: December 1, 2015Assignee: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Ayumu Niida
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Patent number: 9175037Abstract: An object of the present invention is to provide a novel anorectic agent. Another object of the invention is to provide an NMU derivative which exhibits a high anorectic effect even when administered in a usual manner, for example, peripherally. These objects can be achieved by the compound represented by formula (I) or a salt thereof. In formula (I), Y represents a polypeptide containing an amino acid sequence set forth in SEQ ID NO.: 1 wherein 1 to 4 amino acids are substituted; X represents a methoxypolyethylene glycol; X? is absent or represents a methoxypolyethylene glycol; and a moiety represented by formula: La-Lb-[Lc]j represents a linker.Type: GrantFiled: April 8, 2010Date of Patent: November 3, 2015Assignee: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Hiroshi Inooka, Naoki Nishizawa
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Publication number: 20140357552Abstract: The present invention provides a novel peptide compound having an activating action on GLP-1 receptors and GIP receptors and use of the peptide compound as a medicament. Specifically, a peptide containing a partial sequence represented by the formula (I) or a salt thereof and a medicament comprising the same are provided. (I) P1-Tyr-Aib-Glu-Gly-Thr-?MePhe-Thr-Ser-Asp-Tyr- A11-A12-A13-Leu-Asp-A16-A17-Ala-Gln-A20-Glu- Phe-Val-Lys-Trp-Leu-Leu-Lys-A29 wherein each symbol is as defined herein.Type: ApplicationFiled: May 27, 2014Publication date: December 4, 2014Applicant: Takeda Pharmaceutical Company LimitedInventors: Taiji ASAMI, Ayumu NIIDA
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Patent number: 8778871Abstract: The invention provides stable metastin derivatives having excellent biological activities (a cancer metastasis suppressing activity, a cancer growth suppressing activity, etc.). By modifying the constituent amino acids of metastin with specific modifying groups, metastin derivatives having more improved blood stability, etc. than native metastin and showing excellent cancer metastasis suppressing activity or cancer growth suppressing activity have been found. Furthermore, it has been found that these metastin derivatives exhibit effects of suppressing gonadotropic hormone secretion, suppressing sex hormone secretion, etc., which are wholly different from the effects heretofore known.Type: GrantFiled: October 1, 2008Date of Patent: July 15, 2014Assignee: Takeda Pharmaceutical Company LimitedInventors: Chieko Kitada, Taiji Asami, Naoki Nishizawa
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Patent number: 8765909Abstract: The present invention provides stable metastin derivatives having excellent biological activities (a cancer metastasis suppressing activity, a cancer growth suppressing activity, a gonadotropic hormone secretion stimulating activity, sex hormone secretion stimulating activity, etc.). By substituting the constituent amino acids of metastin with specific amino acids, the metastin derivatives of the present invention achieve more improved blood stability, solubility, etc., reduced gelation tendency, improved pharmacokinetics, as well as exhibit an excellent cancer metastasis suppressing activity or a cancer growth suppressing activity. The metastin derivatives of the present invention also have a gonadotropic hormone secretion suppressing activity, sex hormone secretion suppressing activity, etc.Type: GrantFiled: October 24, 2007Date of Patent: July 1, 2014Assignee: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Naoki Nishizawa
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Patent number: 8404643Abstract: The present invention provides stable metastin derivatives having excellent biological activities (a cancer metastasis suppressing activity, a cancer growth suppressing activity, a gonadotrophic hormone secretion stimulating activity, sex hormone secretion stimulating activity, etc.). By substituting the constituent amino acids of metastin with specific amino acids in the metastin derivative of the present invention, blood stability, solubility, etc. are more improved, gelation tendency is reduced, pharmacokinetics are also improved, and an excellent cancer metastasis suppressing activity or a cancer growth suppressing activity is exhibited. Furthermore, the metastin derivative of the present invention has the effects of suppressing gonadotropic hormone secretion, suppressing sex hormone secretion, etc.Type: GrantFiled: October 24, 2008Date of Patent: March 26, 2013Assignee: Takeda Pharmaceutical Company LimitedInventors: Taiji Asami, Naoki Nishizawa
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Patent number: 8361968Abstract: The present invention provides a metastin derivative in which the amino acids comprising metastin were modified by alternative chemical substituents resulting in metastin derivitives, having excellent blood stability and exhibiting cancer metastasis inhibiting action or cancer growth inhibiting action.Type: GrantFiled: June 29, 2011Date of Patent: January 29, 2013Assignee: Takeda Pharmaceutical Company LimitedInventors: Chieko Kitada, Taiji Asami, Naoko Nishizawa, Tetsuya Ohtaki, Naoki Tarui, Hirokazu Matsumoto
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Publication number: 20120172293Abstract: The present invention aims to provide a peptide having a superior Y2 receptor agonist action and useful as an agent for the prophylaxis or treatment of obesity and the like. A peptide represented by the formula: P1-X1-A25-A26-A27-A28-A29-A30-A31-A32-A33-A34-A35-A36-NH2 wherein each symbol is as described in the specification, or a salt thereof.Type: ApplicationFiled: July 1, 2010Publication date: July 5, 2012Inventors: Taiji Asami, Naoki Nishizawa, Ayumu Niida, Yusuke Adachi