Patents by Inventor Takuji Kakigami

Takuji Kakigami 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).

  • Patent number: 7345180
    Abstract: A dipeptidyl peptidase IV inhibitor which is satisfactory in respect of activity, stability and safety and has an excellent action as a pharmaceutical agent. A compound represented by the following general formula or a pharmaceutically acceptable salt thereof: wherein R1 and R2 each represents hydrogen, an optionally substituted C1-6 alkyl group, or —COOR5 whereupon R5 represents hydrogen or an optionally substituted C1-6 alkyl group, or R1, R2, and a carbon atom together represent a 3- to 6-membered cycloalkyl group, R3 represents hydrogen or an optionally substituted C6-10 aryl group, R4represents a hydrogen or a cyano group, D represents —CONR6-, —CO— or —NR6CO—, R6 represents hydrogen or an optionally substituted C1-6 alkyl group, E represents —(CH2)m— whereupon m is 1 to 3, —CH2OCH2—, or —SCH2—, n is 0 to 3, and A represents an optionally substituted bicyclic heterocyclic group or bicyclic hydrocarbon group.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: March 18, 2008
    Assignee: Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Takuji Kakigami, Mitsuru Oka, Noriyasu Katoh, Masahiro Yoshida, Masahiro Shirai, Toru Murase, Masao Sakairi, Takayo Murase, Mitsuaki Takeuchi, Yuji Hayashi, Motohiro Takeda, Mitsuhiro Makino
  • Patent number: 7297696
    Abstract: Compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephrtitis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection; pharmaceutical compositions comprising these compounds; and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Grant
    Filed: October 19, 2004
    Date of Patent: November 20, 2007
    Assignees: Telik, Inc., Sanwa Kagaku Kenkyusho Co.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20060229286
    Abstract: A dipeptidyl peptidase IV inhibitor which is satisfactory in respect of activity, stability and safety and has an excellent action as a pharmaceutical agent. A compound represented by the following general formula or a pharmaceutically acceptable salt thereof: wherein R1 and R2 each represents hydrogen, an optionally substituted C1-6 alkyl group, or —COOR5 whereupon R5 represents hydrogen or an optionally substituted C1-6 alkyl group, or R1, R2, and a carbon atom together represent a 3- to 6-membered cycloalkyl group, R3 represents hydrogen or an optionally substituted C6-10 aryl group, R4 represents a hydrogen or a cyano group, D represents —CONR6—, —CO— or —NR6CO—, R6 represents hydrogen or an optionally substituted C1-6 alkyl group, E represents —(CH2)m— whereupon m is 1 to 3, —CH2OCH2—, or —SCH2—, n is 0 to 3, and A represents an optionally substituted bicyclic heterocyclic group or bicyclic hydrocarbon group.
    Type: Application
    Filed: January 30, 2004
    Publication date: October 12, 2006
    Inventors: Takuji Kakigami, Mitsuru Oka, Noriyasu Katoh, Masahiro Yoshida, Masahiro Shirai, Toru Murase, Masao Sakairi, Takayo Murase, Mitsuaki Takeuchi, Yuji Hayashi, Motohiro Takeda, Mitsuhiro Makino
  • Patent number: 7081473
    Abstract: The present invention provides a low-molecular inhibitor of GIP functions and, further, an agent for preventing/ameliorating obesity based on inhibition of GIP functions, which comprises, as an active ingredient, a compound represented by the following general formula (I): (wherein R1 represents hydrogen, halogen, a nitro group or a cyano group, R2 and R3 each represent hydrogen or halogen, hydrogen or a methoxy group, or both R2 and R3 may form an optionally substituted benzene or pyrrole ring, and A represents nitrogen or C—R4 whereupon R4 represents hydrogen, an optionally substituted C1 to C6 alkyl group, —OR7, —NR8R9, —NHCO—R10 or —SO2—R11 or may, together with R3, form an optionally substituted benzene or pyrrole ring, R7, R8 and R9 each represent hydrogen or an optionally substituted C1 to C6 alkyl group, R10 represents a C1 to C6 alkyl group or the like, and R1 represents an optionally substituted morpholyl group or the like) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: May 20, 2003
    Date of Patent: July 25, 2006
    Assignee: Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Yoshiharu Tsubamoto, Akira Tashita, Yukari Kobara, Takuji Kakigami
  • Patent number: 6998407
    Abstract: Chemical compounds which are antagonists of Monocyte Chemoattractant Protein-1 (MCP-1) function, pharmaceutical compositions comprising these compounds, methods of treatment employing these compounds and compositions, and processes for preparing these compounds. The compounds are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: February 14, 2006
    Assignees: Telik, Inc., Sanwa Kagaku Kenkyusho Co. Ltd.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Patent number: 6992086
    Abstract: The present invention relates to chemical compounds, pharmaceutical compositions comprising said compounds, uses of said compounds and compositions, methods of treatment employing said compounds and compositions, and processes for preparing said compounds. Specifically, this invention relates to novel compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection. More specifically, the invention is related to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Grant
    Filed: November 17, 2003
    Date of Patent: January 31, 2006
    Assignee: Telik, Inc.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20050159415
    Abstract: The present invention provides a low-molecular inhibitor of GIP functions and, further, an agent for preventing/ameliorating obesity based on inhibition of GIP functions, which comprises, as an active ingredient, a compound represented by the following general formula (I): (wherein R1 represents hydrogen, halogen, a nitro group or a cyano group, R2 and R3 each represent hydrogen or halogen, hydrogen or a methoxy group, or both R2 and R3 may form an optionally substituted benzene or pyrrole ring, and A represents nitrogen or C—R4 whereupon R4 represents hydrogen, an optionally substituted C1 to C6 alkyl group, —OR7, —NR8R9, —NHCO—R1 or —SO2—R or may, together with R3, form an optionally substituted benzene or pyrrole ring, R7, R8 and R9 each represent hydrogen or an optionally substituted C1 to C6 alkyl group, R10 represents a C1 to C6 alkyl group or the like, and R1 represents an optionally substituted morpholyl group or the like) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: May 20, 2003
    Publication date: July 21, 2005
    Inventors: Yoshiharu Tsubamoto, Akira Tashita, Yukari Kobara, Takuji Kakigami
  • Publication number: 20050054668
    Abstract: Compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephrtitis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection; pharmaceutical compositions comprising these compounds; and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Application
    Filed: October 19, 2004
    Publication date: March 10, 2005
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian Peterson, Hugo Villar, Steven Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Patent number: 6809113
    Abstract: Compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection; pharmaceutical compositions comprising these compounds; and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Grant
    Filed: February 27, 2002
    Date of Patent: October 26, 2004
    Assignees: Telik, Inc., Sanwa Kagaku Kenkyusho Co.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20040127513
    Abstract: Chemical compounds which are antagonists of Monocyte Chemoattractant Protein-1 (MCP-1) function, pharmaceutical compositions comprising these compounds, methods of treatment employing these compounds and compositions, and processes for preparing these compounds. The compounds are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection.
    Type: Application
    Filed: November 18, 2003
    Publication date: July 1, 2004
    Applicants: Telik, Inc., Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven A. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20040077680
    Abstract: The present invention relates to chemical compounds, pharmaceutical compositions comprising said compounds, uses of said compounds and compositions, methods of treatment employing said compounds and compositions, and processes for preparing said compounds. Specifically, this invention relates to novel compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection. More specifically, the invention is related to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Application
    Filed: November 17, 2003
    Publication date: April 22, 2004
    Applicants: Telik, Inc., Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Patent number: 6677365
    Abstract: Chemical compounds which are antagonists of Monocyte Chemoattractant Protein-1 (MCP-1) function, pharmaceutical compositions comprising these compounds, methods of treatment employing these compounds and compositions, and processes for preparing these compounds. The compounds are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: January 13, 2004
    Assignees: Telik, Inc., Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Patent number: 6670364
    Abstract: The present invention relates to chemical compounds, pharmaceutical compositions comprising said compounds, uses of said compounds and compositions, methods of treatment employing said compounds and compositions, and processes for preparing said compounds. Specifically, this invention relates to novel compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection. More specifically, the invention is related to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Grant
    Filed: January 29, 2002
    Date of Patent: December 30, 2003
    Assignees: Telik, Inc., Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20030105085
    Abstract: Compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection; pharmaceutical compositions comprising these compounds; and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Application
    Filed: February 27, 2002
    Publication date: June 5, 2003
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20030096705
    Abstract: The present invention relates to chemical compounds, pharmaceutical compositions comprising said compounds, uses of said compounds and compositions, methods of treatment employing said compounds and compositions, and processes for preparing said compounds. Specifically, this invention relates to novel compounds which are antagonists of MCP-1 function and are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection. More specifically, the invention is related to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases.
    Type: Application
    Filed: January 29, 2002
    Publication date: May 22, 2003
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Publication number: 20030092728
    Abstract: Chemical compounds which are antagonists of Monocyte Chemoattractant Protein-1 (MCP-1) function, pharmaceutical compositions comprising these compounds, methods of treatment employing these compounds and compositions, and processes for preparing these compounds. The compounds are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Orohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection.
    Type: Application
    Filed: March 25, 2002
    Publication date: May 15, 2003
    Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven E. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
  • Patent number: 5869460
    Abstract: There are described sulfated and phosphated saccharide erivatives of the Formula ##STR1## wherein R.sub.1 is hydrogen atom or a residue of sulfate, phosphate or L-fucose; R.sub.2, R.sub.3 and R.sub.4 are hydrogen atom or a residue of sulfate or phosphate, respectively; 1 is an integer of 0 or 1;m is an integer of 0-15; and n is an integer of 0-21, or pharmaceutically acceptable salts thereof, a process for the preparation of the derivatives and salts as well as use thereof, as an anti-inflammatory agent.
    Type: Grant
    Filed: October 29, 1996
    Date of Patent: February 9, 1999
    Assignee: Sanwa Kaguku Kenkyusho Co., Ltd.
    Inventors: Toshinao Usui, Takao Igami, Takuji Kakigami, Hitoshi Hamashima, Takahito Jomori, Akira Tashita, Yoshiro Ishiwatari, Shoji Yokochi, Takahiko Mitani, Yasuo Suzuki, Akira Hasegawa
  • Patent number: 5539125
    Abstract: There are disclosed a 1-azabicyclo[3.3.0]octan derivative of the formula ##STR1## wherein n is an integer of 1-5; and Ar is an aromatic residue. a pharmacologically acceptable salt of the compound, a process for the preparation of the compound and salt as well as use thereof as hypermotility agents.
    Type: Grant
    Filed: June 13, 1995
    Date of Patent: July 23, 1996
    Assignee: Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Yutaka Baba, Toshinao Usui, Takuji Kakigami, Yoshiro Ozeki, Katsura Tsukamoto, Nobuyuki Itoh
  • Patent number: 5502209
    Abstract: There are disclosed a benzopyrancarboxamide derivative of the formula ##STR1## wherein R.sup.1 is hydrogen atom or a lower alkyl group; R.sup.2 is hydrogen atom, a lower alkyl group, halogen atom, an amino radical or an acylamino group; R.sup.3 is hydrogen atom, a lower alkyl group, a lower alkoxy group or halogen atom; dotted line is a possible double bond; and n is an integer of 1-5,and a pharmacologically acceptable salt of the compound, a process for the preparation of the compound and salt as well as use thereof.
    Type: Grant
    Filed: June 13, 1995
    Date of Patent: March 26, 1996
    Assignee: Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Yutaka Baba, Toshinao Usui, Takuji Kakigami, Yoshiro Ozeki, Katsura Tsukamoto, Nobuyuki Asaeda, Nobuyuki Itoh
  • Patent number: 5442077
    Abstract: There are disclosed a benzo[b]furancarboxamide derivative of the formula ##STR1## wherein R.sup.a, R.sup.b, R.sup.c and R.sup.d are a hydrogen atom or lower alkyl group, respectively; R.sup.e is a hydrogen atom, amino radical, lower alkylamino group or acylamino group; X is a hydrogen atom or halogen atom; and n is an integer of 1-5,and including racemic compounds and stereo-isomers thereof, a salt of the compounds, a process for the preparation of the compounds and salts as well as use thereof for improving hypermotility.
    Type: Grant
    Filed: August 4, 1994
    Date of Patent: August 15, 1995
    Assignee: Sanwa Kagaku Kenkyusho Co., Ltd.
    Inventors: Yutaka Baba, Toshinao Usui, Noriyuki Iwata, Takuji Kakigami, Yoshiro Ozeki, Katsura Tsukamoto, Nobuyuki Ito