Patents by Inventor Toshinari Sugasawa

Toshinari Sugasawa 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).

  • Publication number: 20110263550
    Abstract: Disclosed is a method for the prevention and/or treatment of a chronic obstructive pulmonary disease by administrating a 5-membered cyclic compound represented by the formula below: or a pharmaceutically acceptable salt of the compound or a prodrug of the compound or salt: wherein X represents an oxygen or sulfur atom; R1 represents a hydrogen atom, a substituted or unsubstituted alkyl or the like; R2 represents a hydrogen atom, a substituted or unsubstituted alkyl or the like; Y1 represents single bond, a substituted or unsubstituted alkylene or the like; the wavy line means an (E) or (Z) coordination; R3 represents a hydrogen atom, a substituted or unsubstituted aryl or the like; Y2 represents a substituted or unsubstituted alkylene or an alkenylene; R4 represents a hydrogen atom, a substituted or unsubstituted alkanoyl or the like; and R5 represents a hydrogen atom or a substituted or unsubstituted alkyl.
    Type: Application
    Filed: April 11, 2011
    Publication date: October 27, 2011
    Applicant: Dainippon Sumitomo Pharma Co., Ltd.
    Inventors: Toshinari Sugasawa, Takashi Nakajima, Hitoshi Fujita, Toshio Kanai
  • Patent number: 8012971
    Abstract: Disclosed is a method for the prevention and/or treatment of a chronic obstructive pulmonary disease by administrating a 5-membered cyclic compound represented by the formula below: or a pharmaceutically acceptable salt of the compound or a prodrug of the compound or salt: wherein X represents an oxygen or sulfur atom; R1 represents a hydrogen atom, a substituted or unsubstituted alkyl or the like; R2 represents a hydrogen atom, a substituted or unsubstituted alkyl or the like; Y1 represents single bond, a substituted or unsubstituted alkylene or the like; the wavy line means an (E) or (Z) coordination; R3 represents a hydrogen atom, a substituted or unsubstituted aryl or the like; Y2 represents a substituted or unsubstituted alkylene or an alkenylene; R4 represents a hydrogen atom, a substituted or unsubstituted alkanoyl or the like; and R5 represents a hydrogen atom or a substituted or unsubstituted alkyl.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: September 6, 2011
    Assignee: Dainippon Sumitomo Pharma Co., Ltd.
    Inventors: Toshinari Sugasawa, Takashi Nakajima, Hitoshi Fujita, Toshio Kanai
  • Publication number: 20090131439
    Abstract: Disclosed is a method for the prevention and/or treatment of a chronic obstructive pulmonary disease by administrating a 5-membered cyclic compound represented by the formula below: or a pharmaceutically acceptable salt of the compound or a prodrug of the compound or salt: wherein X represents an oxygen or sulfur atom; R1 represents a hydrogen atom, a substituted or unsubstituted alkyl or the like; R2 represents a hydrogen atom, a substituted or unsubstituted alkyl or the like; Y1 represents single bond, a substituted or unsubstituted alkylene or the like; the wavy line means an (E) or (Z) coordination; R3 represents a hydrogen atom, a substituted or unsubstituted aryl or the like; Y2 represents a substituted or unsubstituted alkylene or an alkenylene; R4 represents a hydrogen atom, a substituted or unsubstituted alkanoyl or the like; and R5 represents a hydrogen atom or a substituted or unsubstituted alkyl.
    Type: Application
    Filed: April 28, 2006
    Publication date: May 21, 2009
    Inventors: Toshinari Sugasawa, Takashi Nakajima, Hitoshi Fujita, Toshio Kanai
  • Publication number: 20090124622
    Abstract: A prophylactic and/or therapeutic agent for sinusitis, nasal obstruction•nasal mucosa congestion containing N-{2-[2-[(3-fluorophenyl)imino]-4-(4-morpholin-4-ylphenyl)-1,3-thiazol-3(2H)-yl]ethyl}-N?-methylurea represented by the formula (1) or its pharmaceutically acceptable salt as an active ingredient.
    Type: Application
    Filed: December 22, 2006
    Publication date: May 14, 2009
    Inventors: Toshinari Sugasawa, Takashi Nakajima
  • Patent number: 7396842
    Abstract: A 5-membered cyclic compound of the formula: wherein X is oxygen or sulfur, R1 is hydrogen, substituted or unsubstituted alkyl, etc., R2 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, etc., Y1 is a direct bond, substituted or unsubstituted alkylene, —CO(CH2)n—, etc., the wavy line means (E)-configuration or (Z)-configuration, R3 is substituted or unsubstituted aryl, etc., Y2 is substituted or unsubstituted alkylene, etc., R4 is hydrogen, substituted or unsubstituted alkanoyl, substituted or unsubstituted alkyl, etc., R5 is hydrogen, etc., or a salt thereof, these compound being able to inhibit infiltration of leukocytes such as eosinophils and lymphocytes, by which being useful for the treatment of various kinds of inflammation.
    Type: Grant
    Filed: April 22, 2005
    Date of Patent: July 8, 2008
    Assignee: Dianippon Sumitomo Pharma Co., Ltd.
    Inventors: Norio Fujiwara, Hitoshi Fujita, Fujio Antoku, Toshinari Sugasawa, Hajime Kawakami
  • Patent number: 7276576
    Abstract: An isolated and substantially pure mammal polypeptide different from known adrenergic, serotonine and dopamine receptors, existing at least on mammalian muscle and eosinophils membranes, for instance in rat, guinea pig and humans. The invention also relates to plasmids containing the genes coding for said polypeptide, to host cells transformed by genes coding for the above mentioned polypeptide, to nucleotide probes capable of hybridizing with the genes coding for the above mentioned polypeptide, and to polyclonal and monoclonal antibodies directed against the above mentioned polypeptide.
    Type: Grant
    Filed: December 12, 1997
    Date of Patent: October 2, 2007
    Assignee: Dainippon Sumitomo Pharma Co., Ltd.
    Inventors: Gerlinde Lenzen, Arthur Donny Strosberg, Toshinari Sugasawa, Shigeaki Morooka
  • Patent number: 7090989
    Abstract: Transformed cells designed to express a recombinant human SMBP at an elevated level to the extent that its ligand-binding activity can be measured, and cellular membrane fractions thereof; recombinant human SMBPs isolated from the transformed cells or the cellular membrane fractions thereof; a screening system for human SMBP agonists/antagonists characterized by utilizing the transformed cells, the cellular membrane fractions thereof or the isolated recombinant human SMBPs; and human SMBP agonists or antagonists obtainable by the screening system, are provided by deleting the polythymidine sequence from the base sequence of the 3?-untranslated region.
    Type: Grant
    Filed: January 13, 2004
    Date of Patent: August 15, 2006
    Assignee: Dainippon Sumitomo Pharma Co., Ltd.
    Inventors: Toshinari Sugasawa, Jun Hidaka
  • Publication number: 20050222226
    Abstract: A 5-membered cyclic compound of the formula: wherein X is oxygen or sulfur, R1 is hydrogen, substituted or unsubstituted alkyl, etc., R2 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, etc., Y1 is a direct bond, substituted or unsubstituted alkylene, —CO(CH2)n—, etc., the wavy line means (E)-configuration or (Z)-configuration, R3 is substituted or unsubstituted aryl, etc., Y2 is substituted or unsubstituted alkylene, etc., R4 is hydrogen, substituted or unsubstituted alkanoyl, substituted or unsubstituted alkyl, etc., R5 is hydrogen, etc., or a salt thereof, these compound being able to inhibit infiltration of leukocytes such as eosinophils and lymphocytes, by which being useful for the treatment of various kinds of inflammation.
    Type: Application
    Filed: April 22, 2005
    Publication date: October 6, 2005
    Inventors: Norio Fujiwara, Hitoshi Fujita, Fujio Antoku, Toshinari Sugasawa, Hajime Kawakami
  • Patent number: 6919361
    Abstract: A 5-membered cyclic compound of the formula: wherein X is oxygen or sulfur, R1 is hydrogen, substituted or unsubstituted alkyl, etc., R2 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, etc., Y1 is a direct bond, substituted or unsubstituted alkylene, —CO(CH2)n—, etc., the wavy line means (E)-configuration or (Z)-configuration, R3 is substituted or unsubstituted aryl, etc., Y2 is substituted or unsubstituted alkylene, etc., R4 is hydrogen, substituted or unsubstituted alkanoyl, substituted or unsubstituted alkyl, etc., R5 is hydrogen, etc., or a salt thereof, these compound being able to inhibit infiltration of leukocytes such as eosinophils and lymphocytes, by which being useful for the treatment of various kinds of inflammation.
    Type: Grant
    Filed: June 28, 2001
    Date of Patent: July 19, 2005
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Norio Fujiwara, Hitoshi Fujita, Fujio Antoku, Toshinari Sugasawa, Hajime Kawakami
  • Publication number: 20040265854
    Abstract: Transformed cells designed to express a recombinant human SMBP at an elevated level to the extent that its ligand-binding activity can be measured, and cellular membrane fractions thereof; recombinant human SMBPs isolated from the transformed cells or the cellular membrane fractions thereof; a screening system for human SMBP agonists/antagonists characterized by utilizing the transformed cells, the cellular membrane fractions thereof or the isolated recombinant human SMBPs; and human SMBP agonists or antagonists obtainable by the screening system, are provided by deleting the polythymidine sequence from the base sequence of the 3′-untranslated region.
    Type: Application
    Filed: January 13, 2004
    Publication date: December 30, 2004
    Applicant: Sumitomo Pharmaceuticals Company Limited
    Inventors: Toshinari Sugasawa, Jun Hidaka
  • Publication number: 20040072827
    Abstract: A 5-membered cyclic compound of the formula: 1
    Type: Application
    Filed: December 30, 2002
    Publication date: April 15, 2004
    Inventors: Norio Fujiwara, Hitoshi Fujita, Fujio Antoku, Toshinari Sugasawa, Hajime Kawakami
  • Patent number: 6692926
    Abstract: Transformed cells designed to express a recombinant human SMBP at an elevated level to the extent that its ligand-binding activity can be measured, and cellular membrane fractions thereof; recombinant human SMBPs isolated from the transformed cells or the cellular membrane fractions thereof; a screening system for human SMBP agonists/antagonists characterized by utilizing the transformed cells, the cellular membrane fractions thereof or the isolated recombinant human SMBPs; and human SMBP agonists or antagonists obtainable by the screening system, are provided by deleting the polythymidine sequence from the base sequence of the 3′-untranslated region.
    Type: Grant
    Filed: April 30, 2001
    Date of Patent: February 17, 2004
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Toshinari Sugasawa, Jun Hidaka, Hajime Kawakami