Patents Assigned to Spear Therapeutics Limited
  • Publication number: 20130023567
    Abstract: A compound for use in the treatment of proliferative disorders, such as cancer, having the following formula: wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12 and R13 are as defined in the specification.
    Type: Application
    Filed: July 25, 2012
    Publication date: January 24, 2013
    Applicant: Spear Therapeutics Limited
    Inventors: Gerard A. Potter, Philip Huxley, Kenneth J. Beresford
  • Patent number: 8236827
    Abstract: A compound for use in the treatment of proliferative disorders, such as cancer, having the following formula: wherein: R1, R2 and R3 are independently H or lower alkyl; R4, R5, R6, R7 and R8 are independently H, halo, lower alkyl or —O-lower alkyl, provided that at least one is —O-lower alkyl; or at least one pair of R4 to R8, the members of which pair are adjacent to one another on the ring, are conjoined to form —O—(CR14R15)n—O—, where n is 1 or 2 and R14 and R15 are independently H or lower alkyl, and the remainder of R4 to R8 are independently H, halo, lower alkyl or —O-lower alkyl; and R9, R10, R11, R12 and R13 are independently H, halo, lower alkyl or —O— lower alkyl, provided that at least one is —O-lower alkyl; or at least one pair of R9 to R13, the members of which pair are adjacent to one another on the ring, are conjoined to form —O—(CR16R17)m—O—, where m is 1 or 2 and R16 and R17 are independently H or lower alkyl, and the remainder of R9 to R13 are independently H, halo, lower alkyl or —O-
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: August 7, 2012
    Assignee: Spear Therapeutics Limited
    Inventors: Gerard Andrew Potter, Philip Huxley, Kenneth James Beresford
  • Publication number: 20100028262
    Abstract: The present invention pertains to the use of a compounds for the manufacture of a medicament for use in the treatment of a proliferative condition, wherein the compounds have the following formula: wherein: each of RB2, RB3, RB4, and RB5 is independently —H, —OH, or —OMe; each of R1 and R2 is independently: —H, optionally substituted C1-4alkyl, or optionally substituted C5-20aryl; RA3 is —H, —OH, —OC(?O)RE, —OS(?O)2OH, or —OP(?O)(OH)2; RE is: —H, optionally substituted C1-6alkyl, optionally substituted C3-20heterocyclyl, or optionally substituted C5-20aryl; or a pharmaceutically acceptable salt, solvate, amide, ester, ether, chemically protected form, or prodrug thereof. The present invention also pertains to such compounds, pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, for both diagnosis and treatment of, for example, proliferative conditions, such as cancer, and inflammatory conditions.
    Type: Application
    Filed: October 6, 2009
    Publication date: February 4, 2010
    Applicant: Spear Therapeutics Limited
    Inventors: Gerard Andrew Potter, Paul Crispin Butler
  • Patent number: 7598294
    Abstract: The present invention pertains to the use of a compounds for the manufacture of a medicament for use in the treatment of a proliferative condition, wherein the compounds have the following formula: wherein: each of RB2, RB3, RB4, and RB5 is independently —H, —OH, or —OMe; each of R1 and R2 is independently: —H, optionally substituted C1-4alkyl, or optionally substituted C5-20aryl; RA3 is —H, —OH, —OC(?O)RE, —OS(?O)2OH, or —OP(?O)(OH)2; RE is: —H, optionally substituted C1-6alkyl, optionally substituted C3-20 heterocyclyl, or optionally substituted C5-20aryl; or a pharmaceutically acceptable salt, solvate, amide, ester, ether, chemically protected form, or prodrug thereof. The present invention also pertains to such compounds, pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, for both diagnosis and treatment of, for example, proliferative conditions, such as cancer, and inflammatory conditions.
    Type: Grant
    Filed: September 30, 2002
    Date of Patent: October 6, 2009
    Assignee: Spear Therapeutics Limited
    Inventors: Gerard A Potter, Paul C Butler
  • Patent number: 7112698
    Abstract: The present invention pertains to compounds of the following formula: (1) wherein: RALK is primary or secondary aliphatic saturated C2-6alkyl; each of RB2, RB3, RB4, and RB5 is independently —H, —OH, or —OMe; each of R1 and R2 is independently: —H, optionally substituted C1-4alkyl, or optionally substituted C5-20aryl; RA3 is —H, —OH, —OC(?O)RE, —OS(?O)2OH, or —OP(?O)(OH)2; RE is: —H, optionally substituted C1-6alkyl, optionally substituted C3-20heterocyclyl, or optionally substituted C5-20aryl; or a pharmaceutically acceptable salt, solvate, amide, ester, ether, chemically protected form, or prodrug thereof.
    Type: Grant
    Filed: September 30, 2002
    Date of Patent: September 26, 2006
    Assignee: Spear Therapeutics Limited
    Inventors: Gerard Andrew Potter, Taeeba Ijaz