Patents Assigned to Spear Therapeutics Limited
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Publication number: 20130023567Abstract: 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: ApplicationFiled: July 25, 2012Publication date: January 24, 2013Applicant: Spear Therapeutics LimitedInventors: Gerard A. Potter, Philip Huxley, Kenneth J. Beresford
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Patent number: 8236827Abstract: 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: GrantFiled: June 4, 2009Date of Patent: August 7, 2012Assignee: Spear Therapeutics LimitedInventors: Gerard Andrew Potter, Philip Huxley, Kenneth James Beresford
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Publication number: 20100028262Abstract: 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: ApplicationFiled: October 6, 2009Publication date: February 4, 2010Applicant: Spear Therapeutics LimitedInventors: Gerard Andrew Potter, Paul Crispin Butler
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Patent number: 7598294Abstract: 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: GrantFiled: September 30, 2002Date of Patent: October 6, 2009Assignee: Spear Therapeutics LimitedInventors: Gerard A Potter, Paul C Butler
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Patent number: 7112698Abstract: 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: GrantFiled: September 30, 2002Date of Patent: September 26, 2006Assignee: Spear Therapeutics LimitedInventors: Gerard Andrew Potter, Taeeba Ijaz