Claims for Patent: 7,449,464

Summary for Patent: 7,449,464

Title:	Phthalazinone derivatives
Abstract:	Compounds of the formula (I): wherein A and B together represent an optionally substituted, fused aromatic ring; X can be NRX or CRXRY; if X=NRX then n is 1 or 2 and if X=CRXRY then n is 1; RX is selected from the group consisting of H, optionally substituted C1-20 alkyl, C5-20 aryl, C3-20 heterocyclyl, amido, thioamido, ester, acyl, and sulfonyl groups; RY is selected from H, hydroxy, amino; or RX and RY may together form a spiro-C3-7 cycloalkyl or heterocyclyl group; RC1 and RC2 are both hydrogen, or when X is CRXRY, RC1, RC2, RX and RY, together with the carbon atoms to which they are attached, may form an optionally substituted fused aromatic ring; and R1 is selected from H and halo.
Inventor(s):	Niall Morrison Barr Martin, Graeme Cameron Smith, Stephen Philip Jackson, Vincent Junior M Loh, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Frank Kerrigan, Alan Ashworth
Assignee:	Kudos Pharmaceuticals Ltd
Application Number:	US10/876,080
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 7,449,464
Patent Claims:	1. A compound of formula (III): or isomers, salts, or solvates thereof. 2. A pharmaceutical composition comprising a compound according to claim 1 and one or more pharmaceutically acceptable carriers, excipients, buffers, adjuvants, or stabilisers.