|Source:||All England Reporter|
|Publisher Citation:|| All ER (D) 1375|
|Representation||John Baldwin QC, Michael Tappin and Lindsay Lane (instructed by Linklaters) for C and AHPC.|
|Henry Carr QC and Piers Acland (instructed by Bristows) for NP.|
|Judgment Dates:||6 December 1999|
Patent - Infringement - Validity of patent - Insufficiency - Whether patent extended to derivatives of molecule - Whether patent invalid because covered a class whose scope was indeterminable.