The Actavis v Eli Lilly UK litigation concerning pemetrexed (sold by Eli Lilly under the brand Alimta(®) has already been widely reported in light of Actavis’ innovative application to the English court for declarations of non-infringement (DNIs) of national designations of a European Patent in addition to the UK designation. The latest instalment concerns the…

Apart from the enthralling Lyrica saga which began in earnest back in January, and the main trial of which recently began before Arnold J, 2015 has not witnessed many significant pharmaceutical patent decisions from the UK patents courts. Thus, three cases in this field which, rather like London buses, arrived almost simultaneously, have provided welcome…

On 28 May 2015, the English Court of Appeal issued a ruling in the on-going Lyrica saga which, although almost certainly not representing the last word on the topic, took a markedly different approach to the correct construction of Swiss form claims to the first instance judge, Arnold J. One thing there does appears to…

At the end of January, we reported the Warner-Lambert v Actavis decision of 21 January 2015, in which Arnold J refused to grant Warner-Lambert interim relief in relation to an apprehension of patent infringement by Actavis of Warner-Lambert’s patent comprising Swiss-form claims directed to the use of pregabalin in the preparation of a medicament for…

Regular readers of the Kluwer patent blog may recall that in April 2014, the English Patents Court revoked two patents relating to trastuzumab, the active ingredient in Herceptin, which is marketed outside of the US by Roche. One patent was for a dosage regimen and the other related to a composition of trastuzumab containing certain…

The English Patents Court (Birss J) recently demonstrated a somewhat unconventional approach to answering the statutory question of obviousness when assessing inventive step*. The judgment also provides some guidance on the role of commercial as opposed to technical considerations, in particular regulatory concerns, when assessing obviousness. Leo Pharma, the defendant in these proceedings, market a…