Validity

257 articles available

The District Court of The Hague held that all claims of Lunbeck’s escalitopram patent were invalid for lack of inventive step. The District Court nullified the patent and also called the Dutch…

The Provincial Court of Barcelona dismissed an appeal filed against a judgment from the Commercial Court number 4 of Barcelona, which had concluded that the product claims of the patent in suit were…

The patent in suit contains claims for the (+)enantiomer of citalopram and a method for its resolution from the racemate (the diol method). The Defendants appealed a decision of the Court of Appeal…

Lack of novelty by re-working prior art requires that the re-works must inevitably lead to results falling within the claim of the patent at issue. If choices have to be made for the re-working…

In this judgment the Court of Appeal considers the appellant's claim for invalidation of the patent inadmissible as he did not call the co-proprietor of the patent to join the proceedings. While…