On the occasion of a dispute opposing the Institut Pasteur and two Chiron companies, the French Cour de Cassation rendered on 14 December 2010 an interesting decision which confirms the existing case law on three points : the “file wrapper estoppel” theory, the contributory infringement and the infringement by equivalence.

On 30 June 2010, the Supreme Court held that the ‘Bolar provision’ introduced by Law 29/2006, which implemented Directive 2004/27 into Spanish law, may not be applied retrospectively. In addition, the Supreme Court revoked the view expressed by the Court of Appeal of Pamplona and other provincial Courts, which had considered that the ‘Bolar provision’…

On 8 October 2010, the Cour d’Appel of Paris rendered a interesting decision about the interpretation of the wording of one of the settlement agreements which have been concluded between Institut Pasteur and the American health authority (DHHS/NIH) in order to put an end to the various disputes which opposed them concerning the paternity of the HIV-1/VIH retrovirus’ discovery and the patents relating thereto. The question at stake was to determine if a gp 110 protein was the subject-matter of the said settlement agreement so that Abbott, as a sublicensee of the NIH, could validly exploit in France that gp 110 protein in its detecting kits. Otherwise Abbott would have been an infringer of the Institut Pasteur’s European patents.

This judgement is one of many issued in the worldwide litigation pending between Novartis and Johnson & Johnson concerning Novartis’ patent for ophthalmically compatible extended wear contact lenses. The decision contains a recapitulation of all possible grounds for invalidity of a patent. The Court rejected the detailed claims of invalidity for lack of sufficiency, dealt…

The Court of Appeal allowed Grimme’s appeal, holding that Grimme’s patent for an agricultural machine for harvesting and separating potatoes (from other materials such as earth, clods, stones, weeds or the like) featuring rubber rollers, was inventive. Of particular interest was the Court of Appeal’s clarification of the law of contributory infringement (s.60(2) Patents Act…