The interesting six-jurisdiction patent case between two of the world’s leading enzyme manufacturers, the Danish companies Danisco A/S (now part of DuPont) and Novozymes A/S has already been subject to earlier blogs both here and several times on EPLAW and PatLit. To recap the story briefly, Novozymes started the proceedings by applying for a preliminary…

On 20 March 2012, the Tribunal de Grande Instance of Paris rendered its decision in the case relating to raloxifene, a molecule useful for treating or preventing osteoporosis in post-menopausal women, opposing Teva to Eli Lilly. This decision raises many questions, first concerning drug patents in particular (patentability of second medical use, patentability of the resolution of…

Mr X was ordered to pay damages for the infringement of a French patent No. 87‑03865, relating to a massage device, by a decision of the Cour d’Appel of Limoges on 10 September 2001. In the absence of an appeal on a point of law, this decision became irrevocable. However, in a separate action, the same patent was subsequently…

Litigation and EPO Oppositions/Appeals surrounding a controlled-release dosage form of the drug oxycodone, a morphine-like opioid analgesic developed in 1918, has kept Europe’s Pharma IP Lawyers busy for a couple of years. One of the key EP patents in this battle has been EP 722 730, and almost everything about this patent is out of…

Laboratoires Negma (hereinafter referred to as “Negma”) is the exclusive licensee of European patent No. 0 520 414 which relates to a method for the preparation of diacetylrhein (also called diacerein) having a specific degree of purity as well as diacetylrhein obtained by this process and a pharmaceutical composition containing this compound. Such European patent was first filed…

The general rule in UK litigation is that the successful party is entitled to its costs. One exception to this rule, peculiar to patent cases, is a so-called ‘Earth Closet’ order. If an alleged infringer introduces a new piece of prior art, after service of its original Grounds of Invalidity, an Earth Closet order enables…

The Supreme Court dismissed an appeal , dismissing a revocation action against the patent in suit, which protected the calcium salt of atorvastatin. The Supreme court held that (i) the Bolar provision does not apply with retrospective effect, because its origin and rationale is different from the Experimental Use Exception; and (ii.) an invention that…

In a judgment handed down on 11 November 2011, the Spanish Supreme Court has rejected an appeal filed by four Spanish pharmaceutical companies against a judgment from the Court of Appeal of Barcelona (Section 15), which had rejected a revocation action filed against patent EP 409,281 (Calcium salt of Atorvastatin) owned by Warner-Lambert. Applying the…