Madrid, the XXth of December, 2007 - Chemo Iberica and Quimica Sintetica have announced the appeal of the judgement recently declared by Juzgado de lo Mercantil de Madrid, respect of a patent of the antihypertensive generic Losartán, wich is it not firm. In addition, the judgement of the Court of mercantile N° 6 of Madrid contradicts, I cocern of the same product and the same patent, the judgements declared on the part of courts of Barcelona and Pamplona