Patents: Court of Appeal flushes Earth Closet Orders Down the Pan
The Court of Appeal's decision in Fresenius Kabi Deutschland GmbH and Others v Carefusion 303 Inc [2011] EWCA Civ 1288 (8 Nov 2011) is likely to make life just a little bit harder for patentees, especially the individual inventors and small businesses that I tend to advise and represent. It's tough enough trying to enforce a patent because a common if not the most usual defence is that the patent is invalid. The usual ground for challenging the validity of a patent is obviousness and lack of novelty. Obviousness means that the invention involves no inventive step having regard to the prior art (that is to say everything that has been made available to the public anywhere in the world) while lack of novelty means that the invention has already been invented. It was not easy to keep up to date with the prior art when most of the world's new technical literature was in English or some other European language but with the rapid growth of China, Korea and East Asian countrie