It has long been held that a prior art disclosure of a chemical compound would disclose this chemical compound in all grades of purity and that novelty could only be achieved if the claimed level of purity could not be reached in the prior art. However, in the current decision the view that such an…

A positive view is spreading on post-filing experimental data in China since the recent official post of the proposed revisions to the Guidelines for Patent Examination (the “Guidelines”) by the State IP Office (the “SIPO”) of China.  People tend to think that the window is about to open to post-filing experimental data, just like it…

Both parties’ patents in dispute relate to chemical compounds that are appropriate for use in pharmaceutical drugs, in particular for the treatment of flaviviridae infections such as hepatitis C virus infections. Ruling that Idenix’ patent lacks a sufficiently clear description, and that Gilead’s patent is novel and inventive, the Oslo District Court declared Idenix’ patent…

The use and circulation of a product which has been put on the market by the patentee or a third party acting with the consent of the patentee (e.g. a licensee) cannot be prohibited by the patentee anymore. This concept of exhaustion is not only applicable to the territory of Germany, but to the entire…

In Medeva (C-322/10 of 24 November 2011) the Court of Justice of the European Union (CJEU) had ruled that a Supplementary Protection Certificate relating to a combination of active ingredients can only be granted in view of Art. 3(a) of the Regulation (EC) No. 469/2009, if the active ingredients are “specified” in the wording of…

and Bernd Kröger. A combination of two pharmaceutical ingredients, i.e. leflunomide and teriflunomide is to be considered obvious if the person skilled in the art uses an obvious process to obtain leflunomide that automatically results in – even with a certain delay – both components due to a chemical reaction. Click here for the full text…

The Stockholm District Court held the Swedish part of a European patent concerning a method of growing two or more plants invalid, due to lack of inventive step. Despite requests for limitations by the proprietor the patent was declared invalid in its entirety. Infringement, exceptions to patentability and prior use rights were also considered by…

In a combined patent infringement and nullity case, the Svea Court of Appeal upheld the validity of Roche Diagnostics’ European patent as far as Sweden was concerned, but held, other than the District Court, that the alleged infringer did not infringe the patent at issue. The Court of Appeal further held that a patent can…

The PI judge in the District Court of The Hague held that under certain circumstances, provisional cross-border jurisdiction can be derived from art. 31 Regulation (EC) 44/2001, which would require a “real connecting link” between the sought measures and the jurisdiction of a contracting state (ECJ C-391/95, Van Uden/Decoline). However, in the present case there…

The PI judge in the District Court of The Hague held that the processes used to manufacture the generic products in dispute did not fall within the invoked patents’ scope of protection, and particularly that these did not comprise equivalent measures, because the allegedly equivalent substances had significantly different chemical compositions and functionality. Finding the…