European patent attorneys should make a joint effort and gather data to assess the impact of procedural  issues on opposition procedures at the European Patent Office and, in the future, on  decisions of the Unified Patent Court. Michael Wallinger, partner of law firm WRST, proposed this at the annual meeting of the European Patent Litigators…

Case reported and summarised by Gregory Bacon, Bristows LLP The UK does not operate a system of automatically staying proceedings which concern validity of a European patent where there are ongoing opposition proceedings at the EPO. Nevertheless, the Court retains discretion to stay such proceedings, and a recent judgment of Mrs Justice Rose on 18…

By Klemens Stratmann Currently, the parties involved in appeal proceedings before the EPO see a clear trend towards decisions rendered on formal grounds. If the patentee files new requests along with the statement setting out the grounds of appeal without sufficiently addressing the decision per se, he runs the risk that the appeal is held…

Since February 2015, hedge fund manager Kyle Bass has filed more than 30 petitions seeking Inter Partes review of U.S. patents covering approved pharmaceutical products. Kyle Bass even formed a special entity for this purpose–the Coalition for Affordable Drugs–with a stated goal of targeting patents that “have little value other than to drive up prescription…

One of the tricky consequences of Article 64 of the European Patent Convention (“EPC”), which establishes that the European patent is immediately enforceable after its publication, and Article 99, which provides for “post-grant” oppositions, is that quite often the combination of these two articles fuels two trains that run in parallel where the validity of…

The English High Court (Arnold J.) has granted an application for a stay of the UK High Court proceedings to revoke the UK designation of an EP patent pending the outcome of opposition proceedings at the EPO. The decision is unusual as Arnold J had previously refused to stay the validity proceedings in this case…

Almost everyday someone posts something about the Unified Patent Court or a seminar is offered about the “newest” developments. In fact nobody is able to predict whether the system will “work”. It is said that in order “to be successful” the system needs to be efficient, speedy and affordable. It is also said that it…

In decision T 373/12 of 2 April 2014 the Enlarged Board has been asked to decide on the extent to which the clarity of claims amended during opposition proceedings and opposition appeal proceedings can be challenged when the amendments are based on dependent claims as granted.

Last week, the Patent Trial and Appeal Board of the U.S. Patent Office (PTAB) issued eight decisions in Inter Partes review and Covered Business Method proceedings, in each case invalidating at least some of the challenged claims of the patent at issue. That brings to 15 the total number of patents invalidated in an Inter Partes review…