This case follows an earlier UK judgement (Halliburton Energy Services Inc.’s Application) in respect of the formulation of the contribution when assessing the steps of the Aerotel test: the widely accepted test under UK patent law for determining whether claimed subject matter falls within a category of subject matter excluded from protection. The Halliburton judgement was an appeal from a decision of a UK IPO Hearing Officer at first instance. In Halliburton, the invention was similar to an invention considered in an earlier judgement, and so the Hearing Officer was attempting to follow this earlier judgement, but the judge in this case concluded that the Hearing Officer’s interpretation of the […]