List of UK judgments relating to excluded subject matter

Under United Kingdom patent law, a patent may only be granted for "an invention". While the meaning of invention is not defined, certain things are not regarded as inventions. Such things are excluded from patentability. This article lists judgments delivered by the UK courts that deal with excluded subject matter.

The provisions about what are not to be regarded as inventions are not easy. There has been and continues to be much debate about them and about decisions on them given by national courts and the Boards of Appeal of the European Patent Office. This article also list some of the discussions that have been had about the different judgments.

Article 52 of the European Patent Convention, which represents the source of UK law in this area and which should have the same meaning states that:

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