In the recent High Court case, Emson v Hozelock, Nugee J held that a patent for an expandable hose lacked inventiveness and was invalid. The judge's analysis of what amounts to a public disclosure and the inventor's use of prototypes in his garden is of particular interest.
The Court of Appeal last week considered the change in the UK law of patent infringement following the Supreme Court decision in Actavis v Lilly.
Actavis v ICOS: a routine or surprising application of the "obvious to try" test by the Court of Appeal?
The Court of Appeal has declared obvious a patent claiming a particular dosage regimen of a known drug on the basis that the skilled team would have arrived at the alleged invention, inevitably, during routine dose-ranging steps in clinical trials (Actavis v ICOS  EWCA Civ 1671).