Currently, the cost of validating a European patent in multiple European jurisdictions can be prohibitive and a prudent Patentee may have to select a subset of EPO countries to protect their invention in. In contrast, the unitary patent offers the advantages of wider...
Background US patents have a term of 20 years from the filing date of the patent application. A long period of prosecution, however, can effectively diminish the patent term, since a patent is only enforceable after grant. In an effort to make things fairer, the USPTO...
Eli Lilly is the patent holder of a drug called pemetrexed (Lilly brand “Alimta”) that has been the subject of court proceedings in the UK, which we have reported previously. This case concerns a related issue during US proceedings in which the US Federal...
Background In Illumina v TDL & Ariosa [2019] EWHC 1159, an interesting question at hand was whether Illumina had to get the Court’s permission to rely on expert evidence which was used in a different case and then served under a hearsay notice in the present...
The case relates to expandable garden hoses, which are now commonly available. Emson is the exclusive sub-licence of two UK patents, which Emson claimed Hozelock have infringed. Hozelock counter claimed for invalidity of both patents. Important features of this hose...
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