Introduction Of all people involved in the filing, prosecution and enforcement of patent rights, it could be argued that none are as important as the drafters of the initial application. Regardless of the skill and experience of the litigators, certain errors or...
There were two issues in this case regarding whether the application could be reinstated. Firstly, it had to be decided whether the deadline which was to be re-established could be the additional six-month period in which the renewal fee can still be paid with a...
The applications relate to compositions for dental impression materials. Claim 1 of the granted patent read as follows: “A dental impression material comprising a base paste and a catalyst paste, wherein the base paste comprises at least one polymerizable...
Background The EPO’s Boards of Appeal have previously used the ‘essentiality test’ to determine whether after the deletion of a claim feature the remaining subject-matter is still in compliance with the content disclosed in the application-as-filed....
Entitlement to priority in an invention is a fundamental right in the patent system in the UK, Europe and globally. It is therefore essential that the requirements for using an applicant’s priority right are well understood that each of the jurisdiction in...
Introduction The European (EP) patent landscape is on the verge of the greatest change since the European Patent Convention entered into force in 1977 – the Unitary Patent Court (UPC) is about to open! A question mark over the involvement of the UK within the UPC...
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