EPO Casts Light on Opponents’ Masked Clarity Attacks

EPO Casts Light on Opponents’ Masked Clarity Attacks

EPO Decision T1285/15 relates to an appeal from an Opposition Decision to maintain (in amended form) European Patent No. EP1567358 owned by De La Rue International Limited. The patent relates to security devices, for example those used to verify the authenticity of...
The London Agreement (Updated 15 September 2020)

The London Agreement (Updated 15 September 2020)

Previously, most contracting states of the European Patent Convention (EPC) require the filing of a translation of the specification in order for a granted European patent to come into force in that state. This validation process and, in particular, the requirement...
Acknowledgement of a Procedural Violation

Acknowledgement of a Procedural Violation

A very rare Appeal Decision by the European Patent Office has recently been issued in which a substantial procedural violation by the Office has been acknowledged meaning that an appeal fee was refunded. This Decision also provides useful guidance on how to...