Employee patent disputes – What have the Romans ever done for us?

The patent which was the subject of extended entitlement proceedings between Markem Systems Limited and Zipher Limited now been found invalid. Zipher was also refused permission to amend its patent. It was held to be bound by its earlier undertaking in the earlier entitlement proceedings to amend the patent in a differing way. Zipher was bound even though this undertaking was not at any point recorded in a court order. Find out more in Wragge & Co's full analysis of the case.