Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB878700471Aexternal-prioritypatent/GB8700471D0/en
Priority claimed from GB878700469Aexternal-prioritypatent/GB8700469D0/en
Priority claimed from GB878700470Aexternal-prioritypatent/GB8700470D0/en
Priority claimed from GB878700468Aexternal-prioritypatent/GB8700468D0/en
Application filed by Hoechst Uk LtdfiledCriticalHoechst Uk Ltd
Publication of DK7488D0publicationCriticalpatent/DK7488D0/en
Publication of DK7488ApublicationCriticalpatent/DK7488A/en