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
Application filed by Rudolf Ing Trnka, Navratil LiborfiledCriticalRudolf Ing Trnka
Priority to CS831037ApriorityCriticalpatent/CS256001B1/cs
Publication of CS103783A1publicationCriticalpatent/CS103783A1/cs
Publication of CS256001B1publicationCriticalpatent/CS256001B1/cs
Procedimiento para preparar derivados del acido 7beta-(carboxialquenoilamino)-(1-o,1-5 o 1-50)-3 cefem-4- carboxilico, y los intermediarios de aplicacion exclusiva en dicho procedimiento.