Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 CH132773Aexternal-prioritypatent/CH579613A5/xx
Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Publication of ES422703A1publicationCriticalpatent/ES422703A1/es
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Plural Heterocyclic Compounds
(AREA)
ES422703A1973-01-301974-01-29Procedimiento para la preparacion de nuevos colorantes de tina con radicales tinables policiclicos.
ExpiredES422703A1
(es)