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
JR 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 CH190563Aexternal-prioritypatent/CH424031A/de
Application filed by JR Geigy AGfiledCriticalJR Geigy AG
Publication of ES296459A1publicationCriticalpatent/ES296459A1/es
ES296459A1963-02-151964-02-14Procedimiento para la preparación de colorantes azoicos exentos de metal, difícilmente solubles en agua
ExpiredES296459A1
(es)