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.)
Gruenau Illertissen GmbH
Evonik Operations GmbH
Original Assignee
Chemische Fabrik Gruenau AG
Deutsche Gold und Silber Scheideanstalt
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 Chemische Fabrik Gruenau AG, Deutsche Gold und Silber ScheideanstaltfiledCriticalChemische Fabrik Gruenau AG
Priority to ES143179ApriorityCriticalpatent/ES143179A1/en
Publication of ES143179A1publicationCriticalpatent/ES143179A1/en