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.)
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.)
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Publication date
Family has litigation
First worldwide family litigation filedlitigationCriticalhttps://patents.darts-ip.com/?family=42878920&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS4617453(Y1)"Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filedfiledCritical
Priority to JP1967021418UpriorityCriticalpatent/JPS4617453Y1/ja
Priority to DE19681611792prioritypatent/DE1611792B2/de
Priority to FR1566542Dprioritypatent/FR1566542A/fr
Publication of JPS4617453Y1publicationCriticalpatent/JPS4617453Y1/ja