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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn Co
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 US06/122,029external-prioritypatent/US4246364A/en
Application filed by Upjohn CofiledCriticalUpjohn Co
Publication of ES492282A0publicationCriticalpatent/ES492282A0/en
Publication of ES8104336A1publicationCriticalpatent/ES8104336A1/en
ES492282A1979-06-111980-06-10Procedure for preparing a cellular polymer. (Machine-translation by Google Translate, not legally binding)
ExpiredES8104336A1
(en)