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.)
Abandoned
Application number
AU53732/90A
Inventor
Frederick S. Gelfant
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.)
Shawcor Ltd
Original Assignee
Shawcor Ltd
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 US07/442,080external-prioritypatent/US5104152A/en
Application filed by Shawcor LtdfiledCriticalShawcor Ltd
Publication of AU5373290ApublicationCriticalpatent/AU5373290A/en