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.)
Owens Corning
Original Assignee
Owens Corning Fiberglas Corp
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 US05/452,293external-prioritypatent/US4014726A/en
Priority claimed from CA215,947Aexternal-prioritypatent/CA1067226A/fr
Application filed by Owens Corning Fiberglas CorpfiledCriticalOwens Corning Fiberglas Corp
Priority to CA308,288ApriorityCriticalpatent/CA1067227A/fr
Application grantedgrantedCritical
Publication of CA1067227ApublicationCriticalpatent/CA1067227A/fr