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.)
Pending
Application number
GB878721283A
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.)
Griffin R J
Stevens M F G
Original Assignee
Griffin R J
Stevens M F G
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 Griffin R J, Stevens M F GfiledCriticalGriffin R J
Priority to GB878721283ApriorityCriticalpatent/GB8721283D0/en
Publication of GB8721283D0publicationCriticalpatent/GB8721283D0/en
Priority to GB8728018Aprioritypatent/GB2204867B/en
Priority to PCT/GB1987/000859prioritypatent/WO1988004293A1/en
Priority to JP63500078Aprioritypatent/JP2704747B2/en
Priority to DE87907792Tprioritypatent/DE3786256T2/en
Priority to EP87907792Aprioritypatent/EP0290558B1/en
Priority to AT87907792Tprioritypatent/ATE90673T1/en
Priority to US07/127,452prioritypatent/US4992444A/en