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
GB909015582A
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.)
PARKS JOHN R
Original Assignee
PARKS JOHN R
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 PARKS JOHN RfiledCriticalPARKS JOHN R
Priority to GB909015582ApriorityCriticalpatent/GB9015582D0/en
Publication of GB9015582D0publicationCriticalpatent/GB9015582D0/en
Priority to US07/610,209prioritypatent/US5109426A/en
Priority to GB9024383Aprioritypatent/GB2237916A/en
Priority to EP90312282Aprioritypatent/EP0427562A1/en
Priority to JP2306955Aprioritypatent/JP2908867B2/en