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
GB898906478A
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.)
NORTH WEST WATER AUTHORITY
Original Assignee
NORTH WEST WATER AUTHORITY
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 GB888821430Aexternal-prioritypatent/GB8821430D0/en
Application filed by NORTH WEST WATER AUTHORITYfiledCriticalNORTH WEST WATER AUTHORITY
Publication of GB8906478D0publicationCriticalpatent/GB8906478D0/en
Priority to AU43285/89ApriorityCriticalpatent/AU4328589A/en
Priority to GB8920612Aprioritypatent/GB2225406B/en
Priority to PCT/GB1989/001070prioritypatent/WO1990002904A1/en