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.)
Expired
Application number
CA824827A
Inventor
Lutzker Lawrence
Garfield Eugene
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.)
Institute for Scientific Information Inc
Original Assignee
Institute for Scientific Information Inc
Publication date
Application grantedgrantedCritical
Publication of CA824827ApublicationCriticalpatent/CA824827A/en