Granted Patent
Utility
US 5,225,056 · App. 07/648,874
Separation method
Inventors:
Nevill J. Bridger, Mark D. Neville, Andrew Derek Turner
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Jan 31, 1991
Inventors
Nevill J. Bridger
Mark D. Neville
Andrew Derek Turner
Assignee (at issue)
United Kingdom Atomic Energy Authority
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.