Granted Patent
Utility
US 4,294,658 · App. 06/076,943
Nuclear reactors
Inventors:
Peter Humphreys, Daniel F. Davidson, Gordon Bryce Thatcher
Patented Case
View Patent ↗
Granted: Oct 13, 1981
Filed: Sep 19, 1979
Inventors
Peter Humphreys
Daniel F. Davidson
Gordon Bryce Thatcher
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.