Granted Patent
Utility
US 4,426,355 · App. 06/336,652
Spacer grid for nuclear fuel assembly
Inventor:
Joseph M. Burger
Patented Case
View Patent ↗
Granted: Jan 17, 1984
Filed: Jan 4, 1982
Inventor
Joseph M. Burger
Assignee (at issue)
Combustion Engineering, Inc.
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.