Granted Patent
Utility
US 6,473,482 · App. 09/354,135
Spacer with specially fastened springs for fuel assemblies of nuclear reactors
Inventor:
Alexander Steinke
Patented Case
View Patent ↗
Granted: Oct 29, 2002
Filed: Jul 15, 1999
Inventor
Alexander Steinke
Assignee (at issue)
Siemens Aktiengesellschaft
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.