Granted Patent
Utility
US 4,687,622 · App. 06/792,572
Nuclear event detector
Inventor:
Larry L. Longden
Patented Case
View Patent ↗
Granted: Aug 18, 1987
Filed: Oct 29, 1985
Inventor
Larry L. Longden
Assignee (at issue)
IRT & Associates, 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.