Granted Patent
Utility
US 5,585,628 · App. 08/497,266
Method of surface surveying for radioactive sources
Inventors:
John P. Andrews, Gerard V. Policastro
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Jun 30, 1995
Inventors
John P. Andrews
Gerard V. Policastro
Assignee (at issue)
Westinghouse Electric Company LLC
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.