Granted Patent
Utility
US 6,658,087 · App. 10/137,715
Nautical X-ray inspection system
Inventors:
Alex Chalmers, Charles F. Squires
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: May 2, 2002
Inventors
Alex Chalmers
Charles F. Squires
Assignee (at issue)
American Science and 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.