Granted Patent
Utility
US 4,227,037 · App. 06/043,206
Shielded non-metallic container
Inventor:
Paul Layton
Patented Case
View Patent ↗
Granted: Oct 7, 1980
Filed: May 29, 1979
Inventor
Paul Layton
Assignee (at issue)
Gulf Eastern Manufacturing Company
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.