Granted Patent
Utility
US 4,700,832 · App. 06/912,981
Packing brace with interlocking members
Inventor:
David M. Champ
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: Sep 29, 1986
Inventor
David M. Champ
Assignee (at issue)
United Foam Plastics
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.