Granted Patent
Utility
US 4,330,634 · App. 06/209,679
Foam composites
Inventor:
Bruce K. Rodaway
Patented Case
View Patent ↗
Granted: May 18, 1982
Filed: Nov 24, 1980
Inventor
Bruce K. Rodaway
Assignee (at issue)
Dunlop GmbH
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.