Granted Patent
Utility
US 4,319,943 · App. 06/184,681
Folded bead filler construction
Inventor:
Douglas A. Bayuga
Patented Case
View Patent ↗
Granted: Mar 16, 1982
Filed: Sep 8, 1980
Inventor
Douglas A. Bayuga
Assignee (at issue)
The Firestone Tire & Rubber 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.