Granted Patent
Utility
US 5,983,497 · App. 08/995,304
Method for forming a vehicle driveshaft tube
Inventors:
Douglas E. Breese, Philip A. Eversole
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Dec 22, 1997
Inventors
Douglas E. Breese
Philip A. Eversole
Assignee (at issue)
DANA LIMITED
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.