Granted Patent
Utility
US 5,249,485 · App. 07/814,791
Bandsaw blade and method of manufacturing same
Inventor:
Robert C. Hayden, Sr.
Patented Case
View Patent ↗
Granted: Oct 5, 1993
Filed: Dec 31, 1991
Inventor
Robert C. Hayden, Sr.
Assignee (at issue)
SANDVIK AB
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.