Granted Patent
Utility
US 4,334,357 · App. 06/201,413
Safety braking apparatus for a portable chain saw
Inventor:
John Baricevic
Patented Case
View Patent ↗
Granted: Jun 15, 1982
Filed: Oct 30, 1980
Inventor
John Baricevic
Assignee (at issue)
BLACK & DECKER INC.
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.