Granted Patent
Utility
US 4,643,065 · App. 06/869,344
Saw chain comprised of safety side links designed for reducing vibration
Inventor:
Donald J. MacGavin
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Jun 2, 1986
Inventor
Donald J. MacGavin
Assignee (at issue)
Omark Industries, 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.