Granted Patent
Utility
US 4,382,334 · App. 06/279,531
Chain saw device
Inventor:
Michael J. Reynolds
Patented Case
View Patent ↗
Granted: May 10, 1983
Filed: Jul 1, 1981
Inventor
Michael J. Reynolds
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.