Granted Patent
Utility
US 4,660,485 · App. 06/204,425
Rotating needle guard
Inventor:
Francis L.C. MORGAN
Patented Case
View Patent ↗
Granted: Apr 28, 1987
Filed: Nov 6, 1980
Inventor
Francis L.C. MORGAN
Assignee (at issue)
SSMC 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.