Granted Patent
Utility
US 4,385,092 · App. 04/490,784
Macroboule
Inventor:
Joseph Singer, Jr.
Patented Case
View Patent ↗
Granted: May 24, 1983
Filed: Sep 24, 1965
Inventor
Joseph Singer, Jr.
Assignee (at issue)
Nitec,LLC
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.