Granted Patent
Utility
US 4,250,699 · App. 06/028,448
Clipping apparatus
Inventor:
Joren R. Hallberg
Patented Case
View Patent ↗
Granted: Feb 17, 1981
Filed: Apr 9, 1979
Inventor
Joren R. Hallberg
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.