Granted Patent
Utility
US 5,148,581 · App. 07/830,122
Clip device
Inventor:
Jerome Hartmann
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Jan 31, 1992
Inventor
Jerome Hartmann
Assignee (at issue)
Cobbs Manufacturing Company
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.