Granted Patent
Utility
US 5,787,739 · App. 08/825,213
Security hole fastening device
Inventor:
Jay S. Derman
Patented Case
View Patent ↗
Granted: Aug 4, 1998
Filed: Mar 27, 1997
Inventor
Jay S. Derman
Assignee (at issue)
ACCO BRANDS CORPORATION
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.