Granted Patent
Utility
US 4,285,380 · App. 06/025,363
Panel fastener
Inventor:
Bulent Gulistan
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Mar 30, 1979
Inventor
Bulent Gulistan
Assignee (at issue)
VSI, 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.