Granted Patent
Utility
US 5,590,928 · App. 08/456,479
Mechanical door stop
Inventor:
Danut Voiculescu
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: Jun 1, 1995
Inventor
Danut Voiculescu
Assignee (at issue)
Winner International Royalty 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.