Granted Patent
Utility
US 6,004,087 · App. 08/996,178
Self-attaching fastener
Inventor:
Rudolf Muller
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Dec 22, 1997
Inventor
Rudolf Muller
Assignee (at issue)
PROFIL Verbindungstechnik GmbH & Co. KG
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.