Granted Patent
Utility
US 6,680,024 · App. 10/031,847
Method for producing a coupling body by powder-metallurgy
Inventor:
Alois Grundner
Patented Case
View Patent ↗
Granted: Jan 20, 2004
Filed: Jan 23, 2002
Inventor
Alois Grundner
Assignee (at issue)
Miba Sintermetall GmbH
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.