Granted Patent
Utility
US 5,564,873 · App. 08/430,125
Self-attaching fastening element and method of attachment
Inventors:
Harold A. Ladouceur, Rudolf Muller
Patented Case
View Patent ↗
Granted: Oct 15, 1996
Filed: Apr 25, 1995
Inventors
Harold A. Ladouceur
Rudolf Muller
Assignee (at issue)
Multifastener 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.