Granted Patent
Utility
US 5,237,733 · App. 07/888,580
Female die assembly for attaching a self-attaching fastening element and method of attachment
Inventors:
Harold A. Ladouceur, Rudolf Muller
Patented Case
View Patent ↗
Granted: Aug 24, 1993
Filed: May 26, 1992
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.