Granted Patent
Utility
US 5,868,535 · App. 08/905,305
Self-riveting fastening element
Inventor:
Harold A. Ladouceur
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Aug 4, 1997
Inventor
Harold A. Ladouceur
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.