Granted Patent
Utility
US 5,549,430 · App. 08/285,201
Self-attaching fastener and installation die
Inventors:
Takao Takahashi, Niroshi Takehara
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Aug 3, 1994
Inventors
Takao Takahashi
Niroshi Takehara
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.