Granted Patent
Utility
US 5,502,888 · App. 08/255,098
Installation die for self-attaching fastener
Inventors:
Takao Takahashi, Hiroshi Takehara
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Jun 7, 1994
Inventors
Takao Takahashi
Hiroshi 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.