Granted Patent
Utility
US 5,067,210 · App. 07/592,126
Surface-type fastener
Inventor:
Keiichi Keyaki
Patented Case
View Patent ↗
Granted: Nov 26, 1991
Filed: Oct 3, 1990
Inventor
Keiichi Keyaki
Assignee (at issue)
Yoshida Kogyo K.K.
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.