Granted Patent
Utility
US 4,982,479 · App. 07/479,152
Automatic locking slider for slide fasteners
Inventor:
Kiyoshi Oda
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Feb 13, 1990
Inventor
Kiyoshi Oda
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.